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BOSTON MARATHON 2025

Sandeep Chakravarthy

Bib: 26677•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:47
Rank: #23426
Start → 5K
9:16/mi
28:47 split
10K· 6.21 mi
56:12
Rank: #22593 (+833)
5K → 10K
8:49/mi
27:25 split
15K· 9.32 mi
1:23:34
Rank: #22142 (+451)
10K → 15K
8:49/mi
27:22 split
20K· 12.43 mi
1:51:00
Rank: #21613 (+529)
15K → 20K
8:50/mi
27:26 split
Half· 13.11 mi
1:57:02
Rank: #21595 (+18)
20K → Half
8:51/mi
6:02 split
25K· 15.53 mi
2:18:45
Rank: #21261 (+334)
Half → 25K
8:57/mi
21:43 split
30K· 18.64 mi
2:47:10
Rank: #20717 (+544)
25K → 30K
9:09/mi
28:25 split
20M
2:59:44
Rank: #20488 (+229)
30K → 20M
9:15/mi
12:34 split
21M
3:09:20
Rank: #20273 (+215)
20M → 21M
9:36/mi
9:36 split
35K· 21.75 mi
3:15:48
Rank: #20145 (+128)
21M → 35K
8:39/mi
6:28 split
23M
3:27:45
Rank: #20079 (+66)
35K → 23M
9:33/mi
11:57 split
24M
3:37:10
Rank: #20051 (+28)
23M → 24M
9:25/mi
9:25 split
40K· 24.85 mi
3:45:47
Rank: #20089 (-38)
24M → 40K
10:05/mi
8:37 split
25.2M
3:49:50
Rank: #20163 (-74)
40K → 25.2M
11:45/mi
4:03 split
Finish· 26.22 mi
4:00:14
Rank: #20384 (-221)
25.2M → Finish
10:12/mi
10:24 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:02
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:03:12
Pace9:24 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5228:479:1628:47
9:16
-
10K
6.21 mi12:13:1756:129:0327:25
8:49
-0:27
15K
9.32 mi12:40:391:23:348:5827:22
8:49
0:00
20K
12.43 mi13:08:051:51:008:5627:26
8:50
+0:01
Half
13.11 mi13:14:071:57:028:566:02
8:51
+0:01
25K
15.53 mi13:35:502:18:458:5621:43
8:57
+0:06
30K
18.64 mi14:04:152:47:108:5828:25
9:09
+0:12
20M
20.00 mi14:16:492:59:448:5912:34
9:15
+0:06
21M
21.00 mi14:26:253:09:209:019:36
9:36
+0:21
35K
21.75 mi14:32:533:15:489:006:28
8:39
-0:57
23M
23.00 mi14:44:503:27:459:0211:57
9:33
+0:54
24M
24.00 mi14:54:153:37:109:039:25
9:25
-0:08
40K
24.85 mi15:02:523:45:479:058:37
10:05
+0:40
25.2M
25.20 mi15:06:553:49:509:074:03
11:45
+1:40
Finish
26.22 mi15:17:194:00:149:1010:24
10:12
-1:33

