Thistlebase Independent Thistle Class Knowledge Base

Racing Technique, Tactics & Rules

Racing Rules Education

Quizzes, rule analyses, protest case studies, and updates teaching the Racing Rules of Sailing over the decades.

74 articles · 1946–2026

New Viewpoint on Championship Rules
1953 July, 1953 Harry Spangenbergp. 1

TCA president Harry Spangenberg offers perspective on championship sail rules, questioning restrictive measurement standards and proposing that only two suits of sails be measured for championship use. He argues this approach would reduce the risk of sail damage and make the rules more practical.

Letters to the Editor
1958 April 1958 Buck Baileyp. 2–5

Buck Bailey, Highlander National Champion, argues that a satisfactory handicap formula for racing will never be found universally, but advocates for the Yacht Club One-of-a-Kind handicap formula used on the Texas coast as detailed in Bob Bavier's 'Faster Sailing'.

Handicapping
1958 January 1958 p. 8

Discussion of the challenges of handicapping small boat races and invitation for Race Committee members and Fleet Secretaries to share handicapping formulas and methods used in their fleets.

Letters to the Editor
1958 May - June 1958 p. 3–5

Multiple letters from readers discussing handicapping systems, time correction factors, and Fleet 42 location. Includes technical discussion of Portsmouth Yardsticks and various measurement methodologies for racing.

Changes in Yacht Racing Rules
1961 May 1961 Bruce Dunnington (1197)p. 3–10

Comprehensive article on the new NAYRU Yacht Racing Rules for 1961, including changes to definitions, the significant rule 43 allowing close hauled yachts to alter course for safe pilotage, and clarifications on reaching marks and luffing rules. The article emphasizes the need for thorough study of the new rules.

Changes in Yacht Racing Rules
1961 May 1961 Bruce Darringtonp. 3

Discussion of new NAYRU Yacht Racing Rules for this year. The article explains that there are only a few major changes but dozens of changes affecting race procedures. It comments on selected rule changes without attempting to catalogue them.

RULES (continued)
1961 May 1961 p. 10

Continuation of general yacht racing rules section, discussing various aspects of rule interpretation, enforcement, and procedures for disputes.

Bavier Says
1961 September 1961 Bob Bavierp. 6

Vice President of YACHTING Magazine Bob Bavier explains Rule 42.1(e) regarding tactics around marks, clarifying when a yacht can claim right to tack under this rule and how it applies to rounding or passing a mark.

Bavier Says
1961 September 1961 Bob Bavierp. 6

An article by NAYRU secretary Bob Bavier discussing Rule 42.1 about room to round or pass a mark, explaining what constitutes a clear ahead position and clarifying when a yacht must give room.

You Be the Judge
1962 April-May 1962 p. 13

A racing scenario presenting two different interpretations of a sailing rule involving an overlap situation between two boats on port tack, asking readers to determine the correct ruling based on NAYRU Rule 37.1.

You Be the Judge
1962 April-May 1962 p. 13

Racing rules scenario presenting a situation where two Thistles (A and B) interact during the starting sequence, asking readers to determine which boat violated which rule and make proper judgments.

The Vang and Honest Men
1962 June-July 1962 p. 2

Editorial addressing the vang rule in Thistle racing and the importance of honest skippers. Discusses a protest at a regatta where boats appeared to have vangs up while beating, and examines the legality and purpose of the vang under Thistle class by-laws.

The Vang and Honest Men
1962 June-July 1962 E.W. Himsworthp. 2

An editorial discussing the prevalence of boats using vangs while beating and questions about whether this practice is legal under class rules. The author explores the technical purpose of the vang and argues for clear interpretation of the bylaws.

You be the Judge
1962 June-July 1962 p. 15

Rules question and analysis column presenting a sailing situation and asking readers to determine the correct ruling. Describes a potential jibing situation with protest and counter-protest between competing boats.

You be the Judge
1962 June-July 1962 p. 15

A rules interpretation discussion with diagrams showing a sailing situation where Thistle A protests Thistle A on the basis of Rule 41.4, claiming jibing simultaneously. The article discusses the interpretation of the rule and asks readers to judge whether the protest is valid based on the circumstances described.

