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BOSTON MARATHON 2024

Tracy Larson

Bib: 7897•F

CO

Masters
Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 25550
Top 26%
Gender (Female)
#0 / 10924
Top 11%
Masters (Masters Women)
#0 / 6263
Top 4%
Age Group (F40-44)
#0 / 1613
Top 9%
Race Day Weather
55°/45°F
scattered clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
22:35
Rank: #8949
Start → 5K
22:35 | 7:16/mi
10K· 6.21 mi
45:20
Rank: #8887 (+62)
5K → 10K
22:45 | 7:19/mi
15K· 9.32 mi
1:08:16
Rank: #8805 (+82)
10K → 15K
22:56 | 7:23/mi
20K· 12.43 mi
1:31:18
Rank: #8466 (+339)
15K → 20K
23:02 | 7:25/mi
Half· 13.11 mi
1:36:20
Rank: #8460 (+6)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:54:33
Rank: #8132 (+328)
Half → 25K
18:13 | 7:31/mi
30K· 18.64 mi
2:18:48
Rank: #7761 (+371)
25K → 30K
24:15 | 7:48/mi
20M
2:29:33
Rank: #7573 (+188)
30K → 20M
10:45 | 7:55/mi
21M
2:37:45
Rank: #7315 (+258)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:43:30
Rank: #7190 (+125)
21M → 35K
5:45 | 7:41/mi
23M
2:53:35
Rank: #7022 (+168)
35K → 23M
10:05 | 8:03/mi
24M
3:01:29
Rank: #6917 (+105)
23M → 24M
7:54 | 7:54/mi
40K· 24.85 mi
3:08:15
Rank: #6777 (+140)
24M → 40K
6:46 | 7:55/mi
25.2M
3:11:14
Rank: #6711 (+66)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:19:01
Rank: #6665 (+46)
25.2M → Finish
7:47 | 7:38/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:36:20
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:42:41
Pace7:50 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:0322:357:1622:35
7:16
-
10K
6.21 mi10:51:4845:207:1822:45
7:19
+0:03
15K
9.32 mi11:14:441:08:167:1922:56
7:23
+0:04
20K
12.43 mi11:37:461:31:187:2123:02
7:25
+0:02
Half
13.11 mi11:42:481:36:207:215:02
7:23
-0:02
25K
15.53 mi12:01:011:54:337:2218:13
7:31
+0:08
30K
18.64 mi12:25:162:18:487:2724:15
7:48
+0:17
20M
20.00 mi12:36:012:29:337:2910:45
7:55
+0:07
21M
21.00 mi12:44:132:37:457:318:12
8:12
+0:17
35K
21.75 mi12:49:582:43:307:315:45
7:41
-0:31
23M
23.00 mi13:00:032:53:357:3310:05
8:03
+0:22
24M
24.00 mi13:07:573:01:297:347:54
7:54
-0:09
40K
24.85 mi13:14:433:08:157:346:46
7:55
+0:01
25.2M
25.20 mi13:17:423:11:147:352:59
8:39
+0:44
Finish
26.22 mi13:25:293:19:017:367:47
7:38
-1:01

