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BOSTON MARATHON 2025

Jenna Peterson

Bib: 27845•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
10:09/mi
31:33
↑ 97↓ 3451.5%
10K· 6.21 mi
9:55/mi
1:02:21
↑ 79↓ 1380.4%
15K· 9.32 mi
9:32/mi
1:31:59
↑ 67↓ 78
20K· 12.43 mi
9:48/mi
2:02:27
↑ 106↓ 860.1%
Half· 13.11 mi
9:30/mi
2:08:56
↑ 19↓ 370.5%
25K· 15.53 mi
10:01/mi
2:33:13
↑ 66↓ 880.2%
30K· 18.64 mi
10:45/mi
3:06:38
↑ 181↓ 1480.2%
20M
11:09/mi
3:21:47
↑ 64↓ 500.2%
21M
11:45/mi
3:33:32
↑ 106↓ 241.6%
35K· 21.75 mi
11:02/mi
3:41:47
↑ 17↓ 861.7%
23M
11:01/mi
3:55:34
↑ 23↓ 630.6%
24M
11:13/mi
4:06:47
↓ 821.3%
40K· 24.85 mi
11:10/mi
4:16:20
↓ 200.3%
25.2M
11:56/mi
4:20:27
↑ 13↓ 160.2%
Finish· 26.22 mi
10:19/mi
4:30:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:56
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:22:02
Pace10:50 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4631:3310:0931:33
10:09
-
10K
6.21 mi12:23:341:02:2110:0230:48
9:55
-0:14
15K
9.32 mi12:53:121:31:599:5229:38
9:32
-0:23
20K
12.43 mi13:23:402:02:279:5130:28
9:48
+0:16
Half
13.11 mi13:30:092:08:569:506:29
9:30
-0:18
25K
15.53 mi13:54:262:33:139:5224:17
10:01
+0:31
30K
18.64 mi14:27:513:06:3810:0133:25
10:45
+0:44
20M
20.00 mi14:43:003:21:4710:0515:09
11:09
+0:24
21M
21.00 mi14:54:453:33:3210:1011:45
11:45
+0:36
35K
21.75 mi15:03:003:41:4710:128:15
11:02
-0:43
23M
23.00 mi15:16:473:55:3410:1513:47
11:01
-0:01
24M
24.00 mi15:28:004:06:4710:1711:13
11:13
+0:12
40K
24.85 mi15:37:334:16:2010:199:33
11:10
-0:03
25.2M
25.20 mi15:41:404:20:2710:204:07
11:56
+0:46
Finish
26.22 mi15:52:114:30:5810:2110:31
10:19
-1:37

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

9:30 /mi

Average Pace

10:21 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:44

60% of race

Time at Steady Pace

55:27

20% of race

Time at Slower Pace

51:47

19% of race

Average Pace: 10:20 /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 mi11:52:4631:3310:0931:33
10:09
#25964
10K
6.21 mi12:23:341:02:2110:0230:48
9:55
#25526
15K
9.32 mi12:53:121:31:599:5229:38
9:32
#24972
20K
12.43 mi13:23:402:02:279:5130:28
9:48
#24655
Half
13.11 mi13:30:092:08:569:506:29
9:30
#24610
25K
15.53 mi13:54:262:33:139:5224:17
10:01
#24404
30K
18.64 mi14:27:513:06:3810:0133:25
10:45
#24258
20M
20.00 mi14:43:003:21:4710:0515:09
11:09
#24229
21M
21.00 mi14:54:453:33:3210:1011:45
11:45
#24158
35K
21.75 mi15:03:003:41:4710:128:15
11:02
#24165
23M
23.00 mi15:16:473:55:3410:1513:47
11:01
#24104
24M
24.00 mi15:28:004:06:4710:1711:13
11:13
#24132
40K
24.85 mi15:37:334:16:2010:199:33
11:10
#24120
25.2M
25.20 mi15:41:404:20:2710:204:07
11:56
#24104
Finish
26.22 mi15:52:114:30:5810:2110:31
10:19
#24106
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25964107381073823853(Top 84%)9576(Top 78%)9576(Top 175%)
10K6.21 mi3.10 mi25526+43810514+22410514+22425129(Top 88%)10304(Top 84%)10304(Top 188%)
15K9.32 mi3.11 mi24972+55410204+31010204+31023853(Top 84%)9576(Top 78%)9576(Top 175%)
20K12.43 mi3.11 mi24655+31710046+15810046+15823785(Top 84%)9595(Top 78%)9595(Top 175%)
Half13.11 mi0.68 mi24610+4510029+1710029+1723608(Top 83%)9495(Top 78%)9495(Top 174%)
25K15.53 mi2.42 mi24404+2069930+999930+9923307(Top 82%)9369(Top 77%)9369(Top 171%)
30K18.64 mi3.11 mi24258+1469871+599871+5923510(Top 83%)9612(Top 79%)9612(Top 176%)
20M20.00 mi1.36 mi24229+299875-49875-423890(Top 84%)9898(Top 81%)9898(Top 181%)
21M21.00 mi1.00 mi24158+719847+289847+2823136(Top 81%)9563(Top 78%)9563(Top 175%)
35K21.75 mi0.75 mi24165-79860-139860-1324271(Top 85%)10200(Top 83%)10200(Top 187%)
23M23.00 mi1.25 mi24104+619850+109850+1023251(Top 82%)9737(Top 80%)9737(Top 178%)
24M24.00 mi1.00 mi24132-289887-379887-3724426(Top 86%)10337(Top 85%)10337(Top 189%)
40K24.85 mi0.85 mi24120+129893-69893-623510(Top 83%)9952(Top 81%)9952(Top 182%)
25.2M25.20 mi0.35 mi24104+169890+39890+323130(Top 81%)9728(Top 80%)9728(Top 178%)
Finish26.22 mi1.02 mi24106-29891-19891-123853(Top 84%)10097(Top 83%)10097(Top 185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23853

Females

9576

F18-39

9576

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

25129

Females

10304

F18-39

10304

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23853

Females

9576

F18-39

9576

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23785

Females

9595

F18-39

9595

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23608

Females

9495

F18-39

9495

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

23307

Females

9369

F18-39

9369

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23510

Females

9612

F18-39

9612

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23890

Females

9898

F18-39

9898

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

23136

Females

9563

F18-39

9563

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24271

Females

10200

F18-39

10200

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23251

Females

9737

F18-39

9737

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

24426

Females

10337

F18-39

10337

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23510

Females

9952

F18-39

9952

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23130

Females

9728

F18-39

9728

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23853

Females

10097

F18-39

10097

Passing Analysis

Category:
Athletes Passed
2321
Passed By
463
Net Change
+1858
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25964
5K → 10K47133+438#25964#25526
10K → 15K5562+554#25526#24972
15K → 20K33316+317#24972#24655
20K → Half549+45#24655#24610
Half → 25K22519+206#24610#24404
25K → 30K22478+146#24404#24258
30K → 20M8152+29#24258#24229
20M → 21M9726+71#24229#24158
21M → 35K3138-7#24158#24165
35K → 23M10039+61#24165#24104
23M → 24M3866-28#24104#24132
24M → 40K5139+12#24132#24120
40K → 25.2M259+16#24120#24104
25.2M → Finish3537-2#24104#24106
TOTALS2321463+1858
📊

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