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BOSTON MARATHON 2025

Tamara Shuler

Bib: 24697•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:08
Rank: #19394
Start → 5K
26:08 | 8:25/mi
10K· 6.21 mi
53:46
Rank: #20680 (-1286)
5K → 10K
27:38 | 8:54/mi
15K· 9.32 mi
1:21:48
Rank: #21134 (-454)
10K → 15K
28:02 | 9:01/mi
20K· 12.43 mi
1:51:54
Rank: #21961 (-827)
15K → 20K
30:06 | 9:41/mi
Half· 13.11 mi
1:57:54
Rank: #21889 (+72)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:20:39
Rank: #21808 (+81)
Half → 25K
22:45 | 9:23/mi
30K· 18.64 mi
2:51:03
Rank: #21648 (+160)
25K → 30K
30:24 | 9:47/mi
20M
3:04:55
Rank: #21665 (-17)
30K → 20M
13:52 | 10:12/mi
21M
3:15:56
Rank: #21653 (+12)
20M → 21M
11:01 | 11:01/mi
35K· 21.75 mi
3:22:44
Rank: #21552 (+101)
21M → 35K
6:48 | 9:05/mi
23M
3:34:45
Rank: #21375 (+177)
35K → 23M
12:01 | 9:36/mi
24M
3:44:09
Rank: #21280 (+95)
23M → 24M
9:24 | 9:24/mi
40K· 24.85 mi
3:52:53
Rank: #21259 (+21)
24M → 40K
8:44 | 10:13/mi
25.2M
3:56:55
Rank: #21291 (-32)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:06:46
Rank: #21307 (-16)
25.2M → Finish
9:51 | 9:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:54
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:08:52
Pace9:50 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5026:088:2526:08
8:25
-
10K
6.21 mi11:53:2853:468:3927:38
8:54
+0:29
15K
9.32 mi12:21:301:21:488:4728:02
9:01
+0:07
20K
12.43 mi12:51:361:51:549:0030:06
9:41
+0:40
Half
13.11 mi12:57:361:57:549:006:00
8:48
-0:53
25K
15.53 mi13:20:212:20:399:0322:45
9:23
+0:35
30K
18.64 mi13:50:452:51:039:1130:24
9:47
+0:24
20M
20.00 mi14:04:373:04:559:1513:52
10:12
+0:25
21M
21.00 mi14:15:383:15:569:2011:01
11:01
+0:49
35K
21.75 mi14:22:263:22:449:196:48
9:05
-1:56
23M
23.00 mi14:34:273:34:459:2012:01
9:36
+0:31
24M
24.00 mi14:43:513:44:099:209:24
9:24
-0:12
40K
24.85 mi14:52:353:52:539:228:44
10:13
+0:49
25.2M
25.20 mi14:56:373:56:559:244:02
11:42
+1:29
Finish
26.22 mi15:06:284:06:469:259:51
9:40
-2:02

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

8:25 /mi

Average Pace

9:25 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:36

38% of race

Time at Steady Pace

1:54:31

46% of race

Time at Slower Pace

37:39

15% of race

Average Pace: 9:25 /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 mi11:25:5026:088:2526:08
8:25
#19394
10K
6.21 mi11:53:2853:468:3927:38
8:54
#20680
15K
9.32 mi12:21:301:21:488:4728:02
9:01
#21134
20K
12.43 mi12:51:361:51:549:0030:06
9:41
#21961
Half
13.11 mi12:57:361:57:549:006:00
8:48
#21889
25K
15.53 mi13:20:212:20:399:0322:45
9:23
#21808
30K
18.64 mi13:50:452:51:039:1130:24
9:47
#21648
20M
20.00 mi14:04:373:04:559:1513:52
10:12
#21665
21M
21.00 mi14:15:383:15:569:2011:01
11:01
#21653
35K
21.75 mi14:22:263:22:449:196:48
9:05
#21552
23M
23.00 mi14:34:273:34:459:2012:01
9:36
#21375
24M
24.00 mi14:43:513:44:099:209:24
9:24
#21280
40K
24.85 mi14:52:353:52:539:228:44
10:13
#21259
25.2M
25.20 mi14:56:373:56:559:244:02
11:42
#21291
Finish
26.22 mi15:06:284:06:469:259:51
9:40
#21307
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi193947141714122144(Top 78%)8632(Top 71%)8632(Top 1383%)
10K6.21 mi3.10 mi20680-12867880-7397880-73921905(Top 77%)8545(Top 70%)8545(Top 1369%)
15K9.32 mi3.11 mi21134-4548108-2288108-22822144(Top 78%)8632(Top 71%)8632(Top 1383%)
20K12.43 mi3.11 mi21961-8278581-4738581-47323447(Top 83%)9389(Top 77%)9389(Top 1505%)
Half13.11 mi0.68 mi21889+728543+388543+3820933(Top 74%)8016(Top 66%)8016(Top 1285%)
25K15.53 mi2.42 mi21808+818504+398504+3921493(Top 76%)8356(Top 68%)8356(Top 1339%)
30K18.64 mi3.11 mi21648+1608429+758429+7520954(Top 74%)8208(Top 67%)8208(Top 1315%)
20M20.00 mi1.36 mi21665-178450-218450-2121594(Top 76%)8680(Top 71%)8680(Top 1391%)
21M21.00 mi1.00 mi21653+128474-248474-2421457(Top 76%)8684(Top 71%)8684(Top 1392%)
35K21.75 mi0.75 mi21552+1018430+448430+4418713(Top 66%)7321(Top 60%)7321(Top 1173%)
23M23.00 mi1.25 mi21375+1778365+658365+6519091(Top 67%)7563(Top 62%)7563(Top 1212%)
24M24.00 mi1.00 mi21280+958332+338332+3319265(Top 68%)7693(Top 63%)7693(Top 1233%)
40K24.85 mi0.85 mi21259+218345-138345-1321129(Top 74%)8729(Top 71%)8729(Top 1399%)
25.2M25.20 mi0.35 mi21291-328368-238368-2322570(Top 79%)9446(Top 77%)9446(Top 1514%)
Finish26.22 mi1.02 mi21307-168393-258393-2521807(Top 77%)9061(Top 74%)9061(Top 1452%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22144

Females

8632

F60-64

8632

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

21905

Females

8545

F60-64

8545

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22144

Females

8632

F60-64

8632

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

23447

Females

9389

F60-64

9389

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20933

Females

8016

F60-64

8016

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21493

Females

8356

F60-64

8356

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

20954

Females

8208

F60-64

8208

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21594

Females

8680

F60-64

8680

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

21457

Females

8684

F60-64

8684

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

18713

Females

7321

F60-64

7321

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

19091

Females

7563

F60-64

7563

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

19265

Females

7693

F60-64

7693

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21129

Females

8729

F60-64

8729

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22570

Females

9446

F60-64

9446

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21807

Females

9061

F60-64

9061

Passing Analysis

Category:
Athletes Passed
1387
Passed By
3300
Net Change
-1913
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19394
5K → 10K281314-1286#19394#20680
10K → 15K78532-454#20680#21134
15K → 20K47874-827#21134#21961
20K → Half775+72#21961#21889
Half → 25K186105+81#21889#21808
25K → 30K277117+160#21808#21648
30K → 20M86103-17#21648#21665
20M → 21M9280+12#21665#21653
21M → 35K1065+101#21653#21552
35K → 23M19417+177#21552#21375
23M → 24M1049+95#21375#21280
24M → 40K5938+21#21280#21259
40K → 25.2M1446-32#21259#21291
25.2M → Finish3955-16#21291#21307
TOTALS13873300-1913
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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