The Olympic Style Race Course
1963 March-April 1963 Jack Wanenmacher (25)p. 3

Technical explanation of Olympic-style race courses used by yacht clubs, featuring a geometric design with marks positioned in a circle configuration. Describes how course identification works and the strategic advantages of this standardized approach.

The Two-In-One Capsize
1964 May-June 1964 Jim Fairclough (1720)p. 8–12

Expert account of executing a two-race capsize in one race at the New Jersey Districts and twice at St. Petersburg. Describes the technique, conditions, and outcome of this unusual maneuver, including the complications and lessons learned from capsizing.

About These Articles
1965 January-February 1965 p. 7

An editor's note explaining that the three centerboard articles in this issue were written by top Thistle racers who have won multiple honors and Lake Erie Nationals, and explaining the agreement among writers on proper centerboard curves.

About These Articles
1965 January-February 1965 p. 7

Editors' note explaining the context and credentials of the centerboard articles by Jack Wacnermacher and Jim Miller. Notes their experience and racing success while acknowledging minor differences in their approaches.

When Should A Race Committee Shorten Course?
1965 September-October, 1965 Don Wilsonp. 2–3

Editorial piece discussing when and how race committees should shorten courses. Wilson argues that Thistle National rules require specific procedures and that most skippers prefer consistent race lengths rather than arbitrary course modifications. He debates whether committees should shorten courses and advocates for adhering to established rules.

By-Laws Proposal: Crew Flexibility at Sanctioned Events
1967 May-June 1967 Kaighn Smith (1241)p. 14–16

A comprehensive proposal to modify Thistle Class by-laws regarding crew composition in sanctioned events, addressing family sailing opportunities and competitive fairness. Includes responses from multiple class officers discussing the merits and concerns of the proposal.

Like Britannia-We Waive the Rules
1973 January-February 1973 Barrie Smithp. 13

Opinion piece discussing rule changes and waivers in Thistle sailing, arguing for consistent enforcement while acknowledging that some rules may need reconsideration by the fleet.

Note from the National Race Committee Chairman
1974 July-August 1974 p. 2

The National Race Committee addresses a decision of the Florida Sailing Association Board regarding an appeal of Thistle 2508's disqualification in a National Championships race. The Committee upheld the protest decision and rejected the appeal based on the findings of the protest committee.

From the Editor
1977 January-February 1977 Dr. Thomas M. Keinathp. 2–3

Editor clarifies bylaws regarding non-owner borrowing and chartered boats in racing. Emphasizes the rule's intent to encourage ownership while discouraging token purchasing arrangements.

Protests & Appeals
1978 December 1977 - January 1978 Ted Tolsonp. 10–19

A comprehensive guide to the process of filing protests and appeals in Thistle racing, explaining how to properly document protests, the roles of various committees, and the importance of learning racing rules to avoid disputes.

720° Turns vs. the 20% Rule: Alternative Penalties
1978 October-November 1978 Tom Keinath (2955)p. 18–19

Detailed analysis of alternative penalty systems for sailing infractions. The author surveys skipper preferences on the 720° Turns approach versus the 20% Automatic Penalty, finding divided opinion among respondents with valid arguments on both sides.

720° Turns vs. the 20% Rule: Alternative Penalties
1978 October-November, 1978 Tom Keinathp. 18–19

Detailed analysis of survey results comparing Thistle skippers' preferences between the 720° Turn alternative penalty system and the 20% Alternative Penalty system based on survey of Mid-Winters participants.

720° Turns vs. the 20% Rule: Alternative Penalties
1978 October-November, 1978 Tom Keinath (2955)p. 18–19

Tom Keinath presents an analysis of the 1977 IYRU decision to adopt the Percentage Alternative Penalty system for world and continental championships. The article surveys Thistle skippers on their preferences between the 720° Turns Alternative Penalty and the 20% Alternative Penalty, presenting survey results and skipper opinions on risk-taking, rule-breaking, equity, and penalty severity.

Close Encounters of the 37.1 Kind
1979 October-November, 1979 Joe Hale (198)p. 16–17

Detailed analysis of U.S.Y.R.U. Rule 37.1 (keeping clear of a leeward yacht) with three practical examples illustrating various interpretations and applications of the rule in racing situations.

