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BOSTON MARATHON 2025

Sharon Shumaker

Bib: 16867•F

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
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
8:03/mi
25:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
50:32
↑ 79↓ 1380.4%
15K· 9.32 mi
8:37/mi
1:17:17
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:44:42
↑ 106↓ 860.1%
Half· 13.11 mi
8:43/mi
1:50:39
↑ 19↓ 370.5%
25K· 15.53 mi
9:23/mi
2:13:23
↑ 66↓ 880.2%
30K· 18.64 mi
10:01/mi
2:44:30
↑ 181↓ 1480.2%
20M
12:54/mi
3:02:02
↑ 64↓ 500.2%
21M
10:48/mi
3:12:50
↑ 106↓ 241.6%
35K· 21.75 mi
10:08/mi
3:20:25
↑ 17↓ 861.7%
23M
10:21/mi
3:33:22
↑ 23↓ 630.6%
24M
10:30/mi
3:43:52
↓ 821.3%
40K· 24.85 mi
11:16/mi
3:53:30
↓ 200.3%
25.2M
12:02/mi
3:57:39
↑ 13↓ 160.2%
Finish· 26.22 mi
10:14/mi
4:08:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:39
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time2:17:26
Pace10:29 /mi
📊Positive Split: 24.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:2625:008:0325:00
8:03
-
10K
6.21 mi11:24:5850:328:0825:32
8:13
+0:10
15K
9.32 mi11:51:431:17:178:1826:45
8:37
+0:24
20K
12.43 mi12:19:081:44:428:2527:25
8:49
+0:12
Half
13.11 mi12:25:051:50:398:265:57
8:43
-0:06
25K
15.53 mi12:47:492:13:238:3522:44
9:23
+0:40
30K
18.64 mi13:18:562:44:308:4931:07
10:01
+0:38
20M
20.00 mi13:36:283:02:029:0617:32
12:54
+2:53
21M
21.00 mi13:47:163:12:509:1110:48
10:48
-2:06
35K
21.75 mi13:54:513:20:259:137:35
10:08
-0:40
23M
23.00 mi14:07:483:33:229:1712:57
10:21
+0:13
24M
24.00 mi14:18:183:43:529:2010:30
10:30
+0:09
40K
24.85 mi14:27:563:53:309:249:38
11:16
+0:46
25.2M
25.20 mi14:32:053:57:399:264:09
12:02
+0:46
Finish
26.22 mi14:42:314:08:059:2810:26
10:14
-1:48

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

8:03 /mi

Average Pace

9:28 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:23

54% of race

Time at Steady Pace

1:23:23

34% of race

Time at Slower Pace

31:19

13% of race

Average Pace: 9:28 /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 mi10:59:2625:008:0325:00
8:03
#16989
10K
6.21 mi11:24:5850:328:0825:32
8:13
#17514
15K
9.32 mi11:51:431:17:178:1826:45
8:37
#18360
20K
12.43 mi12:19:081:44:428:2527:25
8:49
#18805
Half
13.11 mi12:25:051:50:398:265:57
8:43
#18894
25K
15.53 mi12:47:492:13:238:3522:44
9:23
#19433
30K
18.64 mi13:18:562:44:308:4931:07
10:01
#20019
20M
20.00 mi13:36:283:02:029:0617:32
12:54
#21035
21M
21.00 mi13:47:163:12:509:1110:48
10:48
#21034
35K
21.75 mi13:54:513:20:259:137:35
10:08
#21106
23M
23.00 mi14:07:483:33:229:1712:57
10:21
#21131
24M
24.00 mi14:18:183:43:529:2010:30
10:30
#21239
40K
24.85 mi14:27:563:53:309:249:38
11:16
#21367
25.2M
25.20 mi14:32:053:57:399:264:09
12:02
#21397
Finish
26.22 mi14:42:314:08:059:2810:26
10:14
#21485
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi169895738573819996(Top 70%)7441(Top 61%)7441(Top 410%)
10K6.21 mi3.10 mi17514-5256045-3076045-30718039(Top 64%)6321(Top 52%)6321(Top 349%)
15K9.32 mi3.11 mi18360-8466543-4986543-49819996(Top 70%)7441(Top 61%)7441(Top 410%)
20K12.43 mi3.11 mi18805-4456793-2506793-25020087(Top 71%)7530(Top 62%)7530(Top 415%)
Half13.11 mi0.68 mi18894-896844-516844-5120553(Top 72%)7801(Top 64%)7801(Top 430%)
25K15.53 mi2.42 mi19433-5397164-3207164-32021468(Top 76%)8343(Top 68%)8343(Top 460%)
30K18.64 mi3.11 mi20019-5867538-3747538-37421643(Top 76%)8585(Top 70%)8585(Top 474%)
20M20.00 mi1.36 mi21035-10168125-5878125-58726353(Top 93%)11199(Top 92%)11199(Top 618%)
21M21.00 mi1.00 mi21034+18141-168141-1620851(Top 73%)8375(Top 68%)8375(Top 462%)
35K21.75 mi0.75 mi21106-728194-538194-5322272(Top 78%)9171(Top 75%)9171(Top 506%)
23M23.00 mi1.25 mi21131-258233-398233-3921560(Top 76%)8850(Top 72%)8850(Top 488%)
24M24.00 mi1.00 mi21239-1088311-788311-7822824(Top 80%)9551(Top 78%)9551(Top 527%)
40K24.85 mi0.85 mi21367-1288401-908401-9023707(Top 83%)10031(Top 82%)10031(Top 553%)
25.2M25.20 mi0.35 mi21397-308429-288429-2823318(Top 82%)9815(Top 80%)9815(Top 541%)
Finish26.22 mi1.02 mi21485-888490-618490-6123640(Top 83%)9994(Top 82%)9994(Top 551%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

19996

Females

7441

F45-49

7441

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18039

Females

6321

F45-49

6321

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

19996

Females

7441

F45-49

7441

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20087

Females

7530

F45-49

7530

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

20553

Females

7801

F45-49

7801

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21468

Females

8343

F45-49

8343

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

21643

Females

8585

F45-49

8585

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

26353

Females

11199

F45-49

11199

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20851

Females

8375

F45-49

8375

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

22272

Females

9171

F45-49

9171

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

21560

Females

8850

F45-49

8850

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22824

Females

9551

F45-49

9551

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23707

Females

10031

F45-49

10031

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23318

Females

9815

F45-49

9815

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23640

Females

9994

F45-49

9994

Passing Analysis

Category:
Athletes Passed
721
Passed By
5217
Net Change
-4496
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16989
5K → 10K124649-525#16989#17514
10K → 15K39885-846#17514#18360
15K → 20K89534-445#18360#18805
20K → Half11100-89#18805#18894
Half → 25K59598-539#18894#19433
25K → 30K78664-586#19433#20019
30K → 20M101026-1016#20019#21035
20M → 21M9493+1#21035#21034
21M → 35K44116-72#21034#21106
35K → 23M78103-25#21106#21131
23M → 24M31139-108#21131#21239
24M → 40K20148-128#21239#21367
40K → 25.2M1646-30#21367#21397
25.2M → Finish28116-88#21397#21485
TOTALS7215217-4496
📊

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