For Parents

How to Read a Heat Sheet (Without Losing Your Mind)

By Fabio Verschoor•September 27, 2024•5 min
How to Read a Heat Sheet (Without Losing Your Mind)

Quick answer

A heat sheet tells you three numbers for every swim: event, heat and lane. The time next to the name is the seed time (the entry time); NT means no time on file, so the swimmer is seeded as the slowest. Write event-heat-lane on your swimmer's arm. The psych sheet is a different document: it ranks who is entered, not when they swim.

At Rafa's first meet, someone handed me twenty pages of tiny numbers and names. I stared at it, completely lost. "Where is Rafaela? What event is happening right now?" A dad sitting next to me noticed the panic on my face, pulled out a Sharpie, and said, "Here, write her events on her arm." Game changer.

That five-second tip saved me hours of confusion. Here is everything else I wish I had known.

What Is a Heat Sheet?

A heat sheet is the meet program. It lists every event in order, every swimmer entered, their seed times, and the heat and lane each one will swim in. Some meets sell or hand out printed copies; many post it online or in a meet app before the first session. Ask at check-in if you do not see it.

The Three Numbers That Matter: Event, Heat, Lane

NumberWhat it meansExample
EventThe race on the scheduleEvent 7: Girls 11-12 50 Free
HeatThe group your swimmer races in (there are more swimmers than lanes)Heat 3 of 6
LaneYour swimmer's lane in that heatLane 5

When you find your child's name, write down the E/H/L for every race. Many parents write it on the swimmer's arm with a Sharpie, so the swimmer always knows where to be and when.

Seed Times and "NT"

The time next to each name is the seed time: the entry time submitted for that event, usually the swimmer's best official time in it. Officials use it to sort swimmers into heats and lanes.

NT means No Time: the swimmer has no entry time in that event. Under USA Swimming rule 102.5, swimmers without a submitted time are treated as the slowest and placed at the end of the list by draw. It is nothing to worry about; every swimmer is NT the first time they race an event.

How Heats Are Organized

This is the detail that confuses new parents: in most age-group meets, the fastest swimmers do not go first.

  • Timed finals (you swim once, and the time decides the place): the last heat has the fastest seeds, the heat before it the next fastest, and so on (USA Swimming 102.5.4; Swimming Canada rulebook C3.5.1 says timed finals are normally swum slowest to fastest). A meet may reverse the order and swim the fastest heats first, so check the heat sheet.
  • Prelims and finals (morning heats, evening finals): the last three heats are "circle seeded", so the fastest swimmers are spread across them instead of all in the last heat. For the 400 and longer, it is the last two heats. Earlier heats go from slower to faster.

Lanes: inside each heat, the fastest seed gets the middle of the pool and the rest fan out to either side. In a 6-lane pool that is lane 3, in an 8-lane pool lane 4. In 10-lane pools it is lane 5 under USA Swimming rules (lanes numbered 1 to 10) and lane 4 under Swimming Canada rules (lanes numbered 0 to 9). An outside lane just means a slower seed within that heat, which is completely normal for younger or newer swimmers.

Common Abbreviations

CodeMeaning
FRFreestyle
BKBackstroke
BRBreaststroke
FLButterfly
IMIndividual Medley: all four strokes in one race, in the order fly, back, breast, free (USA Swimming 101.6)
SCY / SCMShort course: 25-yard or 25-metre pool
LCMLong course: 50-metre pool
NTNo Time

Events list the distance first, then the stroke: "100 FR" means 100 yards or metres of freestyle, depending on the pool. If the pool terms are new, see what SCM, SCY and LCM mean.

Finding Your Child's Events

  1. Scan the event list for your child's age group, gender and strokes.
  2. Inside each event, find their name. Circle it, highlight it, or take a photo.
  3. Write the E/H/L on their arm (and maybe on yours, too).
  4. Watch the scoreboard or listen for the announcer: meets often move faster than you expect.

Heat Sheet vs Psych Sheet

A psych sheet lists everyone entered in each event, ranked by seed time, usually before heats and lanes are set. The heat sheet comes later and tells you when and where each swimmer races. Our psych sheet guide explains how to read the rankings.

After the Meet

The heat sheet tells you where your swimmer will race. The results tell you what happened. Once the meet's official results are published, Gophin loads them on its own: your swimmer's times, places and new personal bests in Times → Meets, and the full results of the meet, every heat and every swimmer, in Meet Results.

Sign in and open your swimmer's Meets so you are not hunting through paper after the meet.

You Have Got This

The heat sheet looks overwhelming the first time. By the second or third meet, you will flip through it like a pro. For now, just remember: Event, Heat, Lane. Find the name, write it down, and enjoy watching your swimmer race. First meet coming up? Read what to expect at your child's first swim meet.

Sign in to Gophin and follow your swimmer's results

Sources

Frequently Asked Questions

  • How do I read a swim heat sheet?
    Find the event number, then the heat, then the lane. Seed time is the entry time. NT means no time on file. Write event-heat-lane on the swimmer's arm so you are not flipping pages on the blocks.
  • What does NT mean on a heat sheet?
    No Time. The swimmer entered without an official seed in that event and course. Under USA Swimming rules they are treated as the slowest entries, so they usually swim in an early heat.
  • Why is my child in lane 1 or lane 8?
    Inside each heat, the fastest seed swims in the middle (lane 4 in an 8-lane pool, lane 3 in a 6-lane pool) and the rest fan out to the sides. An outside lane just means a slower seed within that heat.
  • Is the heat sheet the same as the psych sheet?
    No. Psych sheet ranks entries by seed. Heat sheet assigns heat and lane. You need both: psych the night before, heat sheet on deck.
Fabio Verschoor

Fabio Verschoor

Founder & CEO, Gophin

Swim dad, computer scientist, and serial entrepreneur. When my daughter dove into competitive swimming, I combined my passion for sports and technology to build Gophin — so every family can track performance with clarity.

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