Close Encounters of the 37.1 Kind
1979 October-November, 1979 Joe Hale (198)p. 16–17

Detailed technical analysis of USMYRU Rule 37.1 governing overlapping boats on the same tack. The author provides three detailed case studies with diagrams illustrating common violations and proper interpretations of the keep-clear rule.

You Be The Judge
1981 December '81/January '82 Roger Brettp. 22–23

Racing rules column introducing Roger Brett as a new columnist covering racing rules and appeals cases, with an introduction explaining the column's purpose and a sample racing scenario for readers to judge.

IYRU Meeting Actions Deletes Racing Rule 60.4
1982 February-March 1982 p. 7

International yacht racing rule 60.4 governing means of propulsion has been deleted effective January 1, 1982, following a decision by the International Yacht Racing Union. The rule had sparked significant controversy over pumping and rocking maneuvers.

You Be the Judge
1982 February-March 1982 p. 11

Racing rules problem cases presented for reader decision, involving racing mark roundings, rules of the road, and appeals committee decisions.

FROM THE EDITOR
1982 June-July 1982 Dave Kaighinp. 5

Editor Kaighin discusses the final Governing Board action on anchor rules after two years of discussion and multiple drafts. He explains the reasoning behind requiring ground tackle and defends the pragmatic approach that prioritizes safety and fair competition over theoretical considerations.

The Rules Test Yourself
1982 June-July 1982 p. 18

A rules quiz reprinted from Latitude 38 (September 1981) testing knowledge of overlapping boats and determining which boat has right of way in various configurations. Five diagrams show different boat positioning scenarios with instructions to identify correct positions.

The Rules: Test Yourself
1982 October/November 1982 p. 29

Interactive rules learning exercise with 8 sailing rule scenarios for readers to test their knowledge.

From The Editor
1983 August/September 1983 Dave Kaighinp. 4–5

The editor addresses safety concerns raised about rule procedures for canceling races, particularly responding to questions about Rule 60 and TCA measurement procedures. He advocates for open dialogue on fleet safety standards.

Pipe-line (Letters to the Editor)
1983 August/September 1983 p. 7

A collection of letters from readers addressing topics including rules interpretation, measurement procedures, and boat construction concerns raised in previous issues.

Think Fast, Skipper! (Sailing Rules Situations)
1983 August/September 1983 Rick Russellp. 14–15

Rick Russell presents two sailing rules scenarios with detailed diagrams and answers explaining how Rule 38 (luffing) applies in different tactical situations on a downwind course.

Rule 60: What's Fair Play?
1983 August/September 1983 Jerry Gilbertp. 16–17

Jerry Gilbert discusses Rule 60 regarding means of propulsion and argues for a balanced approach to enforcing the rule that accounts for unintentional kinetics while discouraging systematic misuse.

Enforcing Rule 60: Competitors Should Do The Job
1983 August/September 1983 Dick Rosep. 17

Dick Rose argues that competitors themselves must take responsibility for enforcing Rule 60 regarding propulsion, as judges cannot adequately monitor all actions. He encourages open discussion and organized protests to maintain fair competition.

The Lighter Side of Keeping Score
1983 August/September 1983 Lou Jolinep. 22

Lou Joline introduces a new handicap scoring system for Thistle sailing that addresses the varying skill levels of competitors while maintaining fairness in scoring.

Think Fast, Skipper!
1983 October/November 1983 Rick Russellp. 27

Article reprinted from the official publication of the Corocade Association providing sailing rules analysis focusing on starboard and port tack situations and right-of-way scenarios.

Rule Understanding Prerequisite to Fair Competitive Sailing
1984 October/November 1984 Michael Holloway (ASSOC)p. 8

Michael Holloway explains the importance of understanding sailing rules and the proper protest procedures, using a Northwest Thistle Regatta incident as a teaching example about rule compliance and the Alternative Penalty.

The Fundamental Rules (Part I)
1985 August/September 1985 Dave Perryp. 6–9

Perry reprints and explains the first fundamental rules from the IYRU rule book, focusing on rendering assistance and fair sailing principles. He analyzes several protest cases illustrating when and how these rules apply, emphasizing the balance between competition and safety on the water.

Simplified Rules for New Racers
1985 August/September 1985 p. 10

This simplified version presents the minimum essential racing rules for beginners going out on a race course against other boats. Knowledge of these rules should help new racers avoid serious trouble and understand basic race course management and right-of-way principles.

