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BOSTON MARATHON 2025

Andrew Dinsky

Bib: 27893•M

CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:41
Rank: #24419
Start → 5K
9:33/mi
29:41 split
10K· 6.21 mi
58:30
Rank: #23934 (+485)
5K → 10K
9:17/mi
28:49 split
15K· 9.32 mi
1:26:51
Rank: #23504 (+430)
10K → 15K
9:07/mi
28:21 split
20K· 12.43 mi
1:56:02
Rank: #23244 (+260)
15K → 20K
9:24/mi
29:11 split
Half· 13.11 mi
2:02:20
Rank: #23222 (+22)
20K → Half
9:14/mi
6:18 split
25K· 15.53 mi
2:27:03
Rank: #23308 (-86)
Half → 25K
10:12/mi
24:43 split
30K· 18.64 mi
3:00:53
Rank: #23413 (-105)
25K → 30K
10:53/mi
33:50 split
20M
3:16:15
Rank: #23471 (-58)
30K → 20M
11:18/mi
15:22 split
21M
3:28:18
Rank: #23494 (-23)
20M → 21M
12:03/mi
12:03 split
35K· 21.75 mi
3:37:03
Rank: #23600 (-106)
21M → 35K
11:42/mi
8:45 split
23M
3:51:16
Rank: #23630 (-30)
35K → 23M
11:21/mi
14:13 split
24M
4:02:23
Rank: #23666 (-36)
23M → 24M
11:07/mi
11:07 split
40K· 24.85 mi
4:12:32
Rank: #23721 (-55)
24M → 40K
11:52/mi
10:09 split
25.2M
4:16:31
Rank: #23709 (+12)
40K → 25.2M
11:33/mi
3:59 split
Finish· 26.22 mi
4:26:35
Rank: #23657 (+52)
25.2M → Finish
9:53/mi
10:04 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:20
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:24:15
Pace11:00 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1029:419:3329:41
9:33
-
10K
6.21 mi12:15:5958:309:2528:49
9:17
-0:16
15K
9.32 mi12:44:201:26:519:1928:21
9:07
-0:10
20K
12.43 mi13:13:311:56:029:2029:11
9:24
+0:17
Half
13.11 mi13:19:492:02:209:206:18
9:14
-0:10
25K
15.53 mi13:44:322:27:039:2824:43
10:12
+0:58
30K
18.64 mi14:18:223:00:539:4233:50
10:53
+0:41
20M
20.00 mi14:33:443:16:159:4915:22
11:18
+0:25
21M
21.00 mi14:45:473:28:189:5512:03
12:03
+0:45
35K
21.75 mi14:54:323:37:039:598:45
11:42
-0:21
23M
23.00 mi15:08:453:51:1610:0314:13
11:21
-0:21
24M
24.00 mi15:19:524:02:2310:0611:07
11:07
-0:14
40K
24.85 mi15:30:014:12:3210:1010:09
11:52
+0:45
25.2M
25.20 mi15:34:004:16:3110:113:59
11:33
-0:19
Finish
26.22 mi15:44:044:26:3510:1010:04
9:53
-1:40

