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BOSTON MARATHON 2025

Sharon Reiner

Bib: 16956•F

SC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F65-69)
#0 / 222
Top 44%
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
9:17/mi
28:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:43/mi
59:00
↑ 79↓ 1380.4%
15K· 9.32 mi
9:41/mi
1:29:04
↑ 67↓ 78
20K· 12.43 mi
9:49/mi
1:59:33
↑ 106↓ 860.1%
Half· 13.11 mi
9:39/mi
2:06:08
↑ 19↓ 370.5%
25K· 15.53 mi
9:55/mi
2:30:11
↑ 66↓ 880.2%
30K· 18.64 mi
10:27/mi
3:02:39
↑ 181↓ 1480.2%
20M
10:40/mi
3:17:09
↑ 64↓ 500.2%
21M
11:40/mi
3:28:49
↑ 106↓ 241.6%
35K· 21.75 mi
10:11/mi
3:36:26
↑ 17↓ 861.7%
23M
10:31/mi
3:49:36
↑ 23↓ 630.6%
24M
10:54/mi
4:00:30
↓ 821.3%
40K· 24.85 mi
10:54/mi
4:09:49
↓ 200.3%
25.2M
13:17/mi
4:14:24
↑ 13↓ 160.2%
Finish· 26.22 mi
10:41/mi
4:25:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:08
Pace9:37 /mi
2nd Half
Distance13.11 mi
Time2:19:09
Pace10:37 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:4728:509:1728:50
9:17
-
10K
6.21 mi11:33:5759:009:3030:10
9:43
+0:26
15K
9.32 mi12:04:011:29:049:3330:04
9:41
-0:02
20K
12.43 mi12:34:301:59:339:3730:29
9:49
+0:08
Half
13.11 mi12:41:052:06:089:376:35
9:39
-0:10
25K
15.53 mi13:05:082:30:119:4024:03
9:55
+0:16
30K
18.64 mi13:37:363:02:399:4832:28
10:27
+0:32
20M
20.00 mi13:52:063:17:099:5114:30
10:40
+0:13
21M
21.00 mi14:03:463:28:499:5711:40
11:40
+1:00
35K
21.75 mi14:11:233:36:269:577:37
10:11
-1:29
23M
23.00 mi14:24:333:49:369:5913:10
10:31
+0:20
24M
24.00 mi14:35:274:00:3010:0110:54
10:54
+0:23
40K
24.85 mi14:44:464:09:4910:039:19
10:54
0:00
25.2M
25.20 mi14:49:214:14:2410:064:35
13:17
+2:23
Finish
26.22 mi15:00:144:25:1710:0810:53
10:41
-2:36

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

9:17 /mi

Average Pace

10:08 /mi

Slowest Pace

13:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:11

57% of race

Time at Steady Pace

1:38:51

37% of race

Time at Slower Pace

16:15

6% of race

Average Pace: 10:07 /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 mi11:03:4728:509:1728:50
9:17
#23504
10K
6.21 mi11:33:5759:009:3030:10
9:43
#24166
15K
9.32 mi12:04:011:29:049:3330:04
9:41
#24188
20K
12.43 mi12:34:301:59:339:3730:29
9:49
#24082
Half
13.11 mi12:41:052:06:089:376:35
9:39
#24070
25K
15.53 mi13:05:082:30:119:4024:03
9:55
#23901
30K
18.64 mi13:37:363:02:399:4832:28
10:27
#23665
20M
20.00 mi13:52:063:17:099:5114:30
10:40
#23608
21M
21.00 mi14:03:463:28:499:5711:40
11:40
#23572
35K
21.75 mi14:11:233:36:269:577:37
10:11
#23513
23M
23.00 mi14:24:333:49:369:5913:10
10:31
#23427
24M
24.00 mi14:35:274:00:3010:0110:54
10:54
#23436
40K
24.85 mi14:44:464:09:4910:039:19
10:54
#23394
25.2M
25.20 mi14:49:214:14:2410:064:35
13:17
#23464
Finish
26.22 mi15:00:144:25:1710:0810:53
10:41
#23523
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi235049437943724215(Top 85%)9791(Top 80%)9791(Top 4410%)
10K6.21 mi3.10 mi24166-6629778-3419778-34124650(Top 87%)10047(Top 82%)10047(Top 4526%)
15K9.32 mi3.11 mi24188-229780-29780-224215(Top 85%)9791(Top 80%)9791(Top 4410%)
20K12.43 mi3.11 mi24082+1069733+479733+4723802(Top 84%)9606(Top 79%)9606(Top 4327%)
Half13.11 mi0.68 mi24070+129727+69727+623987(Top 84%)9698(Top 79%)9698(Top 4368%)
25K15.53 mi2.42 mi23901+1699642+859642+8523051(Top 81%)9220(Top 75%)9220(Top 4153%)
30K18.64 mi3.11 mi23665+2369551+919551+9122832(Top 80%)9231(Top 75%)9231(Top 4158%)
20M20.00 mi1.36 mi23608+579544+79544+722893(Top 81%)9364(Top 77%)9364(Top 4218%)
21M21.00 mi1.00 mi23572+369538+69538+622969(Top 81%)9485(Top 78%)9485(Top 4273%)
35K21.75 mi0.75 mi23513+599520+189520+1822404(Top 79%)9241(Top 76%)9241(Top 4163%)
23M23.00 mi1.25 mi23427+869492+289492+2822072(Top 78%)9108(Top 74%)9108(Top 4103%)
24M24.00 mi1.00 mi23436-99505-139505-1323780(Top 84%)10014(Top 82%)10014(Top 4511%)
40K24.85 mi0.85 mi23394+429503+29503+222918(Top 81%)9656(Top 79%)9656(Top 4350%)
25.2M25.20 mi0.35 mi23464-709551-489551-4825424(Top 90%)10895(Top 89%)10895(Top 4908%)
Finish26.22 mi1.02 mi23523-599599-489599-4824701(Top 87%)10509(Top 86%)10509(Top 4734%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24215

Females

9791

F65-69

9791

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

24650

Females

10047

F65-69

10047

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24215

Females

9791

F65-69

9791

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23802

Females

9606

F65-69

9606

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

23987

Females

9698

F65-69

9698

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

23051

Females

9220

F65-69

9220

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

22832

Females

9231

F65-69

9231

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

22893

Females

9364

F65-69

9364

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

22969

Females

9485

F65-69

9485

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22404

Females

9241

F65-69

9241

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22072

Females

9108

F65-69

9108

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

23780

Females

10014

F65-69

10014

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22918

Females

9656

F65-69

9656

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25424

Females

10895

F65-69

10895

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

24701

Females

10509

F65-69

10509

Passing Analysis

Category:
Athletes Passed
1427
Passed By
1446
Net Change
-19
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23504
5K → 10K59721-662#23504#24166
10K → 15K132154-22#24166#24188
15K → 20K18680+106#24188#24082
20K → Half3119+12#24082#24070
Half → 25K21142+169#24070#23901
25K → 30K28549+236#23901#23665
30K → 20M10346+57#23665#23608
20M → 21M8448+36#23608#23572
21M → 35K7819+59#23572#23513
35K → 23M11327+86#23513#23427
23M → 24M3847-9#23427#23436
24M → 40K7129+42#23436#23394
40K → 25.2M878-70#23394#23464
25.2M → Finish2887-59#23464#23523
TOTALS14271446-19
📊

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