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BOSTON MARATHON 2026

Valerie Corwin

Bib: 19782β€’F

IL

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 45%
Gender (Female)
#0 / 12578
Top 31%
Masters (Masters Women)
#0 / 6862
Top 15%
Age Group (F40-44)
#0 / 1737
Top 34%
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:55
3.11 mi
Rank: #14536
Start β†’ 5K
23:55 | 7:42/mi
10K
47:38
6.21 mi
Rank: #14314 (+222)
5K β†’ 10K
23:43 | 7:39/mi
15K
1:11:04
9.32 mi
Rank: #13877 (+437)
10K β†’ 15K
23:26 | 7:33/mi
20K
1:34:45
12.43 mi
Rank: #13632 (+245)
15K β†’ 20K
23:41 | 7:38/mi
HALF
1:39:46
13.11 mi
Rank: #13543 (+89)
20K β†’ HALF
5:01 | 7:22/mi
25K
1:58:20
15.53 mi
Rank: #13391 (+152)
HALF β†’ 25K
18:34 | 7:40/mi
30K
2:22:26
18.64 mi
Rank: #13049 (+342)
25K β†’ 30K
24:06 | 7:46/mi
20M
2:33:08
20.00 mi
Rank: #12934 (+115)
30K β†’ 20M
10:42 | 7:53/mi
21M
2:41:28
21.00 mi
Rank: #12863 (+71)
20M β†’ 21M
8:20 | 8:20/mi
35K
2:47:19
21.75 mi
Rank: #12867 (-4)
21M β†’ 35K
5:51 | 7:50/mi
23M
2:57:32
23.00 mi
Rank: #12889 (-22)
35K β†’ 23M
10:13 | 8:10/mi
24M
3:05:43
24.00 mi
Rank: #12976 (-87)
23M β†’ 24M
8:11 | 8:11/mi
40K
3:12:58
24.85 mi
Rank: #13053 (-77)
24M β†’ 40K
7:15 | 8:29/mi
25.2M
3:16:05
25.20 mi
Rank: #13069 (-16)
40K β†’ 25.2M
3:07 | 9:03/mi
FINISH
3:24:18
26.22 mi
Rank: #13166 (-97)
25.2M β†’ FINISH
8:13 | 8:04/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:46
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:44:32
Pace7:59 /mi
πŸ“ŠPositive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:0823:557:4223:55
7:42
-
10K
6.21 mi11:48:5147:387:4023:43
7:39
-0:03
15K
9.32 mi12:12:171:11:047:3823:26
7:33
-0:06
20K
12.43 mi12:35:581:34:457:3823:41
7:38
+0:05
HALF
13.11 mi12:40:591:39:467:375:01
7:22
-0:16
25K
15.53 mi12:59:331:58:207:3818:34
7:40
+0:18
30K
18.64 mi13:23:392:22:267:3924:06
7:46
+0:06
20M
20.00 mi13:34:212:33:087:4010:42
7:53
+0:07
21M
21.00 mi13:42:412:41:287:428:20
8:20
+0:27
35K
21.75 mi13:48:322:47:197:425:51
7:50
-0:30
23M
23.00 mi13:58:452:57:327:4410:13
8:10
+0:20
24M
24.00 mi14:06:563:05:437:458:11
8:11
+0:01
40K
24.85 mi14:14:113:12:587:467:15
8:29
+0:18
25.2M
25.20 mi14:17:183:16:057:473:07
9:03
+0:34
FINISH
26.22 mi14:25:313:24:187:488:13
8:04
-0:59

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:22 /mi

Average Pace

7:48 /mi

Slowest Pace

9:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

28:27

14% of race

Time at Steady Pace

2:10:32

64% of race

Time at Slower Pace

45:19

22% of race

Average Pace: 7:48 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:25:0823:557:4223:55
7:42
#14536
10K
6.21 mi11:48:5147:387:4023:43
7:39
#14314
15K
9.32 mi12:12:171:11:047:3823:26
7:33
#13877
20K
12.43 mi12:35:581:34:457:3823:41
7:38
#13632
HALF
13.11 mi12:40:591:39:467:375:01
7:22
#13543
25K
15.53 mi12:59:331:58:207:3818:34
7:40
#13391
30K
18.64 mi13:23:392:22:267:3924:06
7:46
#13049
20M
20.00 mi13:34:212:33:087:4010:42
7:53
#12934
21M
21.00 mi13:42:412:41:287:428:20
8:20
#12863
35K
21.75 mi13:48:322:47:197:425:51
7:50
#12867
23M
23.00 mi13:58:452:57:327:4410:13
8:10
#12889
24M
24.00 mi14:06:563:05:437:458:11
8:11
#12976
40K
24.85 mi14:14:113:12:587:467:15
8:29
#13053
25.2M
25.20 mi14:17:183:16:057:473:07
9:03
#13069
FINISH
26.22 mi14:25:313:24:187:488:13
8:04
#13166
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi145364392439213201(Top 45%)3694(Top 29%)3694(Top 213%)
10K6.21 mi3.10 mi14314+2224281+1114281+11114177(Top 49%)4222(Top 34%)4222(Top 243%)
15K9.32 mi3.11 mi13877+4374042+2394042+23913201(Top 45%)3694(Top 29%)3694(Top 213%)
20K12.43 mi3.11 mi13632+2453930+1123930+11213053(Top 45%)3695(Top 29%)3695(Top 213%)
HALF13.11 mi0.68 mi13543+893881+493881+4911843(Top 41%)2956(Top 24%)2956(Top 170%)
25K15.53 mi2.42 mi13391+1523819+623819+6212710(Top 44%)3558(Top 28%)3558(Top 205%)
30K18.64 mi3.11 mi13049+3423672+1473672+14711680(Top 40%)3136(Top 25%)3136(Top 181%)
20M20.00 mi1.36 mi12934+1153646+263646+2611967(Top 41%)3391(Top 27%)3391(Top 195%)
21M21.00 mi1.00 mi12863+713632+143632+1412112(Top 42%)3591(Top 29%)3591(Top 207%)
35K21.75 mi0.75 mi12867-43638-63638-613237(Top 46%)4208(Top 33%)4208(Top 242%)
23M23.00 mi1.25 mi12889-223667-293667-2913563(Top 47%)4474(Top 36%)4474(Top 258%)
24M24.00 mi1.00 mi12976-873738-713738-7114991(Top 52%)5320(Top 42%)5320(Top 306%)
40K24.85 mi0.85 mi13053-773802-643802-6415554(Top 54%)5700(Top 45%)5700(Top 328%)
25.2M25.20 mi0.35 mi13069-163819-173819-1714959(Top 52%)5409(Top 43%)5409(Top 311%)
FINISH26.22 mi1.02 mi13166-973906-873906-8715572(Top 54%)5707(Top 45%)5707(Top 329%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
Γ—21
+97ft-345ft

Overall

13201

Females

3694

F40-44

3694

5K→10K

3.1 - 6.2 mi

Top 49%
Γ—5
+79ft-138ft

Overall

14177

Females

4222

F40-44

4222

10K→15K

6.2 - 9.3 mi

Top 45%
Γ—3
+67ft-78ft

Overall

13201

Females

3694

F40-44

3694

15K→20K

9.3 - 12.4 mi

Top 45%
Γ—5
+106ft-86ft

Overall

13053

Females

3695

F40-44

3695

20K→HALF

12.4 - 13.1 mi

Top 41%
Γ—2
+19ft-37ft

Overall

11843

Females

2956

F40-44

2956

HALF→25K

13.1 - 15.5 mi

Top 44%
Γ—4
+66ft-88ft

Overall

12710

Females

3558

F40-44

3558

25K→30K

15.5 - 18.6 mi

Top 40%
Γ—9
+181ft-148ft

Overall

11680

Females

3136

F40-44

3136

30K→20M

18.6 - 20.0 mi

Top 41%
Γ—5
+64ft-50ft

Overall

11967

Females

3391

F40-44

3391

20M→21M

20.0 - 21.0 mi

Top 42%
Γ—8
+106ft-24ft

Overall

12112

Females

3591

F40-44

3591

21M→35K

21.0 - 21.8 mi

Top 46%
Γ—7
+17ft-86ft

Overall

13237

Females

4208

F40-44

4208

35K→23M

21.8 - 23.0 mi

Top 47%
Γ—5
+23ft-63ft

Overall

13563

Females

4474

F40-44

4474

23M→24M

23.0 - 24.0 mi

Top 52%
Γ—6
+12ft-82ft

Overall

14991

Females

5320

F40-44

5320

24M→40K

24.0 - 24.9 mi

Top 54%
Γ—1
+6ft-20ft

Overall

15554

Females

5700

F40-44

5700

40K→25.2M

24.9 - 25.2 mi

Top 52%
Γ—1
+13ft-16ft

Overall

14959

Females

5409

F40-44

5409

25.2M→FINISH

25.2 - 26.2 mi

Top 54%
Γ—2
+22ft-21ft

Overall

15572

Females

5707

F40-44

5707

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2450
Passed By
1080
Net Change
+1370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#14536
5K β†’ 10K418196+222#14536#14314
10K β†’ 15K48043+437#14314#13877
15K β†’ 20K30055+245#13877#13632
20K β†’ HALF934+89#13632#13543
HALF β†’ 25K20149+152#13543#13391
25K β†’ 30K38038+342#13391#13049
30K β†’ 20M15439+115#13049#12934
20M β†’ 21M12352+71#12934#12863
21M β†’ 35K4650-4#12863#12867
35K β†’ 23M91113-22#12867#12889
23M β†’ 24M44131-87#12889#12976
24M β†’ 40K51128-77#12976#13053
40K β†’ 25.2M2440-16#13053#13069
25.2M β†’ FINISH45142-97#13069#13166
TOTALS24501080+1370

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πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing