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BOSTON MARATHON 2025

Becca Stinner

Bib: 17578•F

MD

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Division (F18-39)
#0 / 5469
Top 33%
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
7:08/mi
22:09
↑ 97↓ 3451.5%
10K· 6.21 mi
7:06/mi
44:14
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:06:42
↑ 67↓ 78
20K· 12.43 mi
7:26/mi
1:29:47
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:34:51
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
1:53:40
↑ 66↓ 880.2%
30K· 18.64 mi
8:06/mi
2:18:50
↑ 181↓ 1480.2%
20M
8:13/mi
2:30:00
↑ 64↓ 500.2%
21M
8:38/mi
2:38:38
↑ 106↓ 241.6%
35K· 21.75 mi
7:41/mi
2:44:23
↑ 17↓ 861.7%
23M
8:06/mi
2:54:32
↑ 23↓ 630.6%
24M
7:54/mi
3:02:26
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:09:01
↓ 200.3%
25.2M
8:33/mi
3:11:58
↑ 13↓ 160.2%
Finish· 26.22 mi
7:46/mi
3:19:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:51
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:45:02
Pace8:01 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:1722:097:0822:09
7:08
-
10K
6.21 mi11:34:2244:147:0722:05
7:06
-0:02
15K
9.32 mi11:56:501:06:427:0922:28
7:14
+0:08
20K
12.43 mi12:19:551:29:477:1323:05
7:26
+0:12
Half
13.11 mi12:24:591:34:517:145:04
7:26
0:00
25K
15.53 mi12:43:481:53:407:1918:49
7:46
+0:20
30K
18.64 mi13:08:582:18:507:2725:10
8:06
+0:20
20M
20.00 mi13:20:082:30:007:3011:10
8:13
+0:07
21M
21.00 mi13:28:462:38:387:338:38
8:38
+0:25
35K
21.75 mi13:34:312:44:237:345:45
7:41
-0:57
23M
23.00 mi13:44:402:54:327:3510:09
8:06
+0:25
24M
24.00 mi13:52:343:02:267:367:54
7:54
-0:12
40K
24.85 mi13:59:093:09:017:366:35
7:42
-0:12
25.2M
25.20 mi14:02:063:11:587:372:57
8:33
+0:51
Finish
26.22 mi14:10:013:19:537:387:55
7:46
-0:47

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

7:06 /mi

Average Pace

7:38 /mi

Slowest Pace

8:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:51

47% of race

Time at Steady Pace

46:58

23% of race

Time at Slower Pace

58:04

29% of race

Average Pace: 7:37 /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 mi11:12:1722:097:0822:09
7:08
#8897
10K
6.21 mi11:34:2244:147:0722:05
7:06
#8784
15K
9.32 mi11:56:501:06:427:0922:28
7:14
#8968
20K
12.43 mi12:19:551:29:477:1323:05
7:26
#9205
Half
13.11 mi12:24:591:34:517:145:04
7:26
#9309
25K
15.53 mi12:43:481:53:407:1918:49
7:46
#9723
30K
18.64 mi13:08:582:18:507:2725:10
8:06
#10126
20M
20.00 mi13:20:082:30:007:3011:10
8:13
#10256
21M
21.00 mi13:28:462:38:387:338:38
8:38
#10274
35K
21.75 mi13:34:312:44:237:345:45
7:41
#10254
23M
23.00 mi13:44:402:54:327:3510:09
8:06
#10261
24M
24.00 mi13:52:343:02:267:367:54
7:54
#10228
40K
24.85 mi13:59:093:09:017:366:35
7:42
#10120
25.2M
25.20 mi14:02:063:11:587:372:57
8:33
#10091
Finish
26.22 mi14:10:013:19:537:387:55
7:46
#10109
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8897132913299408(Top 33%)1610(Top 13%)1610(Top 29%)
10K6.21 mi3.10 mi8784+1131292+371292+378758(Top 31%)1289(Top 11%)1289(Top 24%)
15K9.32 mi3.11 mi8968-1841381-891381-899408(Top 33%)1610(Top 13%)1610(Top 29%)
20K12.43 mi3.11 mi9205-2371507-1261507-12610178(Top 36%)2045(Top 17%)2045(Top 37%)
Half13.11 mi0.68 mi9309-1041556-491556-4911149(Top 39%)2490(Top 20%)2490(Top 46%)
25K15.53 mi2.42 mi9723-4141777-2211777-22112036(Top 42%)3130(Top 26%)3130(Top 57%)
30K18.64 mi3.11 mi10126-4032025-2482025-24812108(Top 43%)3335(Top 27%)3335(Top 61%)
20M20.00 mi1.36 mi10256-1302123-982123-9811914(Top 42%)3390(Top 28%)3390(Top 62%)
21M21.00 mi1.00 mi10274-182177-542177-5411296(Top 40%)3238(Top 26%)3238(Top 59%)
35K21.75 mi0.75 mi10254+202187-102187-1010009(Top 35%)2595(Top 21%)2595(Top 47%)
23M23.00 mi1.25 mi10261-72246-592246-5910804(Top 38%)3127(Top 26%)3127(Top 57%)
24M24.00 mi1.00 mi10228+332255-92255-910557(Top 37%)3068(Top 25%)3068(Top 56%)
40K24.85 mi0.85 mi10120+1082242+132242+138121(Top 29%)2048(Top 17%)2048(Top 37%)
25.2M25.20 mi0.35 mi10091+292237+52237+59162(Top 32%)2599(Top 21%)2599(Top 48%)
Finish26.22 mi1.02 mi10109-182277-402277-4011224(Top 40%)3560(Top 29%)3560(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9408

Females

1610

F18-39

1610

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8758

Females

1289

F18-39

1289

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9408

Females

1610

F18-39

1610

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

10178

Females

2045

F18-39

2045

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11149

Females

2490

F18-39

2490

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

12036

Females

3130

F18-39

3130

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12108

Females

3335

F18-39

3335

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

11914

Females

3390

F18-39

3390

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

11296

Females

3238

F18-39

3238

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

10009

Females

2595

F18-39

2595

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10804

Females

3127

F18-39

3127

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10557

Females

3068

F18-39

3068

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8121

Females

2048

F18-39

2048

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9162

Females

2599

F18-39

2599

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

11224

Females

3560

F18-39

3560

Passing Analysis

Category:
Athletes Passed
1381
Passed By
2590
Net Change
-1212
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8897
5K → 10K273160+113#8897#8784
10K → 15K105289-184#8784#8968
15K → 20K100337-237#8968#9205
20K → Half7111-104#9205#9309
Half → 25K71485-414#9309#9723
25K → 30K124525-403#9723#10126
30K → 20M86216-130#10126#10256
20M → 21M97115-18#10256#10274
21M → 35K6949+20#10274#10254
35K → 23M109116-7#10254#10261
23M → 24M9259+33#10261#10228
24M → 40K13628+108#10228#10120
40K → 25.2M4415+29#10120#10091
25.2M → Finish6885-18#10091#10109
TOTALS13812590-1212
📊

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