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

9:07 /mi

Average Pace

10:10 /mi

Slowest Pace

12:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:07

59% of race

Time at Steady Pace

1:14:32

28% of race

Time at Slower Pace

34:56

13% of race

Average Pace: 10:10 /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 mi11:47:1029:419:3329:41
9:33
#24419
10K
6.21 mi12:15:5958:309:2528:49
9:17
#23934
15K
9.32 mi12:44:201:26:519:1928:21
9:07
#23504
20K
12.43 mi13:13:311:56:029:2029:11
9:24
#23244
Half
13.11 mi13:19:492:02:209:206:18
9:14
#23222
25K
15.53 mi13:44:322:27:039:2824:43
10:12
#23308
30K
18.64 mi14:18:223:00:539:4233:50
10:53
#23413
20M
20.00 mi14:33:443:16:159:4915:22
11:18
#23471
21M
21.00 mi14:45:473:28:189:5512:03
12:03
#23494
35K
21.75 mi14:54:323:37:039:598:45
11:42
#23600
23M
23.00 mi15:08:453:51:1610:0314:13
11:21
#23630
24M
24.00 mi15:19:524:02:2310:0611:07
11:07
#23666
40K
24.85 mi15:30:014:12:3210:1010:09
11:52
#23721
25.2M
25.20 mi15:34:004:16:3110:113:59
11:33
#23709
Finish
26.22 mi15:44:044:26:3510:1010:04
9:53
#23657
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24419144401444022557(Top 79%)13632(Top 85%)13632(Top 571%)
10K6.21 mi3.10 mi23934+48514220+22014220+22023440(Top 83%)13998(Top 87%)13998(Top 587%)
15K9.32 mi3.11 mi23504+43014027+19314027+19322557(Top 79%)13632(Top 85%)13632(Top 571%)
20K12.43 mi3.11 mi23244+26013924+10313924+10322557(Top 79%)13606(Top 84%)13606(Top 570%)
Half13.11 mi0.68 mi23222+2213916+813916+822724(Top 80%)13671(Top 85%)13671(Top 573%)
25K15.53 mi2.42 mi23308-8613945-2913945-2923708(Top 83%)14054(Top 87%)14054(Top 589%)
30K18.64 mi3.11 mi23413-10513942+313942+323793(Top 84%)13975(Top 87%)13975(Top 586%)
20M20.00 mi1.36 mi23471-5813954-1213954-1224195(Top 85%)14072(Top 87%)14072(Top 590%)
21M21.00 mi1.00 mi23494-2313937+1713937+1723682(Top 83%)13764(Top 85%)13764(Top 577%)
35K21.75 mi0.75 mi23600-10613976-3913976-3925401(Top 89%)14536(Top 90%)14536(Top 609%)
23M23.00 mi1.25 mi23630-3013975+113975+123994(Top 84%)13840(Top 86%)13840(Top 580%)
24M24.00 mi1.00 mi23666-3613970+513970+524220(Top 85%)13930(Top 86%)13930(Top 584%)
40K24.85 mi0.85 mi23721-5513982-1213982-1224715(Top 87%)14119(Top 88%)14119(Top 592%)
25.2M25.20 mi0.35 mi23709+1213971+1113971+1122176(Top 78%)12881(Top 80%)12881(Top 540%)
Finish26.22 mi1.02 mi23657+5213927+4413927+4422555(Top 79%)13059(Top 81%)13059(Top 547%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

22557

Males

13632

M45-49

13632

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23440

Males

13998

M45-49

13998

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

22557

Males

13632

M45-49

13632

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22557

Males

13606

M45-49

13606

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

22724

Males

13671

M45-49

13671

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23708

Males

14054

M45-49

14054

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23793

Males

13975

M45-49

13975

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24195

Males

14072

M45-49

14072

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

23682

Males

13764

M45-49

13764

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

25401

Males

14536

M45-49

14536

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

23994

Males

13840

M45-49

13840

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24220

Males

13930

M45-49

13930

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24715

Males

14119

M45-49

14119

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22176

Males

12881

M45-49

12881

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22555

Males

13059

M45-49

13059

Passing Analysis

Category:
Athletes Passed
1924
Passed By
1162
Net Change
+762
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24419
5K → 10K56075+485#24419#23934
10K → 15K44919+430#23934#23504
15K → 20K29838+260#23504#23244
20K → Half4119+22#23244#23222
Half → 25K98184-86#23222#23308
25K → 30K127232-105#23308#23413
30K → 20M52110-58#23413#23471
20M → 21M7093-23#23471#23494
21M → 35K19125-106#23494#23600
35K → 23M5888-30#23600#23630
23M → 24M3470-36#23630#23666
24M → 40K2984-55#23666#23721
40K → 25.2M208+12#23721#23709
25.2M → Finish6917+52#23709#23657
TOTALS19241162+762
📊

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