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BOSTON MARATHON 2025

Andrei Kiselev

Bib: 6348•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Masters (Masters Men)
#0 / 10463
Top 19%
Division (M50-54)
#0 / 1996
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:26
Rank: #4391
Start → 5K
20:26 | 6:35/mi
10K· 6.21 mi
40:59
Rank: #4466 (-75)
5K → 10K
20:33 | 6:37/mi
15K· 9.32 mi
1:01:36
Rank: #4464 (+2)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:22:43
Rank: #4596 (-132)
15K → 20K
21:07 | 6:48/mi
Half· 13.11 mi
1:27:21
Rank: #4667 (-71)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:44:17
Rank: #4920 (-253)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:07:09
Rank: #5340 (-420)
25K → 30K
22:52 | 7:22/mi
20M
2:17:20
Rank: #5507 (-167)
30K → 20M
10:11 | 7:30/mi
21M
2:25:28
Rank: #5619 (-112)
20M → 21M
8:08 | 8:08/mi
35K· 21.75 mi
2:30:59
Rank: #5658 (-39)
21M → 35K
5:31 | 7:22/mi
23M
2:40:32
Rank: #5674 (-16)
35K → 23M
9:33 | 7:38/mi
24M
2:48:24
Rank: #5792 (-118)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
2:54:57
Rank: #5810 (-18)
24M → 40K
6:33 | 7:40/mi
25.2M
2:58:17
Rank: #5918 (-108)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:05:47
Rank: #5926 (-8)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:21
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:38:26
Pace7:31 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3920:266:3520:26
6:35
-
10K
6.21 mi10:45:1240:596:3620:33
6:37
+0:02
15K
9.32 mi11:05:491:01:366:3720:37
6:38
+0:01
20K
12.43 mi11:26:561:22:436:3921:07
6:48
+0:10
Half
13.11 mi11:31:341:27:216:404:38
6:47
-0:01
25K
15.53 mi11:48:301:44:176:4316:56
6:59
+0:12
30K
18.64 mi12:11:222:07:096:4922:52
7:22
+0:23
20M
20.00 mi12:21:332:17:206:5210:11
7:30
+0:08
21M
21.00 mi12:29:412:25:286:568:08
8:08
+0:38
35K
21.75 mi12:35:122:30:596:575:31
7:22
-0:46
23M
23.00 mi12:44:452:40:326:599:33
7:38
+0:16
24M
24.00 mi12:52:372:48:247:017:52
7:52
+0:14
40K
24.85 mi12:59:102:54:577:026:33
7:40
-0:12
25.2M
25.20 mi13:02:302:58:177:043:20
9:40
+2:00
Finish
26.22 mi13:10:003:05:477:057:30
7:22
-2:18

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

6:35 /mi

Average Pace

7:05 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:17

56% of race

Time at Steady Pace

1:02:10

33% of race

Time at Slower Pace

19:20

10% of race

Average Pace: 7:05 /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 mi10:24:3920:266:3520:26
6:35
#4391
10K
6.21 mi10:45:1240:596:3620:33
6:37
#4466
15K
9.32 mi11:05:491:01:366:3720:37
6:38
#4464
20K
12.43 mi11:26:561:22:436:3921:07
6:48
#4596
Half
13.11 mi11:31:341:27:216:404:38
6:47
#4667
25K
15.53 mi11:48:301:44:176:4316:56
6:59
#4920
30K
18.64 mi12:11:222:07:096:4922:52
7:22
#5340
20M
20.00 mi12:21:332:17:206:5210:11
7:30
#5507
21M
21.00 mi12:29:412:25:286:568:08
8:08
#5619
35K
21.75 mi12:35:122:30:596:575:31
7:22
#5658
23M
23.00 mi12:44:452:40:326:599:33
7:38
#5674
24M
24.00 mi12:52:372:48:247:017:52
7:52
#5792
40K
24.85 mi12:59:102:54:577:026:33
7:40
#5810
25.2M
25.20 mi13:02:302:58:177:043:20
9:40
#5918
Finish
26.22 mi13:10:003:05:477:057:30
7:22
#5926
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4391412841284538(Top 16%)4249(Top 26%)4249(Top 213%)
10K6.21 mi3.10 mi4466-754199-714199-714583(Top 16%)4293(Top 27%)4293(Top 215%)
15K9.32 mi3.11 mi4464+24197+24197+24538(Top 16%)4249(Top 26%)4249(Top 213%)
20K12.43 mi3.11 mi4596-1324299-1024299-1025259(Top 19%)4834(Top 30%)4834(Top 242%)
Half13.11 mi0.68 mi4667-714360-614360-616025(Top 21%)5446(Top 34%)5446(Top 273%)
25K15.53 mi2.42 mi4920-2534572-2124572-2126205(Top 22%)5545(Top 34%)5545(Top 278%)
30K18.64 mi3.11 mi5340-4204902-3304902-3306797(Top 24%)5841(Top 36%)5841(Top 293%)
20M20.00 mi1.36 mi5507-1675036-1345036-1346926(Top 24%)5779(Top 36%)5779(Top 290%)
21M21.00 mi1.00 mi5619-1125118-825118-828114(Top 29%)6307(Top 39%)6307(Top 316%)
35K21.75 mi0.75 mi5658-395143-255143-257654(Top 27%)6071(Top 38%)6071(Top 304%)
23M23.00 mi1.25 mi5674-165127+165127+167391(Top 26%)5794(Top 36%)5794(Top 290%)
24M24.00 mi1.00 mi5792-1185204-775204-7710269(Top 36%)7289(Top 45%)7289(Top 365%)
40K24.85 mi0.85 mi5810-185201+35201+37786(Top 27%)5861(Top 36%)5861(Top 294%)
25.2M25.20 mi0.35 mi5918-1085277-765277-7615332(Top 54%)9527(Top 59%)9527(Top 477%)
Finish26.22 mi1.02 mi5926-85264+135264+138147(Top 29%)5980(Top 37%)5980(Top 300%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4538

Males

4249

M50-54

4249

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4583

Males

4293

M50-54

4293

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4538

Males

4249

M50-54

4249

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5259

Males

4834

M50-54

4834

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

6025

Males

5446

M50-54

5446

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6205

Males

5545

M50-54

5545

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6797

Males

5841

M50-54

5841

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6926

Males

5779

M50-54

5779

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8114

Males

6307

M50-54

6307

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7654

Males

6071

M50-54

6071

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7391

Males

5794

M50-54

5794

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10269

Males

7289

M50-54

7289

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7786

Males

5861

M50-54

5861

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15332

Males

9527

M50-54

9527

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8147

Males

5980

M50-54

5980

Passing Analysis

Category:
Athletes Passed
736
Passed By
2271
Net Change
-1535
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4391
5K → 10K112187-75#4391#4466
10K → 15K9896+2#4466#4464
15K → 20K77209-132#4464#4596
20K → Half576-71#4596#4667
Half → 25K52305-253#4667#4920
25K → 30K79499-420#4920#5340
30K → 20M41208-167#5340#5507
20M → 21M31143-112#5507#5619
21M → 35K2564-39#5619#5658
35K → 23M7692-16#5658#5674
23M → 24M33151-118#5674#5792
24M → 40K4462-18#5792#5810
40K → 25.2M6114-108#5810#5918
25.2M → Finish5765-8#5918#5926
TOTALS7362271-1535
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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