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BOSTON MARATHON 2025

Caitlin Hammond

Bib: 26601•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:16
Rank: #22853
Start → 5K
28:16 | 9:06/mi
10K· 6.21 mi
57:14
Rank: #23248 (-395)
5K → 10K
28:58 | 9:19/mi
15K· 9.32 mi
1:27:04
Rank: #23583 (-335)
10K → 15K
29:50 | 9:36/mi
20K· 12.43 mi
2:00:13
Rank: #24232 (-649)
15K → 20K
33:09 | 10:40/mi
Half· 13.11 mi
2:07:05
Rank: #24282 (-50)
20K → Half
6:52 | 10:04/mi
25K· 15.53 mi
2:34:23
Rank: #24586 (-304)
Half → 25K
27:18 | 11:16/mi
30K· 18.64 mi
3:11:31
Rank: #24818 (-232)
25K → 30K
37:08 | 11:57/mi
20M
3:27:04
Rank: #24787 (+31)
30K → 20M
15:33 | 11:27/mi
21M
3:39:45
Rank: #24792 (-5)
20M → 21M
12:41 | 12:41/mi
35K· 21.75 mi
3:48:18
Rank: #24809 (-17)
21M → 35K
8:33 | 11:26/mi
23M
4:02:20
Rank: #24765 (+44)
35K → 23M
14:02 | 11:12/mi
24M
4:12:57
Rank: #24703 (+62)
23M → 24M
10:37 | 10:37/mi
40K· 24.85 mi
4:22:17
Rank: #24649 (+54)
24M → 40K
9:20 | 10:55/mi
25.2M
4:26:20
Rank: #24630 (+19)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:36:45
Rank: #24590 (+40)
25.2M → Finish
10:25 | 10:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:05
Pace9:42 /mi
2nd Half
Distance13.11 mi
Time2:29:40
Pace11:25 /mi
📊Positive Split: 17.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:0628:169:0628:16
9:06
-
10K
6.21 mi12:13:0457:149:1328:58
9:19
+0:13
15K
9.32 mi12:42:541:27:049:2029:50
9:36
+0:17
20K
12.43 mi13:16:032:00:139:4033:09
10:40
+1:04
Half
13.11 mi13:22:552:07:059:426:52
10:04
-0:36
25K
15.53 mi13:50:132:34:239:5627:18
11:16
+1:12
30K
18.64 mi14:27:213:11:3110:1637:08
11:57
+0:41
20M
20.00 mi14:42:543:27:0410:2115:33
11:27
-0:30
21M
21.00 mi14:55:353:39:4510:2812:41
12:41
+1:14
35K
21.75 mi15:04:083:48:1810:308:33
11:26
-1:15
23M
23.00 mi15:18:104:02:2010:3214:02
11:12
-0:14
24M
24.00 mi15:28:474:12:5710:3210:37
10:37
-0:35
40K
24.85 mi15:38:074:22:1710:339:20
10:55
+0:18
25.2M
25.20 mi15:42:104:26:2010:344:03
11:45
+0:50
Finish
26.22 mi15:52:354:36:4510:3410:25
10:13
-1:32

