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BOSTON MARATHON 2025

Catherine Kravchenko

Bib: 32378•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:56/mi
30:53
↑ 97↓ 3451.5%
10K· 6.21 mi
10:41/mi
1:04:06
↑ 79↓ 1380.4%
15K· 9.32 mi
10:40/mi
1:37:14
↑ 67↓ 78
20K· 12.43 mi
11:28/mi
2:12:51
↑ 106↓ 860.1%
Half· 13.11 mi
11:17/mi
2:20:33
↑ 19↓ 370.5%
25K· 15.53 mi
11:41/mi
2:48:53
↑ 66↓ 880.2%
30K· 18.64 mi
12:32/mi
3:27:48
↑ 181↓ 1480.2%
20M
12:31/mi
3:44:48
↑ 64↓ 500.2%
21M
14:06/mi
3:58:54
↑ 106↓ 241.6%
35K· 21.75 mi
12:19/mi
4:08:07
↑ 17↓ 861.7%
23M
12:31/mi
4:23:47
↑ 23↓ 630.6%
24M
12:28/mi
4:36:15
↓ 821.3%
40K· 24.85 mi
11:56/mi
4:46:27
↓ 200.3%
25.2M
12:28/mi
4:50:45
↑ 13↓ 160.2%
Finish· 26.22 mi
11:06/mi
5:02:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:33
Pace10:43 /mi
2nd Half
Distance13.11 mi
Time2:41:31
Pace12:19 /mi
📊Positive Split: 14.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:3030:539:5630:53
9:56
-
10K
6.21 mi12:28:431:04:0610:1933:13
10:41
+0:45
15K
9.32 mi13:01:511:37:1410:2633:08
10:40
-0:01
20K
12.43 mi13:37:282:12:5110:4135:37
11:28
+0:48
Half
13.11 mi13:45:102:20:3310:437:42
11:17
-0:11
25K
15.53 mi14:13:302:48:5310:5228:20
11:41
+0:24
30K
18.64 mi14:52:253:27:4811:0938:55
12:32
+0:51
20M
20.00 mi15:09:253:44:4811:1417:00
12:31
-0:01
21M
21.00 mi15:23:313:58:5411:2314:06
14:06
+1:35
35K
21.75 mi15:32:444:08:0711:259:13
12:19
-1:47
23M
23.00 mi15:48:244:23:4711:2815:40
12:31
+0:12
24M
24.00 mi16:00:524:36:1511:3112:28
12:28
-0:03
40K
24.85 mi16:11:044:46:2711:3110:12
11:56
-0:32
25.2M
25.20 mi16:15:224:50:4511:324:18
12:28
+0:32
Finish
26.22 mi16:26:415:02:0411:3211:19
11:06
-1:22

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

9:56 /mi

Average Pace

11:32 /mi

Slowest Pace

14:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:15

38% of race

Time at Steady Pace

1:23:22

28% of race

Time at Slower Pace

1:42:27

34% of race

Average Pace: 11:31 /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 mi11:55:3030:539:5630:53
9:56
#25441
10K
6.21 mi12:28:431:04:0610:1933:13
10:41
#26111
15K
9.32 mi13:01:511:37:1410:2633:08
10:40
#26158
20K
12.43 mi13:37:282:12:5110:4135:37
11:28
#26306
Half
13.11 mi13:45:102:20:3310:437:42
11:17
#26349
25K
15.53 mi14:13:302:48:5310:5228:20
11:41
#26303
30K
18.64 mi14:52:253:27:4811:0938:55
12:32
#26305
20M
20.00 mi15:09:253:44:4811:1417:00
12:31
#26277
21M
21.00 mi15:23:313:58:5411:2314:06
14:06
#26310
35K
21.75 mi15:32:444:08:0711:259:13
12:19
#26313
23M
23.00 mi15:48:244:23:4711:2815:40
12:31
#26291
24M
24.00 mi16:00:524:36:1511:3112:28
12:28
#26294
40K
24.85 mi16:11:044:46:2711:3110:12
11:56
#26252
25.2M
25.20 mi16:15:224:50:4511:324:18
12:28
#26227
Finish
26.22 mi16:26:415:02:0411:3211:19
11:06
#26226
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25441104481044826194(Top 92%)10887(Top 89%)10887(Top 199%)
10K6.21 mi3.10 mi26111-67010833-38510833-38526582(Top 94%)11110(Top 91%)11110(Top 203%)
15K9.32 mi3.11 mi26158-4710867-3410867-3426194(Top 92%)10887(Top 89%)10887(Top 199%)
20K12.43 mi3.11 mi26306-14810949-8210949-8226579(Top 94%)11145(Top 91%)11145(Top 204%)
Half13.11 mi0.68 mi26349-4310976-2710976-2726838(Top 94%)11321(Top 93%)11321(Top 207%)
25K15.53 mi2.42 mi26303+4610956+2010956+2026081(Top 92%)10906(Top 89%)10906(Top 199%)
30K18.64 mi3.11 mi26305-210985-2910985-2926196(Top 92%)11056(Top 90%)11056(Top 202%)
20M20.00 mi1.36 mi26277+2810991-610991-625914(Top 91%)10969(Top 90%)10969(Top 201%)
21M21.00 mi1.00 mi26310-3311024-3311024-3326320(Top 93%)11220(Top 92%)11220(Top 205%)
35K21.75 mi0.75 mi26313-311038-1411038-1426256(Top 92%)11218(Top 92%)11218(Top 205%)
23M23.00 mi1.25 mi26291+2211033+511033+525821(Top 91%)11013(Top 90%)11013(Top 201%)
24M24.00 mi1.00 mi26294-311047-1411047-1426263(Top 92%)11250(Top 92%)11250(Top 206%)
40K24.85 mi0.85 mi26252+4211031+1611031+1624796(Top 87%)10577(Top 86%)10577(Top 193%)
25.2M25.20 mi0.35 mi26227+2511013+1811013+1824098(Top 85%)10226(Top 84%)10226(Top 187%)
Finish26.22 mi1.02 mi26226+111020-711020-725553(Top 90%)10934(Top 89%)10934(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

26194

Females

10887

F18-39

10887

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

26582

Females

11110

F18-39

11110

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

26194

Females

10887

F18-39

10887

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26579

Females

11145

F18-39

11145

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26838

Females

11321

F18-39

11321

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

26081

Females

10906

F18-39

10906

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26196

Females

11056

F18-39

11056

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25914

Females

10969

F18-39

10969

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

26320

Females

11220

F18-39

11220

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

26256

Females

11218

F18-39

11218

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25821

Females

11013

F18-39

11013

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

26263

Females

11250

F18-39

11250

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24796

Females

10577

F18-39

10577

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24098

Females

10226

F18-39

10226

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

25553

Females

10934

F18-39

10934

Passing Analysis

Category:
Athletes Passed
737
Passed By
1522
Net Change
-785
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25441
5K → 10K39709-670#25441#26111
10K → 15K114161-47#26111#26158
15K → 20K78226-148#26158#26306
20K → Half447-43#26306#26349
Half → 25K11266+46#26349#26303
25K → 30K98100-2#26303#26305
30K → 20M6941+28#26305#26277
20M → 21M2457-33#26277#26310
21M → 35K2326-3#26310#26313
35K → 23M4220+22#26313#26291
23M → 24M2932-3#26291#26294
24M → 40K508+42#26294#26252
40K → 25.2M294+25#26252#26227
25.2M → Finish2625+1#26227#26226
TOTALS7371522-785
📊

Passing Visuals

Category:
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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