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BOSTON MARATHON 2026

Valerie Thomasma

MI

Bib: 15961 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 30%
Gender (Female)
#0 / 12578
Top 13%
Masters (Masters Women)
#0 / 6862
Top 4%
Division (F40-44)
#0 / 1737
Top 8%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:04/mi
21:55
↑ 97↓ 345
10K· 6.21 mi
7:06/mi
43:56
↑ 79↓ 138
15K· 9.32 mi
7:02/mi
1:05:44
↑ 67↓ 78
20K· 12.43 mi
7:04/mi
1:27:40
↑ 106↓ 86
HALF· 13.11 mi
6:57/mi
1:32:24
↑ 19↓ 37
25K· 15.53 mi
7:08/mi
1:49:41
↑ 66↓ 88
30K· 18.64 mi
7:25/mi
2:12:41
↑ 181↓ 148
20M
7:26/mi
2:22:46
↑ 64↓ 50
21M
7:53/mi
2:30:39
↑ 106↓ 24
35K· 21.75 mi
7:22/mi
2:36:09
↑ 17↓ 86
23M
7:39/mi
2:45:43
↑ 23↓ 63
24M
7:27/mi
2:53:10
↓ 82
40K· 24.85 mi
7:38/mi
2:59:41
↓ 20
25.2M
8:08/mi
3:02:29
↑ 13↓ 16
FINISH· 26.22 mi
7:12/mi
3:09:49
↑ 22↓ 21
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via HALF
1:32:247:03 /mi⚡ faster
2nd Half
1:37:257:26 /mi+5.4%
Positive split — 5.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
21:557:043.11 mi21:55
7:04
-
10K
43:567:053.10 mi22:01
7:06
+0:02
15K
1:05:447:043.11 mi21:48
7:02
-0:04
20K
1:27:407:043.11 mi21:56
7:04
+0:02
HALF(13.11 mi)
1:32:247:030.68 mi4:44
6:57
-0:07
25K
1:49:417:042.42 mi17:17
7:08
+0:11
30K
2:12:417:083.11 mi23:00
7:25
+0:17
20M
2:22:467:091.36 mi10:05
7:26
+0:01
21M
2:30:397:111.00 mi7:53
7:53
+0:27
35K
2:36:097:110.75 mi5:30
7:22
-0:31
23M
2:45:437:131.25 mi9:34
7:39
+0:17
24M
2:53:107:131.00 mi7:27
7:27
-0:12
40K
2:59:417:140.85 mi6:31
7:38
+0:11
25.2M
3:02:297:150.35 mi2:48
8:08
+0:30
FINISH(26.22 mi)
3:09:497:151.02 mi7:20
7:12
-0:56
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:57 /mi

Average Pace

7:15 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:49:34

89% of race

Time at Steady Pace

20:15

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:14 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi902314311431869713771377
10K3.10 mi9129-1061487-561487-56933216081608
15K3.11 mi8952+1771438+491438+49869713771377
20K3.11 mi8764+1881386+521386+52829412571257
HALF(13.11 mi)0.68 mi8722+421381+51381+5834012591259
25K2.42 mi8614+1081351+301351+30832513701370
30K3.11 mi8561+531369-181369-18889417651765
20M1.36 mi8508+531368+11368+1857017261726
21M1.00 mi8513-51409-411409-41912220812081
35K0.75 mi8503+101427-181427-18974223512351
23M1.25 mi8558-551481-541481-54991125412541
24M1.00 mi8583-251525-441525-44971525252525
40K0.85 mi8582+11549-241549-24976726302630
25.2M0.35 mi8575+71556-71556-7912023852385
FINISH(26.22 mi)1.02 mi8561+141582-261582-26911424252425

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8697

Females

1377

F40-44

1377

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9332

Females

1608

F40-44

1608

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8697

Females

1377

F40-44

1377

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

8294

Females

1257

F40-44

1257

20K→HALF

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

8340

Females

1259

F40-44

1259

HALF→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8325

Females

1370

F40-44

1370

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8894

Females

1765

F40-44

1765

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8570

Females

1726

F40-44

1726

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

9122

Females

2081

F40-44

2081

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9742

Females

2351

F40-44

2351

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

9911

Females

2541

F40-44

2541

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

9715

Females

2525

F40-44

2525

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9767

Females

2630

F40-44

2630

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

9120

Females

2385

F40-44

2385

25.2M→FINISH

25.2 - 26.2 mi

Top 31%
×2story building
+22ft-21ft

Overall

9114

Females

2425

F40-44

2425

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#9023
5K → 10K
281175-106
#9023 → #9129
10K → 15K
68245+177
#9129 → #8952
15K → 20K
37225+188
#8952 → #8764
20K → HALF
749+42
#8764 → #8722
HALF → 25K
54162+108
#8722 → #8614
25K → 30K
129182+53
#8614 → #8561
30K → 20M
61114+53
#8561 → #8508
20M → 21M
8378-5
#8508 → #8513
21M → 35K
5666+10
#8513 → #8503
35K → 23M
11762-55
#8503 → #8558
23M → 24M
9166-25
#8558 → #8583
24M → 40K
6768+1
#8583 → #8582
40K → 25.2M
2936+7
#8582 → #8575
25.2M → FINISH
5165+14
#8575 → #8561
TOTALS
11311593+462
#9023 → #8561

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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OTQ

Olympic Trials Qualifying analysis available

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing