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BOSTON MARATHON 2025

Tess Chupinsky

Bib: 15621•F

NV

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 35%
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
7:31/mi
23:22
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
46:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:29/mi
1:09:55
↑ 67↓ 78
20K· 12.43 mi
7:30/mi
1:33:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:38:20
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:56:35
↑ 66↓ 880.2%
30K· 18.64 mi
7:57/mi
2:21:16
↑ 181↓ 1480.2%
20M
8:06/mi
2:32:16
↑ 64↓ 500.2%
21M
8:53/mi
2:41:09
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
2:47:08
↑ 17↓ 861.7%
23M
8:34/mi
2:57:52
↑ 23↓ 630.6%
24M
8:52/mi
3:06:44
↓ 821.3%
40K· 24.85 mi
10:42/mi
3:15:53
↓ 200.3%
25.2M
19:49/mi
3:22:43
↑ 13↓ 160.2%
Finish· 26.22 mi
9:23/mi
3:32:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:20
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:53:57
Pace8:42 /mi
📊Positive Split: 15.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3523:227:3123:22
7:31
-
10K
6.21 mi11:18:5346:407:3123:18
7:30
-0:01
15K
9.32 mi11:42:081:09:557:3023:15
7:29
-0:01
20K
12.43 mi12:05:271:33:147:3023:19
7:30
+0:01
Half
13.11 mi12:10:331:38:207:305:06
7:29
-0:01
25K
15.53 mi12:28:481:56:357:3018:15
7:32
+0:03
30K
18.64 mi12:53:292:21:167:3524:41
7:57
+0:25
20M
20.00 mi13:04:292:32:167:3711:00
8:06
+0:09
21M
21.00 mi13:13:222:41:097:408:53
8:53
+0:47
35K
21.75 mi13:19:212:47:087:415:59
8:00
-0:53
23M
23.00 mi13:30:052:57:527:4410:44
8:34
+0:34
24M
24.00 mi13:38:573:06:447:478:52
8:52
+0:18
40K
24.85 mi13:48:063:15:537:539:09
10:42
+1:50
25.2M
25.20 mi13:54:563:22:438:036:50
19:49
+9:07
Finish
26.22 mi14:04:303:32:178:069:34
9:23
-10:26

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

7:29 /mi

Average Pace

8:06 /mi

Slowest Pace

19:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:16:18

92% of race

Time at Slower Pace

15:59

8% of race

Average Pace: 8:06 /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 mi10:55:3523:227:3123:22
7:31
#12440
10K
6.21 mi11:18:5346:407:3123:18
7:30
#12234
15K
9.32 mi11:42:081:09:557:3023:15
7:29
#12007
20K
12.43 mi12:05:271:33:147:3023:19
7:30
#11654
Half
13.11 mi12:10:331:38:207:305:06
7:29
#11653
25K
15.53 mi12:28:481:56:357:3018:15
7:32
#11376
30K
18.64 mi12:53:292:21:167:3524:41
7:57
#11270
20M
20.00 mi13:04:292:32:167:3711:00
8:06
#11197
21M
21.00 mi13:13:222:41:097:408:53
8:53
#11271
35K
21.75 mi13:19:212:47:087:415:59
8:00
#11276
23M
23.00 mi13:30:052:57:527:4410:44
8:34
#11424
24M
24.00 mi13:38:573:06:447:478:52
8:52
#11683
40K
24.85 mi13:48:063:15:537:539:09
10:42
#12351
25.2M
25.20 mi13:54:563:22:438:036:50
19:49
#13452
Finish
26.22 mi14:04:303:32:178:069:34
9:23
#13835
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi124403037303711649(Top 41%)2718(Top 22%)2718(Top 50%)
10K6.21 mi3.10 mi12234+2062932+1052932+10512108(Top 43%)2879(Top 24%)2879(Top 53%)
15K9.32 mi3.11 mi12007+2272842+902842+9011649(Top 41%)2718(Top 22%)2718(Top 50%)
20K12.43 mi3.11 mi11654+3532690+1522690+15210829(Top 38%)2386(Top 20%)2386(Top 44%)
Half13.11 mi0.68 mi11653+12687+32687+311588(Top 41%)2747(Top 22%)2747(Top 50%)
25K15.53 mi2.42 mi11376+2772581+1062581+10610217(Top 36%)2203(Top 18%)2203(Top 40%)
30K18.64 mi3.11 mi11270+1062608-272608-2711009(Top 39%)2796(Top 23%)2796(Top 51%)
20M20.00 mi1.36 mi11197+732610-22610-211110(Top 39%)3007(Top 25%)3007(Top 55%)
21M21.00 mi1.00 mi11271-742695-852695-8512847(Top 45%)4044(Top 33%)4044(Top 74%)
35K21.75 mi0.75 mi11276-52724-292724-2912302(Top 43%)3809(Top 31%)3809(Top 70%)
23M23.00 mi1.25 mi11424-1482847-1232847-12313764(Top 48%)4673(Top 38%)4673(Top 85%)
24M24.00 mi1.00 mi11683-2593013-1663013-16616671(Top 59%)6296(Top 51%)6296(Top 115%)
40K24.85 mi0.85 mi12351-6683379-3663379-36622460(Top 79%)9438(Top 77%)9438(Top 173%)
25.2M25.20 mi0.35 mi13452-11013986-6073986-60728348(Top 100%)12212(Top 100%)12212(Top 223%)
Finish26.22 mi1.02 mi13835-3834230-2444230-24420753(Top 73%)8522(Top 70%)8522(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

11649

Females

2718

F18-39

2718

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12108

Females

2879

F18-39

2879

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

11649

Females

2718

F18-39

2718

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10829

Females

2386

F18-39

2386

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

11588

Females

2747

F18-39

2747

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10217

Females

2203

F18-39

2203

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

11009

Females

2796

F18-39

2796

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

11110

Females

3007

F18-39

3007

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12847

Females

4044

F18-39

4044

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12302

Females

3809

F18-39

3809

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13764

Females

4673

F18-39

4673

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16671

Females

6296

F18-39

6296

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22460

Females

9438

F18-39

9438

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

28348

Females

12212

F18-39

12212

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20753

Females

8522

F18-39

8522

Passing Analysis

Category:
Athletes Passed
2114
Passed By
3509
Net Change
-1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12440
5K → 10K381175+206#12440#12234
10K → 15K31386+227#12234#12007
15K → 20K39340+353#12007#11654
20K → Half3736+1#11654#11653
Half → 25K30427+277#11653#11376
25K → 30K285179+106#11376#11270
30K → 20M14471+73#11270#11197
20M → 21M80154-74#11197#11271
21M → 35K5661-5#11271#11276
35K → 23M62210-148#11276#11424
23M → 24M39298-259#11424#11683
24M → 40K9677-668#11683#12351
40K → 25.2M01101-1101#12351#13452
25.2M → Finish11394-383#13452#13835
TOTALS21143509-1395
📊

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