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BOSTON MARATHON 2024

Brittany Kelland

Bib: 7591•F

CO

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 21%
Gender (Female)
#0 / 10924
Top 7%
Division (F18-39)
#0 / 4660
Top 13%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
21:24
Rank: #6294
Start → 5K
21:24 | 6:53/mi
10K· 6.21 mi
43:15
Rank: #6581 (-287)
5K → 10K
21:51 | 7:02/mi
15K· 9.32 mi
1:05:28
Rank: #6761 (-180)
10K → 15K
22:13 | 7:09/mi
20K· 12.43 mi
1:28:33
Rank: #6942 (-181)
15K → 20K
23:05 | 7:26/mi
Half· 13.11 mi
1:33:32
Rank: #6965 (-23)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:51:50
Rank: #6936 (+29)
Half → 25K
18:18 | 7:33/mi
30K· 18.64 mi
2:15:43
Rank: #6682 (+254)
25K → 30K
23:53 | 7:41/mi
20M
2:26:18
Rank: #6521 (+161)
30K → 20M
10:35 | 7:47/mi
21M
2:34:37
Rank: #6340 (+181)
20M → 21M
8:19 | 8:19/mi
35K· 21.75 mi
2:40:11
Rank: #6227 (+113)
21M → 35K
5:34 | 7:26/mi
23M
2:49:56
Rank: #6025 (+202)
35K → 23M
9:45 | 7:47/mi
24M
2:57:30
Rank: #5869 (+156)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:03:47
Rank: #5671 (+198)
24M → 40K
6:17 | 7:21/mi
25.2M
3:06:39
Rank: #5597 (+74)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:13:43
Rank: #5404 (+193)
25.2M → Finish
7:04 | 6:56/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:32
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:40:11
Pace7:39 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2421:246:5321:24
6:53
-
10K
6.21 mi10:49:1543:156:5821:51
7:02
+0:09
15K
9.32 mi11:11:281:05:287:0122:13
7:09
+0:07
20K
12.43 mi11:34:331:28:337:0823:05
7:26
+0:17
Half
13.11 mi11:39:321:33:327:084:59
7:18
-0:08
25K
15.53 mi11:57:501:51:507:1218:18
7:33
+0:15
30K
18.64 mi12:21:432:15:437:1723:53
7:41
+0:08
20M
20.00 mi12:32:182:26:187:1910:35
7:47
+0:06
21M
21.00 mi12:40:372:34:377:228:19
8:19
+0:32
35K
21.75 mi12:46:112:40:117:225:34
7:26
-0:53
23M
23.00 mi12:55:562:49:567:239:45
7:47
+0:21
24M
24.00 mi13:03:302:57:307:247:34
7:34
-0:13
40K
24.85 mi13:09:473:03:477:246:17
7:21
-0:13
25.2M
25.20 mi13:12:393:06:397:242:52
8:19
+0:58
Finish
26.22 mi13:19:433:13:437:247:04
6:56
-1:23

Checkpoints & Pacing

📈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

6:53 /mi

Average Pace

7:24 /mi

Slowest Pace

8:19 /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

1:12:32

37% of race

Time at Steady Pace

1:05:47

34% of race

Time at Slower Pace

55:24

29% of race

Average Pace: 7:23 /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 mi10:27:2421:246:5321:24
6:53
#6294
10K
6.21 mi10:49:1543:156:5821:51
7:02
#6581
15K
9.32 mi11:11:281:05:287:0122:13
7:09
#6761
20K
12.43 mi11:34:331:28:337:0823:05
7:26
#6942
Half
13.11 mi11:39:321:33:327:084:59
7:18
#6965
25K
15.53 mi11:57:501:51:507:1218:18
7:33
#6936
30K
18.64 mi12:21:432:15:437:1723:53
7:41
#6682
20M
20.00 mi12:32:182:26:187:1910:35
7:47
#6521
21M
21.00 mi12:40:372:34:377:228:19
8:19
#6340
35K
21.75 mi12:46:112:40:117:225:34
7:26
#6227
23M
23.00 mi12:55:562:49:567:239:45
7:47
#6025
24M
24.00 mi13:03:302:57:307:247:34
7:34
#5869
40K
24.85 mi13:09:473:03:477:246:17
7:21
#5671
25.2M
25.20 mi13:12:393:06:397:242:52
8:19
#5597
Finish
26.22 mi13:19:433:13:437:247:04
6:56
#5404
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi62946296297135(Top 28%)956(Top 9%)956(Top 21%)
10K6.21 mi3.10 mi6581-287716-87716-876874(Top 27%)830(Top 8%)830(Top 18%)
15K9.32 mi3.11 mi6761-180790-74790-747135(Top 28%)956(Top 9%)956(Top 21%)
20K12.43 mi3.11 mi6942-181880-90880-907866(Top 31%)1322(Top 12%)1322(Top 28%)
Half13.11 mi0.68 mi6965-23888-8888-87731(Top 30%)1242(Top 11%)1242(Top 27%)
25K15.53 mi2.42 mi6936+29914-26914-267294(Top 29%)1278(Top 12%)1278(Top 27%)
30K18.64 mi3.11 mi6682+254886+28886+286079(Top 24%)1002(Top 9%)1002(Top 22%)
20M20.00 mi1.36 mi6521+161878+8878+85654(Top 22%)992(Top 9%)992(Top 21%)
21M21.00 mi1.00 mi6340+181860+18860+185408(Top 21%)1034(Top 9%)1034(Top 22%)
35K21.75 mi0.75 mi6227+113850+10850+104816(Top 19%)814(Top 7%)814(Top 17%)
23M23.00 mi1.25 mi6025+202826+24826+244760(Top 19%)907(Top 8%)907(Top 19%)
24M24.00 mi1.00 mi5869+156803+23803+234414(Top 17%)841(Top 8%)841(Top 18%)
40K24.85 mi0.85 mi5671+198776+27776+273009(Top 12%)432(Top 4%)432(Top 9%)
25.2M25.20 mi0.35 mi5597+74770+6770+63798(Top 15%)748(Top 7%)748(Top 16%)
Finish26.22 mi1.02 mi5404+193737+33737+332900(Top 11%)443(Top 4%)443(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7135

Females

956

F18-39

956

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

6874

Females

830

F18-39

830

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7135

Females

956

F18-39

956

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

7866

Females

1322

F18-39

1322

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7731

Females

1242

F18-39

1242

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7294

Females

1278

F18-39

1278

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6079

Females

1002

F18-39

1002

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5654

Females

992

F18-39

992

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5408

Females

1034

F18-39

1034

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4816

Females

814

F18-39

814

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4760

Females

907

F18-39

907

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4414

Females

841

F18-39

841

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3009

Females

432

F18-39

432

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3798

Females

748

F18-39

748

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2900

Females

443

F18-39

443

Passing Analysis

Category:
Athletes Passed
2266
Passed By
1376
Net Change
+890
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6294
5K → 10K95382-287#6294#6581
10K → 15K99279-180#6581#6761
15K → 20K119300-181#6761#6942
20K → Half2144-23#6942#6965
Half → 25K181152+29#6965#6936
25K → 30K34288+254#6936#6682
30K → 20M20847+161#6682#6521
20M → 21M21231+181#6521#6340
21M → 35K12310+113#6340#6227
35K → 23M22119+202#6227#6025
23M → 24M16610+156#6025#5869
24M → 40K2068+198#5869#5671
40K → 25.2M762+74#5671#5597
25.2M → Finish1974+193#5597#5404
TOTALS22661376+890
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing