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BOSTON MARATHON 2025

Sherrie Sandor

Bib: 23210•F

AR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
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
9:03/mi
28:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:20/mi
57:08
↑ 79↓ 1380.4%
15K· 9.32 mi
9:28/mi
1:26:34
↑ 67↓ 78
20K· 12.43 mi
9:43/mi
1:56:45
↑ 106↓ 860.1%
Half· 13.11 mi
9:40/mi
2:03:21
↑ 19↓ 370.5%
25K· 15.53 mi
10:10/mi
2:27:59
↑ 66↓ 880.2%
30K· 18.64 mi
10:45/mi
3:01:22
↑ 181↓ 1480.2%
20M
10:53/mi
3:16:10
↑ 64↓ 500.2%
21M
11:31/mi
3:27:41
↑ 106↓ 241.6%
35K· 21.75 mi
10:20/mi
3:35:25
↑ 17↓ 861.7%
23M
10:54/mi
3:49:04
↑ 23↓ 630.6%
24M
10:34/mi
3:59:38
↓ 821.3%
40K· 24.85 mi
10:54/mi
4:08:57
↓ 200.3%
25.2M
11:36/mi
4:12:57
↑ 13↓ 160.2%
Finish· 26.22 mi
10:20/mi
4:23:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:21
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:20:08
Pace10:41 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1728:079:0328:07
9:03
-
10K
6.21 mi11:56:1857:089:1229:01
9:20
+0:17
15K
9.32 mi12:25:441:26:349:1729:26
9:28
+0:08
20K
12.43 mi12:55:551:56:459:2430:11
9:43
+0:15
Half
13.11 mi13:02:312:03:219:256:36
9:40
-0:03
25K
15.53 mi13:27:092:27:599:3224:38
10:10
+0:30
30K
18.64 mi14:00:323:01:229:4433:23
10:45
+0:35
20M
20.00 mi14:15:203:16:109:4814:48
10:53
+0:08
21M
21.00 mi14:26:513:27:419:5311:31
11:31
+0:38
35K
21.75 mi14:34:353:35:259:547:44
10:20
-1:11
23M
23.00 mi14:48:143:49:049:5813:39
10:54
+0:34
24M
24.00 mi14:58:483:59:389:5910:34
10:34
-0:20
40K
24.85 mi15:08:074:08:5710:019:19
10:54
+0:20
25.2M
25.20 mi15:12:074:12:5710:024:00
11:36
+0:42
Finish
26.22 mi15:22:394:23:2910:0310:32
10:20
-1:16

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

9:03 /mi

Average Pace

10:03 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:21

47% of race

Time at Steady Pace

53:28

20% of race

Time at Slower Pace

1:26:40

33% of race

Average Pace: 10:03 /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 mi11:27:1728:079:0328:07
9:03
#22646
10K
6.21 mi11:56:1857:089:1229:01
9:20
#23190
15K
9.32 mi12:25:441:26:349:1729:26
9:28
#23396
20K
12.43 mi12:55:551:56:459:2430:11
9:43
#23450
Half
13.11 mi13:02:312:03:219:256:36
9:40
#23482
25K
15.53 mi13:27:092:27:599:3224:38
10:10
#23498
30K
18.64 mi14:00:323:01:229:4433:23
10:45
#23481
20M
20.00 mi14:15:203:16:109:4814:48
10:53
#23456
21M
21.00 mi14:26:513:27:419:5311:31
11:31
#23407
35K
21.75 mi14:34:353:35:259:547:44
10:20
#23365
23M
23.00 mi14:48:143:49:049:5813:39
10:54
#23358
24M
24.00 mi14:58:483:59:389:5910:34
10:34
#23341
40K
24.85 mi15:08:074:08:5710:019:19
10:54
#23293
25.2M
25.20 mi15:12:074:12:5710:024:00
11:36
#23285
Finish
26.22 mi15:22:394:23:2910:0310:32
10:20
#23328
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi226468989898923674(Top 83%)9474(Top 77%)9474(Top 953%)
10K6.21 mi3.10 mi23190-5449251-2629251-26223658(Top 83%)9494(Top 78%)9494(Top 955%)
15K9.32 mi3.11 mi23396-2069346-959346-9523674(Top 83%)9474(Top 77%)9474(Top 953%)
20K12.43 mi3.11 mi23450-549370-249370-2423534(Top 83%)9443(Top 77%)9443(Top 950%)
Half13.11 mi0.68 mi23482-329387-179387-1724047(Top 85%)9730(Top 80%)9730(Top 979%)
25K15.53 mi2.42 mi23498-169416-299416-2923634(Top 83%)9551(Top 78%)9551(Top 961%)
30K18.64 mi3.11 mi23481+179448-329448-3223489(Top 83%)9601(Top 79%)9601(Top 966%)
20M20.00 mi1.36 mi23456+259449-19449-123381(Top 82%)9616(Top 79%)9616(Top 967%)
21M21.00 mi1.00 mi23407+499449944922655(Top 80%)9330(Top 76%)9330(Top 939%)
35K21.75 mi0.75 mi23365+429438+119438+1122809(Top 80%)9445(Top 77%)9445(Top 950%)
23M23.00 mi1.25 mi23358+79451-139451-1323016(Top 81%)9613(Top 79%)9613(Top 967%)
24M24.00 mi1.00 mi23341+179464-139464-1323004(Top 81%)9640(Top 79%)9640(Top 970%)
40K24.85 mi0.85 mi23293+489455+99455+922916(Top 81%)9654(Top 79%)9654(Top 971%)
25.2M25.20 mi0.35 mi23285+89457-29457-222352(Top 79%)9335(Top 76%)9335(Top 939%)
Finish26.22 mi1.02 mi23328-439490-339490-3323888(Top 84%)10116(Top 83%)10116(Top 1018%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

23674

Females

9474

F55-59

9474

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23658

Females

9494

F55-59

9494

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

23674

Females

9474

F55-59

9474

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23534

Females

9443

F55-59

9443

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24047

Females

9730

F55-59

9730

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23634

Females

9551

F55-59

9551

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23489

Females

9601

F55-59

9601

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23381

Females

9616

F55-59

9616

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22655

Females

9330

F55-59

9330

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22809

Females

9445

F55-59

9445

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

23016

Females

9613

F55-59

9613

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

23004

Females

9640

F55-59

9640

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22916

Females

9654

F55-59

9654

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22352

Females

9335

F55-59

9335

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23888

Females

10116

F55-59

10116

Passing Analysis

Category:
Athletes Passed
1121
Passed By
1803
Net Change
-682
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22646
5K → 10K77621-544#22646#23190
10K → 15K108314-206#23190#23396
15K → 20K130184-54#23396#23450
20K → Half2153-32#23450#23482
Half → 25K126142-16#23482#23498
25K → 30K169152+17#23498#23481
30K → 20M8257+25#23481#23456
20M → 21M11162+49#23456#23407
21M → 35K5917+42#23407#23365
35K → 23M5851+7#23365#23358
23M → 24M6043+17#23358#23341
24M → 40K7426+48#23341#23293
40K → 25.2M179+8#23293#23285
25.2M → Finish2972-43#23285#23328
TOTALS11211803-682
📊

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