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BOSTON MARATHON 2025

Katie Colombo

Bib: 31270•F

MA

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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Age Group (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken 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
30:37
Rank: #25223
Start → 5K
30:37 | 9:51/mi
10K· 6.21 mi
1:00:16
Rank: #24733 (+490)
5K → 10K
29:39 | 9:33/mi
15K· 9.32 mi
1:31:34
Rank: #24873 (-140)
10K → 15K
31:18 | 10:04/mi
20K· 12.43 mi
2:03:24
Rank: #24831 (+42)
15K → 20K
31:50 | 10:15/mi
Half· 13.11 mi
2:10:27
Rank: #24870 (-39)
20K → Half
7:03 | 10:20/mi
25K· 15.53 mi
2:38:24
Rank: #25107 (-237)
Half → 25K
27:57 | 11:32/mi
30K· 18.64 mi
3:10:01
Rank: #24646 (+461)
25K → 30K
31:37 | 10:11/mi
20M
3:23:53
Rank: #24478 (+168)
30K → 20M
13:52 | 10:12/mi
21M
3:34:25
Rank: #24251 (+227)
20M → 21M
10:32 | 10:32/mi
35K· 21.75 mi
3:41:57
Rank: #24179 (+72)
21M → 35K
7:32 | 10:04/mi
23M
3:55:06
Rank: #24053 (+126)
35K → 23M
13:09 | 10:30/mi
24M
4:05:37
Rank: #24003 (+50)
23M → 24M
10:31 | 10:31/mi
40K· 24.85 mi
4:14:53
Rank: #23964 (+39)
24M → 40K
9:16 | 10:50/mi
25.2M
4:18:47
Rank: #23936 (+28)
40K → 25.2M
3:54 | 11:19/mi
Finish· 26.22 mi
4:28:17
Rank: #23839 (+97)
25.2M → Finish
9:30 | 9:19/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
Time2:10:27
Pace9:57 /mi
2nd Half
Distance13.11 mi
Time2:17:50
Pace10:31 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3130:379:5130:37
9:51
-
10K
6.21 mi12:17:101:00:169:4229:39
9:33
-0:18
15K
9.32 mi12:48:281:31:349:4931:18
10:04
+0:31
20K
12.43 mi13:20:182:03:249:5631:50
10:15
+0:11
Half
13.11 mi13:27:212:10:279:577:03
10:20
+0:05
25K
15.53 mi13:55:182:38:2410:1227:57
11:32
+1:12
30K
18.64 mi14:26:553:10:0110:1231:37
10:11
-1:21
20M
20.00 mi14:40:473:23:5310:1213:52
10:12
+0:01
21M
21.00 mi14:51:193:34:2510:1310:32
10:32
+0:20
35K
21.75 mi14:58:513:41:5710:127:32
10:04
-0:28
23M
23.00 mi15:12:003:55:0610:1313:09
10:30
+0:26
24M
24.00 mi15:22:314:05:3710:1410:31
10:31
+0:01
40K
24.85 mi15:31:474:14:5310:159:16
10:50
+0:19
25.2M
25.20 mi15:35:414:18:4710:163:54
11:19
+0:29
Finish
26.22 mi15:45:114:28:1710:149:30
9:19
-2:00

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

9:19 /mi

Average Pace

10:14 /mi

Slowest Pace

11:32 /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

1:09:46

26% of race

Time at Steady Pace

2:37:24

59% of race

Time at Slower Pace

41:07

15% of race

Average Pace: 10:14 /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 mi11:47:3130:379:5130:37
9:51
#25223
10K
6.21 mi12:17:101:00:169:4229:39
9:33
#24733
15K
9.32 mi12:48:281:31:349:4931:18
10:04
#24873
20K
12.43 mi13:20:182:03:249:5631:50
10:15
#24831
Half
13.11 mi13:27:212:10:279:577:03
10:20
#24870
25K
15.53 mi13:55:182:38:2410:1227:57
11:32
#25107
30K
18.64 mi14:26:553:10:0110:1231:37
10:11
#24646
20M
20.00 mi14:40:473:23:5310:1213:52
10:12
#24478
21M
21.00 mi14:51:193:34:2510:1310:32
10:32
#24251
35K
21.75 mi14:58:513:41:5710:127:32
10:04
#24179
23M
23.00 mi15:12:003:55:0610:1313:09
10:30
#24053
24M
24.00 mi15:22:314:05:3710:1410:31
10:31
#24003
40K
24.85 mi15:31:474:14:5310:159:16
10:50
#23964
25.2M
25.20 mi15:35:414:18:4710:163:54
11:19
#23936
Finish
26.22 mi15:45:114:28:1710:149:30
9:19
#23839
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25223103271032725150(Top 89%)10306(Top 84%)10306(Top 188%)
10K6.21 mi3.10 mi24733+49010080+24710080+24724225(Top 85%)9821(Top 80%)9821(Top 180%)
15K9.32 mi3.11 mi24873-14010153-7310153-7325150(Top 89%)10306(Top 84%)10306(Top 188%)
20K12.43 mi3.11 mi24831+4210142+1110142+1124737(Top 87%)10122(Top 83%)10122(Top 185%)
Half13.11 mi0.68 mi24870-3910167-2510167-2525516(Top 90%)10552(Top 86%)10552(Top 193%)
25K15.53 mi2.42 mi25107-23710313-14610313-14625899(Top 91%)10805(Top 88%)10805(Top 198%)
30K18.64 mi3.11 mi24646+46110084+22910084+22922136(Top 78%)8842(Top 72%)8842(Top 162%)
20M20.00 mi1.36 mi24478+16810002+8210002+8221601(Top 76%)8687(Top 71%)8687(Top 159%)
21M21.00 mi1.00 mi24251+2279901+1019901+10120143(Top 71%)7998(Top 65%)7998(Top 146%)
35K21.75 mi0.75 mi24179+729868+339868+3322124(Top 78%)9103(Top 74%)9103(Top 166%)
23M23.00 mi1.25 mi24053+1269823+459823+4522043(Top 78%)9093(Top 74%)9093(Top 166%)
24M24.00 mi1.00 mi24003+509809+149809+1422881(Top 81%)9584(Top 78%)9584(Top 175%)
40K24.85 mi0.85 mi23964+399803+69803+622786(Top 80%)9597(Top 78%)9597(Top 175%)
25.2M25.20 mi0.35 mi23936+289797+69797+621603(Top 76%)8972(Top 73%)8972(Top 164%)
Finish26.22 mi1.02 mi23839+979753+449753+4420501(Top 72%)8399(Top 69%)8399(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25150

Females

10306

F18-39

10306

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

24225

Females

9821

F18-39

9821

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25150

Females

10306

F18-39

10306

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

24737

Females

10122

F18-39

10122

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25516

Females

10552

F18-39

10552

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25899

Females

10805

F18-39

10805

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22136

Females

8842

F18-39

8842

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21601

Females

8687

F18-39

8687

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20143

Females

7998

F18-39

7998

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

22124

Females

9103

F18-39

9103

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22043

Females

9093

F18-39

9093

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

22881

Females

9584

F18-39

9584

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22786

Females

9597

F18-39

9597

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21603

Females

8972

F18-39

8972

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20501

Females

8399

F18-39

8399

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2181
Passed By
797
Net Change
+1384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25223
5K → 10K53545+490#25223#24733
10K → 15K83223-140#24733#24873
15K → 20K157115+42#24873#24831
20K → Half1857-39#24831#24870
Half → 25K40277-237#24870#25107
25K → 30K4654+461#25107#24646
30K → 20M1680+168#24646#24478
20M → 21M2270+227#24478#24251
21M → 35K797+72#24251#24179
35K → 23M14317+126#24179#24053
23M → 24M6717+50#24053#24003
24M → 40K6526+39#24003#23964
40K → 25.2M291+28#23964#23936
25.2M → Finish1058+97#23936#23839
TOTALS2181797+1384
📊

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