Learn The Racing Rules On Video!
1985 October/November 1985 p. 23

Advertisement for a new educational videotape series that explains yacht racing rules through demonstrations and animation, narrated by top sailor David Dellenbaugh and produced by SEA-TV.

My Favorite Rule
1988 December/January 1988 Steve Callisonp. 9

An examination of Rule 35 on limitations of course alteration, explaining its application, appeals, and nuances in specific racing scenarios involving starboard boat right-of-way situations.

My Favorite Rule
1988 October/November 1988 Rob Spring (1010)p. 19

Educational column about yacht racing rule 39 (Same Tack - Sailing Below a Proper Course After Starting), explaining the rule's intent, common violations, and how to apply it fairly in racing situations.

My Favorite Rule
1989 April/May 1989 Craig Lewackp. 16

Discussion of the starting line rules and techniques for achieving a good start. Explains Rule 42 and common starting mistakes, with advice for positioning upwind of the starting line.

My Favorite Rule
1989 February/March 1989 Jack Bauer (3743R)p. 13–14

Bauer uses a specific racing incident from Lake Erie to explain Rule 37 regarding same-tack basic rules in yacht racing. He discusses the nuances of overlapped versus non-overlapped situations, and how different rule sections apply when boats transition from clear astern to overlapped positions.

My Favorite Rule
1989 June/July 1989 Annie MacLean, #3769p. 14–15

An analysis of Rule 39 (Same Tack-Sailing) and its relationship to proper course, examining how the rule applies in various racing situations and emphasizing the importance of understanding the rules and knowing one's rights and responsibilities.

The First Beat Does Not A Regatta Make
1989 June/July 1989 Jack Finefrockp. 16

An analysis of first-beat racing strategy showing how a boat's position after the first mark can dramatically change during the rest of the race, with statistics and tactical hints for gaining positions after the first mark.

New Racing Rules Take Effect in April
1993 April/May 1993 p. 20–21

Summary of significant US Sailing rule changes effective April 1, 1993, including changes to mast abeam definition, individual recall procedures, banned substances, contact between yachts, serious damage rules, and setting and sheeting sails.

Rule 18.3
1999 December/January 1998/99 p. 8–9

An extensive discussion from the List-serv about Rule 18.3 of the Racing Rules of Sailing (1997-2000), addressing a complex situation where port and starboard tack boats interact near marks. The article presents multiple interpretations and perspectives on how the rule applies in different scenarios.

OCS: Improving Fairness and Accidentally Increasing Safety
2000 December/January 2000-2001 Tom Hubbellp. 6–7

Tom Hubbell advocates for implementing VHF radios in Thistle racing to improve OCS (Over-Caught-Start) notification and fairness. He argues that radios would allow real-time OCS notification, reduce guessing, and provide safety benefits like weather warnings and emergency communication.

Rules, Redress and the Sailor
2001 February-March 2001 Rod Glover (3790)p. 12–15

Comprehensive educational article about sailing rules and protest procedures, focusing on redress mechanisms. Explains the four criteria for writing rules, different types of protest committee hearings, the concept of standing, and detailed redress procedures with concrete examples of when redress should and should not be granted.

Racing Rules of Sailing
2004 August - September 2004 p. 6–7

An editors' note explains that the 2005-2008 Racing Rules of Sailing went into effect January 1, 2005. The article provides a comprehensive overview of significant rule changes from the 2001-2004 edition, covering adjustments to meeting boats, contact penalties, course changes, mark rounding, penalties, protests, scoring, and equipment requirements. Notable changes include new clarifications for boat interactions, two-turn penalties replacing 720-degree turns, and mandatory availability of notice of race and sailing instructions.

The Trapezoid Course - Should we try it?
2004 August - September 2004 Jim Kincaid, #3909p. 8–9

Jim Kincaid examines the trapezoid course format used at regattas to reduce boat interaction between divisions. He presents the mechanics of the course, where two divisions sail separate inner and outer loops simultaneously, and details both advantages (reduced conflicts, broader angles, easier finishes) and disadvantages (different courses per division, more equipment management). Kincaid advocates for testing the course at future regattas, particularly at the 50th Midwinters East, before potentially adopting it for the Nationals.

Amendment Proposal by Fleet #61 to Permit Technology to Enable Post Race Analysis
2017 June/July 2017 Graham Vaughan, Fleet #61p. 10–11

Fleet 61 proposes revising Chief Measurer's Ruling #65 to permit position sensing devices (GPS, smartphones, etc.) during racing provided the recorded data is not accessed while racing. The amendment supports post-race analysis for education and fleet building, with historical precedent from Seattle's 2009 Kattack system trial. The article includes detailed reasoning, testimonials from previous users, and comments from class members debating benefits and concerns about allowing such technology.

Dave Perry's Racing Rules Quiz 13
2019 December 2018/January 2019 Dave Perryp. 28–29

Perry presents a racing rules quiz scenario involving two boats at the start line with an overlap and tacking maneuver. The article includes the quiz question and a detailed explanation of the relevant rules and the proper decision regarding right-of-way and penalties.

Dave Perry's Racing Rules Quiz
2019 February/March 2019 p. 24–25

Racing rules quiz featuring a question about mark-room and proper course at an offset mark. Based on Dave Perry's collection of 100 Best Racing Rules Quizzes. Includes detailed answer explaining exoneration under rule 21.

Dave Perry's Racing Rules Quiz
2020 August/September 2020 Dave Perryp. 25–29

A racing rules quiz question and answer from Dave Perry's collection, with detailed explanation of Rule 18.2(b) regarding mark-room and overlapped boats on opposite tacks.

Dave Perry's Racing Rules Quiz
2020 October/November 2020 Dave Perryp. 21–26

A racing rules quiz from Dave Perry's collection, presented at the 2018 Thistle Nationals. Quiz 8 involves mark-room situations and the proper application of racing rules when two boats interact at a mark under different tacks. The quiz teaches understanding of rules 10, 14, 16, 18, and 21.

Dave Perry's Racing Rules Quiz
2021 May/June 2021 p. 7

A racing rules question about course shortening at a windward mark, presenting Quiz 55 from Dave Perry's collection. The quiz tests understanding of when a boat finishes and the proper procedures for course shortening signals.

Dave Perry Rule Quiz 42
2022 May - July 2022 Dave Perryp. 10

A racing rules quiz scenario involving two boats at a mark, with P tacking in the zone and S protesting. The scenario tests understanding of rules 16.1, 18.3, 18.2, 14, and 43.1.

Dave Perry's Racing Rules Quiz
2023 December/January 2023 Dave Perryp. 8–23

A racing rules quiz from Dave Perry, a renowned rules expert. The quiz presents a scenario at the starting line involving boats approaching an anchor line, followed by a detailed rules answer explaining the relevant Racing Rules of Sailing.

Dave Perry's Racing Rules Quiz
2023 Volume LXXVI, Number 3 - May-July 2023 Dave Perryp. 16

Educational sailing rules content featuring Quiz 33, a scenario about mark rounding and right-of-way rules. Perry conducts hour-long seminars on the rules of sailing, combining interesting content with common sense explanations. The quiz presents a specific racing situation and asks how it should be decided by a protest committee.

Dave Perry's Racing Rules Quiz - Quiz 12
2024 December/January 2024 Dave Perryp. 8–21

Rules quiz scenario involving two boats at the start line where one boat luffs and crosses head to wind. Sailors are asked to decide the outcome based on Racing Rules of Sailing. The answer is provided on page 21.

Dave Perry's Rules Quiz
2025 December 2024/January 2025 p. 9–19

An introductory passage about Dave Perry's 2018 presentation on the Racing Rules of Sailing at the Thistle Nationals, with permission to reprint quizzes. The article includes a sample quiz question about two boats approaching a gate mark, with the answer provided on page 19.

Dave Perry's Racing Rules Quiz (Quiz 22)
2026 February - April, 2026 Dave Perryp. 10

A racing rules scenario involving two boats approaching the starting line with an overlap. A leeward boat luffs and the windward boat makes contact with both the leeward boat and committee boat. The reader is asked to decide the protest case.

Dave Perry's Racing Rules Quiz - Answer to Quiz 22
2026 February - April, 2026 Dave Perryp. 13

The answer to Quiz 22 explains that boat W's protest is disallowed because L, as the leeward boat, has right-of-way throughout and is permitted to change course. Rule 17 does not apply to the scenario.