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BOSTON MARATHON 2025

Janjira Budsingkorn

Bib: 29156•F

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

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
8:50/mi
27:28
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:52
↑ 79↓ 1380.4%
15K· 9.32 mi
8:58/mi
1:22:43
↑ 67↓ 78
20K· 12.43 mi
9:24/mi
1:51:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:45/mi
1:57:52
↑ 19↓ 370.5%
25K· 15.53 mi
9:03/mi
2:19:49
↑ 66↓ 880.2%
30K· 18.64 mi
9:45/mi
2:50:06
↑ 181↓ 1480.2%
20M
9:35/mi
3:03:07
↑ 64↓ 500.2%
21M
10:37/mi
3:13:44
↑ 106↓ 241.6%
35K· 21.75 mi
9:16/mi
3:20:40
↑ 17↓ 861.7%
23M
9:21/mi
3:32:23
↑ 23↓ 630.6%
24M
9:06/mi
3:41:29
↓ 821.3%
40K· 24.85 mi
9:30/mi
3:49:36
↓ 200.3%
25.2M
10:50/mi
3:53:20
↑ 13↓ 160.2%
Finish· 26.22 mi
8:57/mi
4:02:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:52
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:04:35
Pace9:30 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:5027:288:5027:28
8:50
-
10K
6.21 mi12:16:1454:528:5027:24
8:49
-0:01
15K
9.32 mi12:44:051:22:438:5227:51
8:58
+0:09
20K
12.43 mi13:13:161:51:549:0029:11
9:24
+0:26
Half
13.11 mi13:19:141:57:528:595:58
8:45
-0:39
25K
15.53 mi13:41:112:19:499:0021:57
9:03
+0:18
30K
18.64 mi14:11:282:50:069:0730:17
9:45
+0:42
20M
20.00 mi14:24:293:03:079:0913:01
9:35
-0:10
21M
21.00 mi14:35:063:13:449:1410:37
10:37
+1:02
35K
21.75 mi14:42:023:20:409:146:56
9:16
-1:21
23M
23.00 mi14:53:453:32:239:1411:43
9:21
+0:05
24M
24.00 mi15:02:513:41:299:149:06
9:06
-0:15
40K
24.85 mi15:10:583:49:369:148:07
9:30
+0:24
25.2M
25.20 mi15:14:423:53:209:163:44
10:50
+1:20
Finish
26.22 mi15:23:494:02:279:159:07
8:57
-1:53

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

8:45 /mi

Average Pace

9:15 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:09:57

29% of race

Time at Steady Pace

1:54:51

47% of race

Time at Slower Pace

57:39

24% of race

Average Pace: 9:15 /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 mi11:48:5027:288:5027:28
8:50
#21712
10K
6.21 mi12:16:1454:528:5027:24
8:49
#21606
15K
9.32 mi12:44:051:22:438:5227:51
8:58
#21681
20K
12.43 mi13:13:161:51:549:0029:11
9:24
#21959
Half
13.11 mi13:19:141:57:528:595:58
8:45
#21874
25K
15.53 mi13:41:112:19:499:0021:57
9:03
#21551
30K
18.64 mi14:11:282:50:069:0730:17
9:45
#21429
20M
20.00 mi14:24:293:03:079:0913:01
9:35
#21271
21M
21.00 mi14:35:063:13:449:1410:37
10:37
#21234
35K
21.75 mi14:42:023:20:409:146:56
9:16
#21148
23M
23.00 mi14:53:453:32:239:1411:43
9:21
#20968
24M
24.00 mi15:02:513:41:299:149:06
9:06
#20860
40K
24.85 mi15:10:583:49:369:148:07
9:30
#20766
25.2M
25.20 mi15:14:423:53:209:163:44
10:50
#20756
Finish
26.22 mi15:23:494:02:279:159:07
8:57
#20698
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi217128465846521872(Top 77%)8472(Top 69%)8472(Top 493%)
10K6.21 mi3.10 mi21606+1068392+738392+7321500(Top 76%)8310(Top 68%)8310(Top 484%)
15K9.32 mi3.11 mi21681-758420-288420-2821872(Top 77%)8472(Top 69%)8472(Top 493%)
20K12.43 mi3.11 mi21959-2788579-1598579-15922561(Top 79%)8894(Top 73%)8894(Top 518%)
Half13.11 mi0.68 mi21874+858531+488531+4820682(Top 73%)7867(Top 64%)7867(Top 458%)
25K15.53 mi2.42 mi21551+3238353+1788353+17820160(Top 71%)7627(Top 62%)7627(Top 444%)
30K18.64 mi3.11 mi21429+1228321+328321+3220834(Top 73%)8138(Top 67%)8138(Top 474%)
20M20.00 mi1.36 mi21271+1588256+658256+6519547(Top 69%)7556(Top 62%)7556(Top 440%)
21M21.00 mi1.00 mi21234+378248+88248+820364(Top 72%)8110(Top 66%)8110(Top 472%)
35K21.75 mi0.75 mi21148+868217+318217+3119481(Top 69%)7713(Top 63%)7713(Top 449%)
23M23.00 mi1.25 mi20968+1808141+768141+7618078(Top 64%)7027(Top 57%)7027(Top 409%)
24M24.00 mi1.00 mi20860+1088103+388103+3817929(Top 63%)7006(Top 57%)7006(Top 408%)
40K24.85 mi0.85 mi20766+948068+358068+3518709(Top 66%)7485(Top 61%)7485(Top 436%)
25.2M25.20 mi0.35 mi20756+108078-108078-1020152(Top 71%)8242(Top 67%)8242(Top 480%)
Finish26.22 mi1.02 mi20698+588052+268052+2618792(Top 66%)7488(Top 61%)7488(Top 436%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21872

Females

8472

F40-44

8472

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21500

Females

8310

F40-44

8310

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21872

Females

8472

F40-44

8472

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22561

Females

8894

F40-44

8894

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20682

Females

7867

F40-44

7867

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20160

Females

7627

F40-44

7627

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20834

Females

8138

F40-44

8138

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19547

Females

7556

F40-44

7556

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20364

Females

8110

F40-44

8110

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

19481

Females

7713

F40-44

7713

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18078

Females

7027

F40-44

7027

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

17929

Females

7006

F40-44

7006

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18709

Females

7485

F40-44

7485

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20152

Females

8242

F40-44

8242

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

18792

Females

7488

F40-44

7488

Passing Analysis

Category:
Athletes Passed
2201
Passed By
1187
Net Change
+1014
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21712
5K → 10K322216+106#21712#21606
10K → 15K181256-75#21606#21681
15K → 20K118396-278#21681#21959
20K → Half905+85#21959#21874
Half → 25K33815+323#21874#21551
25K → 30K254132+122#21551#21429
30K → 20M17618+158#21429#21271
20M → 21M10265+37#21271#21234
21M → 35K9913+86#21234#21148
35K → 23M19212+180#21148#20968
23M → 24M12214+108#20968#20860
24M → 40K1039+94#20860#20766
40K → 25.2M3323+10#20766#20756
25.2M → Finish7113+58#20756#20698
TOTALS22011187+1014
📊

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