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BOSTON MARATHON 2025

Sanjay Kabra

Bib: 31794•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
9:18/mi
28:54
↑ 97↓ 3451.5%
10K· 6.21 mi
9:33/mi
58:34
↑ 79↓ 1380.4%
15K· 9.32 mi
9:43/mi
1:28:44
↑ 67↓ 78
20K· 12.43 mi
10:04/mi
2:00:01
↑ 106↓ 860.1%
Half· 13.11 mi
9:54/mi
2:06:46
↑ 19↓ 370.5%
25K· 15.53 mi
10:35/mi
2:32:26
↑ 66↓ 880.2%
30K· 18.64 mi
11:32/mi
3:08:15
↑ 181↓ 1480.2%
20M
10:47/mi
3:22:54
↑ 64↓ 500.2%
21M
13:10/mi
3:36:04
↑ 106↓ 241.6%
35K· 21.75 mi
10:14/mi
3:43:43
↑ 17↓ 861.7%
23M
11:04/mi
3:57:34
↑ 23↓ 630.6%
24M
10:10/mi
4:07:44
↓ 821.3%
40K· 24.85 mi
10:28/mi
4:16:41
↓ 200.3%
25.2M
11:13/mi
4:20:33
↑ 13↓ 160.2%
Finish· 26.22 mi
9:35/mi
4:30:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:46
Pace9:40 /mi
2nd Half
Distance13.11 mi
Time2:23:33
Pace10:57 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5028:549:1828:54
9:18
-
10K
6.21 mi12:21:3058:349:2629:40
9:33
+0:15
15K
9.32 mi12:51:401:28:449:3130:10
9:43
+0:10
20K
12.43 mi13:22:572:00:019:3931:17
10:04
+0:21
Half
13.11 mi13:29:422:06:469:406:45
9:54
-0:10
25K
15.53 mi13:55:222:32:269:4925:40
10:35
+0:41
30K
18.64 mi14:31:113:08:1510:0635:49
11:32
+0:57
20M
20.00 mi14:45:503:22:5410:0914:39
10:47
-0:45
21M
21.00 mi14:59:003:36:0410:1713:10
13:10
+2:23
35K
21.75 mi15:06:393:43:4310:177:39
10:14
-2:56
23M
23.00 mi15:20:303:57:3410:2013:51
11:04
+0:50
24M
24.00 mi15:30:404:07:4410:1910:10
10:10
-0:54
40K
24.85 mi15:39:374:16:4110:208:57
10:28
+0:18
25.2M
25.20 mi15:43:294:20:3310:203:52
11:13
+0:45
Finish
26.22 mi15:53:154:30:1910:199:46
9:35
-1:38

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

9:18 /mi

Average Pace

10:19 /mi

Slowest Pace

13:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:30

36% of race

Time at Steady Pace

1:30:28

33% of race

Time at Slower Pace

1:21:21

30% of race

Average Pace: 10:19 /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 mi11:51:5028:549:1828:54
9:18
#23558
10K
6.21 mi12:21:3058:349:2629:40
9:33
#23957
15K
9.32 mi12:51:401:28:449:3130:10
9:43
#24094
20K
12.43 mi13:22:572:00:019:3931:17
10:04
#24181
Half
13.11 mi13:29:422:06:469:406:45
9:54
#24216
25K
15.53 mi13:55:222:32:269:4925:40
10:35
#24281
30K
18.64 mi14:31:113:08:1510:0635:49
11:32
#24443
20M
20.00 mi14:45:503:22:5410:0914:39
10:47
#24357
21M
21.00 mi14:59:003:36:0410:1713:10
13:10
#24432
35K
21.75 mi15:06:393:43:4310:177:39
10:14
#24376
23M
23.00 mi15:20:303:57:3410:2013:51
11:04
#24312
24M
24.00 mi15:30:404:07:4410:1910:10
10:10
#24221
40K
24.85 mi15:39:374:16:4110:208:57
10:28
#24146
25.2M
25.20 mi15:43:294:20:3310:203:52
11:13
#24114
Finish
26.22 mi15:53:154:30:1910:199:46
9:35
#24051
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi23558140301403024311(Top 86%)14400(Top 89%)14400(Top 721%)
10K6.21 mi3.10 mi23957-39914232-20214232-20224233(Top 85%)14345(Top 89%)14345(Top 719%)
15K9.32 mi3.11 mi24094-13714305-7314305-7324311(Top 86%)14400(Top 89%)14400(Top 721%)
20K12.43 mi3.11 mi24181-8714324-1914324-1924382(Top 86%)14394(Top 89%)14394(Top 721%)
Half13.11 mi0.68 mi24216-3514334-1014334-1024589(Top 87%)14477(Top 90%)14477(Top 725%)
25K15.53 mi2.42 mi24281-6514350-1614350-1624525(Top 86%)14429(Top 90%)14429(Top 723%)
30K18.64 mi3.11 mi24443-16214413-6314413-6324884(Top 88%)14477(Top 90%)14477(Top 725%)
20M20.00 mi1.36 mi24357+8614354+5914354+5923134(Top 81%)13591(Top 84%)13591(Top 681%)
21M21.00 mi1.00 mi24432-7514376-2214376-2225269(Top 89%)14499(Top 90%)14499(Top 726%)
35K21.75 mi0.75 mi24376+5614336+4014336+4022500(Top 79%)13159(Top 82%)13159(Top 659%)
23M23.00 mi1.25 mi24312+6414295+4114295+4123377(Top 82%)13524(Top 84%)13524(Top 678%)
24M24.00 mi1.00 mi24221+9114236+5914236+5921844(Top 77%)12732(Top 79%)12732(Top 638%)
40K24.85 mi0.85 mi24146+7514180+5614180+5621831(Top 77%)12672(Top 79%)12672(Top 635%)
25.2M25.20 mi0.35 mi24114+3214158+2214158+2221268(Top 75%)12430(Top 77%)12430(Top 623%)
Finish26.22 mi1.02 mi24051+6314123+3514123+3521487(Top 76%)12534(Top 78%)12534(Top 628%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24311

Males

14400

M50-54

14400

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

24233

Males

14345

M50-54

14345

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24311

Males

14400

M50-54

14400

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24382

Males

14394

M50-54

14394

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

24589

Males

14477

M50-54

14477

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24525

Males

14429

M50-54

14429

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

24884

Males

14477

M50-54

14477

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

23134

Males

13591

M50-54

13591

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25269

Males

14499

M50-54

14499

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22500

Males

13159

M50-54

13159

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23377

Males

13524

M50-54

13524

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21844

Males

12732

M50-54

12732

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21831

Males

12672

M50-54

12672

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21268

Males

12430

M50-54

12430

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

21487

Males

12534

M50-54

12534

Passing Analysis

Category:
Athletes Passed
1095
Passed By
1588
Net Change
-493
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23558
5K → 10K102501-399#23558#23957
10K → 15K91228-137#23957#24094
15K → 20K114201-87#24094#24181
20K → Half1348-35#24181#24216
Half → 25K96161-65#24216#24281
25K → 30K80242-162#24281#24443
30K → 20M11327+86#24443#24357
20M → 21M37112-75#24357#24432
21M → 35K6913+56#24432#24376
35K → 23M8824+64#24376#24312
23M → 24M998+91#24312#24221
24M → 40K827+75#24221#24146
40K → 25.2M397+32#24146#24114
25.2M → Finish729+63#24114#24051
TOTALS10951588-493
📊

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