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BOSTON MARATHON 2025

Aleksandr Kuleshov

Bib: 543 M EE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 1%
Gender (Male)
#0 / 16105
Top 2%
Masters (Masters Men)
#0 / 10463
Top 0.3%
Division (M45-49)
#0 / 2386
Top 0.3%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
5:42/mi
17:43
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
5:42/mi
35:25
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
5:44/mi
53:15
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
5:51/mi
1:11:27
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
5:49/mi
1:15:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
5:52/mi
1:29:39
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
5:55/mi
1:48:03
↑ 181↓ 1480.2%
138 ft elev
20M
5:51/mi
1:56:00
↑ 64↓ 500.2%
148 ft elev
21M
6:09/mi
2:02:09
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
5:33/mi
2:06:18
↑ 17↓ 861.7%
156 ft elev
23M
5:51/mi
2:13:38
↑ 23↓ 630.6%
116 ft elev
24M
5:42/mi
2:19:20
↓ 821.3%
34 ft elev
40K· 24.85 mi
5:57/mi
2:24:25
↓ 200.3%
20 ft elev
25.2M
6:31/mi
2:26:40
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
5:50/mi
2:32:37
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:15:255:45 /mi⚡ faster
2nd Half
1:17:125:53 /mi+2.4%
Positive split — 2.4% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
17:435:423.11 mi17:43
5:42
-
10K
35:255:423.10 mi17:42
5:42
0:00
15K
53:155:433.11 mi17:50
5:44
+0:02
20K
1:11:275:453.11 mi18:12
5:51
+0:07
Half(13.11 mi)
1:15:255:450.68 mi3:58
5:49
-0:02
25K
1:29:395:462.42 mi14:14
5:52
+0:03
30K
1:48:035:483.11 mi18:24
5:55
+0:03
20M
1:56:005:481.36 mi7:57
5:51
-0:04
21M
2:02:095:491.00 mi6:09
6:09
+0:18
35K
2:06:185:480.75 mi4:09
5:33
-0:36
23M
2:13:385:491.25 mi7:20
5:51
+0:18
24M
2:19:205:481.00 mi5:42
5:42
-0:09
40K
2:24:255:490.85 mi5:05
5:57
+0:15
25.2M
2:26:405:490.35 mi2:15
6:31
+0:34
Finish(26.22 mi)
2:32:375:501.02 mi5:57
5:50
-0:41
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:33 /mi

Average Pace

5:50 /mi

Slowest Pace

6:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:24:13

94% of race

Time at Steady Pace

8:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:49 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi429391391436404404
10K3.10 mi438-9401-10401-10441405405
15K3.11 mi426+12391+10391+10436404404
20K3.11 mi452-26416-25416-25528487487
Half(13.11 mi)0.68 mi457-5421-5421-5589550550
25K2.42 mi461-4425-4425-4509474474
30K3.11 mi432+29397+28397+28387358358
20M1.36 mi407+25374+23374+23225206206
21M1.00 mi384+23354+20354+20224207207
35K0.75 mi369+15339+15339+15142128128
23M1.25 mi345+24318+21318+21209193193
24M1.00 mi317+28290+28290+28190174174
40K0.85 mi302+15276+14276+14330304304
25.2M0.35 mi304-2278-2278-2461426426
Finish(26.22 mi)1.02 mi302+2276+2276+2562526526

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

436

Males

404

M45-49

404

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

441

Males

405

M45-49

405

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

436

Males

404

M45-49

404

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

528

Males

487

M45-49

487

20K→Half

12.4 - 13.1 mi

Top 2%
×2story building
+19ft-37ft

Overall

589

Males

550

M45-49

550

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

509

Males

474

M45-49

474

25K→30K

15.5 - 18.6 mi

Top 1%
×9story building
+181ft-148ft

Overall

387

Males

358

M45-49

358

30K→20M

18.6 - 20.0 mi

Top 0.8%
×5story building
+64ft-50ft

Overall

225

Males

206

M45-49

206

20M→21M

20.0 - 21.0 mi

Top 0.8%
×8story building
+106ft-24ft

Overall

224

Males

207

M45-49

207

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7story building
+17ft-86ft

Overall

142

Males

128

M45-49

128

35K→23M

21.8 - 23.0 mi

Top 0.7%
×5story building
+23ft-63ft

Overall

209

Males

193

M45-49

193

23M→24M

23.0 - 24.0 mi

Top 0.7%
×6story building
+12ft-82ft

Overall

190

Males

174

M45-49

174

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

330

Males

304

M45-49

304

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

461

Males

426

M45-49

426

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

562

Males

526

M45-49

526

Passing Analysis

Category:
Passed
246
Passed By
119
Net Change
+127
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#429
5K → 10K1524-9#429#438
10K → 15K3018+12#438#426
15K → 20K733-26#426#452
20K → Half38-5#452#457
Half → 25K1519-4#457#461
25K → 30K334+29#461#432
30K → 20M272+25#432#407
20M → 21M230+23#407#384
21M → 35K161+15#384#369
35K → 23M251+24#369#345
23M → 24M280+28#345#317
24M → 40K172+15#317#302
40K → 25.2M02-2#302#304
25.2M → Finish75+2#304#302
TOTALS246119+127

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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