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

8:39 /mi

Average Pace

9:10 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:43

39% of race

Time at Steady Pace

2:02:27

51% of race

Time at Slower Pace

23:04

10% of race

Average Pace: 9:10 /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 mi11:45:5228:479:1628:47
9:16
#23426
10K
6.21 mi12:13:1756:129:0327:25
8:49
#22593
15K
9.32 mi12:40:391:23:348:5827:22
8:49
#22142
20K
12.43 mi13:08:051:51:008:5627:26
8:50
#21613
Half
13.11 mi13:14:071:57:028:566:02
8:51
#21595
25K
15.53 mi13:35:502:18:458:5621:43
8:57
#21261
30K
18.64 mi14:04:152:47:108:5828:25
9:09
#20717
20M
20.00 mi14:16:492:59:448:5912:34
9:15
#20488
21M
21.00 mi14:26:253:09:209:019:36
9:36
#20273
35K
21.75 mi14:32:533:15:489:006:28
8:39
#20145
23M
23.00 mi14:44:503:27:459:0211:57
9:33
#20079
24M
24.00 mi14:54:153:37:109:039:25
9:25
#20051
40K
24.85 mi15:02:523:45:479:058:37
10:05
#20089
25.2M
25.20 mi15:06:553:49:509:074:03
11:45
#20163
Finish
26.22 mi15:17:194:00:149:1010:24
10:12
#20384
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23426139601396021055(Top 74%)12962(Top 80%)12962(Top 230%)
10K6.21 mi3.10 mi22593+83313596+36413596+36421509(Top 76%)13136(Top 82%)13136(Top 233%)
15K9.32 mi3.11 mi22142+45113410+18613410+18621055(Top 74%)12962(Top 80%)12962(Top 230%)
20K12.43 mi3.11 mi21613+52913167+24313167+24320095(Top 71%)12508(Top 78%)12508(Top 222%)
Half13.11 mi0.68 mi21595+1813158+913158+921088(Top 74%)12938(Top 80%)12938(Top 229%)
25K15.53 mi2.42 mi21261+33413014+14413014+14419708(Top 69%)12285(Top 76%)12285(Top 218%)
30K18.64 mi3.11 mi20717+54412725+28912725+28918384(Top 65%)11564(Top 72%)11564(Top 205%)
20M20.00 mi1.36 mi20488+22912608+11712608+11718022(Top 63%)11251(Top 70%)11251(Top 199%)
21M21.00 mi1.00 mi20273+21512485+12312485+12316546(Top 58%)10505(Top 65%)10505(Top 186%)
35K21.75 mi0.75 mi20145+12812416+6912416+6916328(Top 57%)10337(Top 64%)10337(Top 183%)
23M23.00 mi1.25 mi20079+6612358+5812358+5818879(Top 66%)11386(Top 71%)11386(Top 202%)
24M24.00 mi1.00 mi20051+2812330+2812330+2819297(Top 68%)11551(Top 72%)11551(Top 205%)
40K24.85 mi0.85 mi20089-3812327+312327+320697(Top 73%)12137(Top 75%)12137(Top 215%)
25.2M25.20 mi0.35 mi20163-7412354-2712354-2722638(Top 80%)13093(Top 81%)13093(Top 232%)
Finish26.22 mi1.02 mi20384-22112450-9612450-9623527(Top 83%)13525(Top 84%)13525(Top 240%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21055

Males

12962

M18-39

12962

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21509

Males

13136

M18-39

13136

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21055

Males

12962

M18-39

12962

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20095

Males

12508

M18-39

12508

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

21088

Males

12938

M18-39

12938

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19708

Males

12285

M18-39

12285

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

18384

Males

11564

M18-39

11564

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

18022

Males

11251

M18-39

11251

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

16546

Males

10505

M18-39

10505

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

16328

Males

10337

M18-39

10337

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

18879

Males

11386

M18-39

11386

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19297

Males

11551

M18-39

11551

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20697

Males

12137

M18-39

12137

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22638

Males

13093

M18-39

13093

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23527

Males

13525

M18-39

13525

Passing Analysis

Category:
Athletes Passed
3670
Passed By
628
Net Change
+3042
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23426
5K → 10K84916+833#23426#22593
10K → 15K48534+451#22593#22142
15K → 20K54516+529#22142#21613
20K → Half3416+18#21613#21595
Half → 25K35218+334#21595#21261
25K → 30K5528+544#21261#20717
30K → 20M23910+229#20717#20488
20M → 21M22510+215#20488#20273
21M → 35K1335+128#20273#20145
35K → 23M10943+66#20145#20079
23M → 24M7951+28#20079#20051
24M → 40K4482-38#20051#20089
40K → 25.2M1286-74#20089#20163
25.2M → Finish12233-221#20163#20384
TOTALS3670628+3042
📊

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