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

9:06 /mi

Average Pace

10:34 /mi

Slowest Pace

12:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:21

38% of race

Time at Steady Pace

1:34:26

34% of race

Time at Slower Pace

1:17:58

28% of race

Average Pace: 10:33 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:44:0628:169:0628:16
9:06
#22853
10K
6.21 mi12:13:0457:149:1328:58
9:19
#23248
15K
9.32 mi12:42:541:27:049:2029:50
9:36
#23583
20K
12.43 mi13:16:032:00:139:4033:09
10:40
#24232
Half
13.11 mi13:22:552:07:059:426:52
10:04
#24282
25K
15.53 mi13:50:132:34:239:5627:18
11:16
#24586
30K
18.64 mi14:27:213:11:3110:1637:08
11:57
#24818
20M
20.00 mi14:42:543:27:0410:2115:33
11:27
#24787
21M
21.00 mi14:55:353:39:4510:2812:41
12:41
#24792
35K
21.75 mi15:04:083:48:1810:308:33
11:26
#24809
23M
23.00 mi15:18:104:02:2010:3214:02
11:12
#24765
24M
24.00 mi15:28:474:12:5710:3210:37
10:37
#24703
40K
24.85 mi15:38:074:22:1710:339:20
10:55
#24649
25.2M
25.20 mi15:42:104:26:2010:344:03
11:45
#24630
Finish
26.22 mi15:52:354:36:4510:3410:25
10:13
#24590
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi228539100910024036(Top 85%)9693(Top 79%)9693(Top 177%)
10K6.21 mi3.10 mi23248-3959288-1889288-18823607(Top 83%)9469(Top 77%)9469(Top 173%)
15K9.32 mi3.11 mi23583-3359450-1629450-16224036(Top 85%)9693(Top 79%)9693(Top 177%)
20K12.43 mi3.11 mi24232-6499822-3729822-37225490(Top 90%)10526(Top 86%)10526(Top 192%)
Half13.11 mi0.68 mi24282-509856-349856-3424980(Top 88%)10250(Top 84%)10250(Top 187%)
25K15.53 mi2.42 mi24586-30410025-16910025-16925567(Top 90%)10612(Top 87%)10612(Top 194%)
30K18.64 mi3.11 mi24818-23210180-15510180-15525532(Top 90%)10694(Top 87%)10694(Top 196%)
20M20.00 mi1.36 mi24787+3110177+310177+324457(Top 86%)10198(Top 83%)10198(Top 186%)
21M21.00 mi1.00 mi24792-510186-910186-924658(Top 87%)10379(Top 85%)10379(Top 190%)
35K21.75 mi0.75 mi24809-1710209-2310209-2325001(Top 88%)10584(Top 87%)10584(Top 194%)
23M23.00 mi1.25 mi24765+4410198+1110198+1123706(Top 83%)9956(Top 81%)9956(Top 182%)
24M24.00 mi1.00 mi24703+6210189+910189+923133(Top 81%)9703(Top 79%)9703(Top 177%)
40K24.85 mi0.85 mi24649+5410168+2110168+2122969(Top 81%)9687(Top 79%)9687(Top 177%)
25.2M25.20 mi0.35 mi24630+1910160+810160+822707(Top 80%)9525(Top 78%)9525(Top 174%)
Finish26.22 mi1.02 mi24590+4010147+1310147+1323603(Top 83%)9977(Top 82%)9977(Top 182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24036

Females

9693

F18-39

9693

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23607

Females

9469

F18-39

9469

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24036

Females

9693

F18-39

9693

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

25490

Females

10526

F18-39

10526

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

24980

Females

10250

F18-39

10250

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25567

Females

10612

F18-39

10612

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

25532

Females

10694

F18-39

10694

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24457

Females

10198

F18-39

10198

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24658

Females

10379

F18-39

10379

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

25001

Females

10584

F18-39

10584

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23706

Females

9956

F18-39

9956

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23133

Females

9703

F18-39

9703

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22969

Females

9687

F18-39

9687

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22707

Females

9525

F18-39

9525

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23603

Females

9977

F18-39

9977

Passing Analysis

Category:
Athletes Passed
754
Passed By
2491
Net Change
-1737
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22853
5K → 10K98493-395#22853#23248
10K → 15K82417-335#23248#23583
15K → 20K26675-649#23583#24232
20K → Half1262-50#24232#24282
Half → 25K35339-304#24282#24586
25K → 30K66298-232#24586#24818
30K → 20M7342+31#24818#24787
20M → 21M4247-5#24787#24792
21M → 35K3047-17#24792#24809
35K → 23M7127+44#24809#24765
23M → 24M7816+62#24765#24703
24M → 40K6713+54#24703#24649
40K → 25.2M234+19#24649#24630
25.2M → Finish5111+40#24630#24590
TOTALS7542491-1737
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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