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:16 /mi

Average Pace

7:36 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:57:45

89% of race

Time at Steady Pace

18:17

9% of race

Time at Slower Pace

2:59

1% of race

Average Pace: 7:35 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:29:0322:357:1622:35
7:16
#8949
10K
6.21 mi10:51:4845:207:1822:45
7:19
#8887
15K
9.32 mi11:14:441:08:167:1922:56
7:23
#8805
20K
12.43 mi11:37:461:31:187:2123:02
7:25
#8466
Half
13.11 mi11:42:481:36:207:215:02
7:23
#8460
25K
15.53 mi12:01:011:54:337:2218:13
7:31
#8132
30K
18.64 mi12:25:162:18:487:2724:15
7:48
#7761
20M
20.00 mi12:36:012:29:337:2910:45
7:55
#7573
21M
21.00 mi12:44:132:37:457:318:12
8:12
#7315
35K
21.75 mi12:49:582:43:307:315:45
7:41
#7190
23M
23.00 mi13:00:032:53:357:3310:05
8:03
#7022
24M
24.00 mi13:07:573:01:297:347:54
7:54
#6917
40K
24.85 mi13:14:433:08:157:346:46
7:55
#6777
25.2M
25.20 mi13:17:423:11:147:352:59
8:39
#6711
Finish
26.22 mi13:25:293:19:017:367:47
7:38
#6665
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8949155815588745(Top 34%)1580(Top 14%)1580(Top 98%)
10K6.21 mi3.10 mi8887+621568-101568-108852(Top 35%)1571(Top 14%)1571(Top 97%)
15K9.32 mi3.11 mi8805+821555+131555+138745(Top 34%)1580(Top 14%)1580(Top 98%)
20K12.43 mi3.11 mi8466+3391441+1141441+1147744(Top 30%)1282(Top 12%)1282(Top 79%)
Half13.11 mi0.68 mi8460+61446-51446-58256(Top 32%)1458(Top 13%)1458(Top 90%)
25K15.53 mi2.42 mi8132+3281350+961350+967060(Top 28%)1184(Top 11%)1184(Top 73%)
30K18.64 mi3.11 mi7761+3711287+631287+636753(Top 26%)1259(Top 12%)1259(Top 78%)
20M20.00 mi1.36 mi7573+1881251+361251+366294(Top 25%)1247(Top 11%)1247(Top 77%)
21M21.00 mi1.00 mi7315+2581191+601191+604950(Top 19%)869(Top 8%)869(Top 54%)
35K21.75 mi0.75 mi7190+1251176+151176+156043(Top 24%)1318(Top 12%)1318(Top 82%)
23M23.00 mi1.25 mi7022+1681163+131163+136042(Top 24%)1468(Top 13%)1468(Top 91%)
24M24.00 mi1.00 mi6917+1051168-51168-56100(Top 24%)1574(Top 14%)1574(Top 98%)
40K24.85 mi0.85 mi6777+1401167+11167+15395(Top 21%)1372(Top 13%)1372(Top 85%)
25.2M25.20 mi0.35 mi6711+661163+41163+45101(Top 20%)1302(Top 12%)1302(Top 81%)
Finish26.22 mi1.02 mi6665+461168-51168-56390(Top 25%)1819(Top 17%)1819(Top 113%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8745

Females

1580

F40-44

1580

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

8852

Females

1571

F40-44

1571

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8745

Females

1580

F40-44

1580

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7744

Females

1282

F40-44

1282

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8256

Females

1458

F40-44

1458

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7060

Females

1184

F40-44

1184

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6753

Females

1259

F40-44

1259

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6294

Females

1247

F40-44

1247

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4950

Females

869

F40-44

869

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6043

Females

1318

F40-44

1318

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6042

Females

1468

F40-44

1468

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6100

Females

1574

F40-44

1574

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5395

Females

1372

F40-44

1372

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5101

Females

1302

F40-44

1302

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6390

Females

1819

F40-44

1819

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3036
Passed By
752
Net Change
+2284
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8949
5K → 10K259197+62#8949#8887
10K → 15K229147+82#8887#8805
15K → 20K38748+339#8805#8466
20K → Half3933+6#8466#8460
Half → 25K36335+328#8460#8132
25K → 30K44069+371#8132#7761
30K → 20M21628+188#7761#7573
20M → 21M27618+258#7573#7315
21M → 35K14116+125#7315#7190
35K → 23M20739+168#7190#7022
23M → 24M14540+105#7022#6917
24M → 40K16525+140#6917#6777
40K → 25.2M7711+66#6777#6711
25.2M → Finish9246+46#6711#6665
TOTALS3036752+2284
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing