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BOSTON MARATHON 2025

Sara Steinberg

Bib: 25801•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:00
Rank: #24714
Start → 5K
9:39/mi
30:00 split
10K· 6.21 mi
58:41
Rank: #24022 (+692)
5K → 10K
9:14/mi
28:41 split
15K· 9.32 mi
1:27:08
Rank: #23599 (+423)
10K → 15K
9:09/mi
28:27 split
20K· 12.43 mi
1:55:54
Rank: #23217 (+382)
15K → 20K
9:16/mi
28:46 split
Half· 13.11 mi
2:02:03
Rank: #23156 (+61)
20K → Half
9:01/mi
6:09 split
25K· 15.53 mi
2:24:32
Rank: #22802 (+354)
Half → 25K
9:16/mi
22:29 split
30K· 18.64 mi
2:54:14
Rank: #22319 (+483)
25K → 30K
9:34/mi
29:42 split
20M
3:06:52
Rank: #22051 (+268)
30K → 20M
9:18/mi
12:38 split
21M
3:16:45
Rank: #21797 (+254)
20M → 21M
9:53/mi
9:53 split
35K· 21.75 mi
3:23:34
Rank: #21680 (+117)
21M → 35K
9:07/mi
6:49 split
23M
3:35:43
Rank: #21548 (+132)
35K → 23M
9:42/mi
12:09 split
24M
3:44:51
Rank: #21389 (+159)
23M → 24M
9:08/mi
9:08 split
40K· 24.85 mi
3:52:51
Rank: #21250 (+139)
24M → 40K
9:21/mi
8:00 split
25.2M
3:56:08
Rank: #21173 (+77)
40K → 25.2M
9:31/mi
3:17 split
Finish· 26.22 mi
4:04:35
Rank: #20984 (+189)
25.2M → Finish
8:18/mi
8:27 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:02:03
Pace9:19 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:02:32
Pace9:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0730:009:3930:00
9:39
-
10K
6.21 mi12:17:4858:419:2728:41
9:14
-0:25
15K
9.32 mi12:46:151:27:089:2128:27
9:09
-0:05
20K
12.43 mi13:15:011:55:549:2028:46
9:16
+0:07
Half
13.11 mi13:21:102:02:039:196:09
9:01
-0:15
25K
15.53 mi13:43:392:24:329:1822:29
9:16
+0:15
30K
18.64 mi14:13:212:54:149:2129:42
9:34
+0:18
20M
20.00 mi14:25:593:06:529:2112:38
9:18
-0:16
21M
21.00 mi14:35:523:16:459:229:53
9:53
+0:35
35K
21.75 mi14:42:413:23:349:226:49
9:07
-0:46
23M
23.00 mi14:54:503:35:439:2312:09
9:42
+0:35
24M
24.00 mi15:03:583:44:519:229:08
9:08
-0:34
40K
24.85 mi15:11:583:52:519:228:00
9:21
+0:13
25.2M
25.20 mi15:15:153:56:089:223:17
9:31
+0:10
Finish
26.22 mi15:23:424:04:359:208:27
8:18
-1:13

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

8:18 /mi

Average Pace

9:20 /mi

Slowest Pace

9:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

21:25

9% of race

Time at Steady Pace

3:33:17

87% of race

Time at Slower Pace

9:53

4% of race

Average Pace: 9:20 /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 mi11:49:0730:009:3930:00
9:39
#24714
10K
6.21 mi12:17:4858:419:2728:41
9:14
#24022
15K
9.32 mi12:46:151:27:089:2128:27
9:09
#23599
20K
12.43 mi13:15:011:55:549:2028:46
9:16
#23217
Half
13.11 mi13:21:102:02:039:196:09
9:01
#23156
25K
15.53 mi13:43:392:24:329:1822:29
9:16
#22802
30K
18.64 mi14:13:212:54:149:2129:42
9:34
#22319
20M
20.00 mi14:25:593:06:529:2112:38
9:18
#22051
21M
21.00 mi14:35:523:16:459:229:53
9:53
#21797
35K
21.75 mi14:42:413:23:349:226:49
9:07
#21680
23M
23.00 mi14:54:503:35:439:2312:09
9:42
#21548
24M
24.00 mi15:03:583:44:519:229:08
9:08
#21389
40K
24.85 mi15:11:583:52:519:228:00
9:21
#21250
25.2M
25.20 mi15:15:153:56:089:223:17
9:31
#21173
Finish
26.22 mi15:23:424:04:359:208:27
8:18
#20984
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24714100661006622702(Top 80%)8942(Top 73%)8942(Top 520%)
10K6.21 mi3.10 mi24022+6929698+3689698+36823316(Top 82%)9304(Top 76%)9304(Top 542%)
15K9.32 mi3.11 mi23599+4239461+2379461+23722702(Top 80%)8942(Top 73%)8942(Top 520%)
20K12.43 mi3.11 mi23217+3829240+2219240+22122131(Top 78%)8656(Top 71%)8656(Top 504%)
Half13.11 mi0.68 mi23156+619210+309210+3021902(Top 77%)8538(Top 70%)8538(Top 497%)
25K15.53 mi2.42 mi22802+3549036+1749036+17421081(Top 74%)8144(Top 67%)8144(Top 474%)
30K18.64 mi3.11 mi22319+4838806+2308806+23020191(Top 71%)7758(Top 63%)7758(Top 452%)
20M20.00 mi1.36 mi22051+2688669+1378669+13718310(Top 64%)6901(Top 56%)6901(Top 402%)
21M21.00 mi1.00 mi21797+2548550+1198550+11917869(Top 63%)6729(Top 55%)6729(Top 392%)
35K21.75 mi0.75 mi21680+1178497+538497+5318819(Top 66%)7370(Top 60%)7370(Top 429%)
23M23.00 mi1.25 mi21548+1328458+398458+3919475(Top 69%)7770(Top 64%)7770(Top 452%)
24M24.00 mi1.00 mi21389+1598387+718387+7118076(Top 64%)7086(Top 58%)7086(Top 412%)
40K24.85 mi0.85 mi21250+1398340+478340+4718136(Top 64%)7194(Top 59%)7194(Top 419%)
25.2M25.20 mi0.35 mi21173+778304+368304+3614818(Top 52%)5488(Top 45%)5488(Top 319%)
Finish26.22 mi1.02 mi20984+1898215+898215+8914921(Top 53%)5449(Top 45%)5449(Top 317%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

22702

Females

8942

F40-44

8942

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23316

Females

9304

F40-44

9304

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

22702

Females

8942

F40-44

8942

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22131

Females

8656

F40-44

8656

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21902

Females

8538

F40-44

8538

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

21081

Females

8144

F40-44

8144

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20191

Females

7758

F40-44

7758

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18310

Females

6901

F40-44

6901

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

17869

Females

6729

F40-44

6729

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

18819

Females

7370

F40-44

7370

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19475

Females

7770

F40-44

7770

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

18076

Females

7086

F40-44

7086

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18136

Females

7194

F40-44

7194

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14818

Females

5488

F40-44

5488

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14921

Females

5449

F40-44

5449

Passing Analysis

Category:
Athletes Passed
3858
Passed By
128
Net Change
+3730
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24714
5K → 10K71624+692#24714#24022
10K → 15K43613+423#24022#23599
15K → 20K40119+382#23599#23217
20K → Half687+61#23217#23156
Half → 25K36410+354#23156#22802
25K → 30K49815+483#22802#22319
30K → 20M2691+268#22319#22051
20M → 21M2551+254#22051#21797
21M → 35K1214+117#21797#21680
35K → 23M15725+132#21680#21548
23M → 24M1623+159#21548#21389
24M → 40K1434+139#21389#21250
40K → 25.2M770+77#21250#21173
25.2M → Finish1912+189#21173#20984
TOTALS3858128+3730
📊

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