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BOSTON MARATHON 2025

Pritam Assrani

Bib: 11967•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 27%
Masters (Masters Men)
#0 / 10463
Top 13%
Division (M45-49)
#0 / 2386
Top 17%
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
6:50/mi
21:14
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:25
↑ 79↓ 1380.4%
15K· 9.32 mi
6:51/mi
1:03:43
↑ 67↓ 78
20K· 12.43 mi
6:52/mi
1:25:03
↑ 106↓ 860.1%
Half· 13.11 mi
6:37/mi
1:29:34
↑ 19↓ 370.5%
25K· 15.53 mi
6:46/mi
1:45:59
↑ 66↓ 880.2%
30K· 18.64 mi
6:56/mi
2:07:32
↑ 181↓ 1480.2%
20M
7:00/mi
2:17:03
↑ 64↓ 500.2%
21M
7:24/mi
2:24:27
↑ 106↓ 241.6%
35K· 21.75 mi
6:50/mi
2:29:34
↑ 17↓ 861.7%
23M
7:01/mi
2:38:21
↑ 23↓ 630.6%
24M
6:39/mi
2:45:00
↓ 821.3%
40K· 24.85 mi
6:53/mi
2:50:53
↓ 200.3%
25.2M
7:24/mi
2:53:26
↑ 13↓ 160.2%
Finish· 26.22 mi
6:30/mi
3:00:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:34
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:30:29
Pace6:54 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3421:146:5021:14
6:50
-
10K
6.21 mi11:10:4542:256:5021:11
6:49
-0:01
15K
9.32 mi11:32:031:03:436:5021:18
6:51
+0:02
20K
12.43 mi11:53:231:25:036:5121:20
6:52
+0:01
Half
13.11 mi11:57:541:29:346:504:31
6:37
-0:15
25K
15.53 mi12:14:191:45:596:4916:25
6:46
+0:09
30K
18.64 mi12:35:522:07:326:5021:33
6:56
+0:10
20M
20.00 mi12:45:232:17:036:519:31
7:00
+0:04
21M
21.00 mi12:52:472:24:276:537:24
7:24
+0:24
35K
21.75 mi12:57:542:29:346:535:07
6:50
-0:34
23M
23.00 mi13:06:412:38:216:538:47
7:01
+0:11
24M
24.00 mi13:13:202:45:006:536:39
6:39
-0:22
40K
24.85 mi13:19:132:50:536:535:53
6:53
+0:14
25.2M
25.20 mi13:21:462:53:266:532:33
7:24
+0:31
Finish
26.22 mi13:28:233:00:036:526:37
6:30
-0:54

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

6:30 /mi

Average Pace

6:52 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:06

94% of race

Time at Steady Pace

9:57

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:49:3421:146:5021:14
6:50
#6580
10K
6.21 mi11:10:4542:256:5021:11
6:49
#6533
15K
9.32 mi11:32:031:03:436:5021:18
6:51
#6526
20K
12.43 mi11:53:231:25:036:5121:20
6:52
#6342
Half
13.11 mi11:57:541:29:346:504:31
6:37
#6251
25K
15.53 mi12:14:191:45:596:4916:25
6:46
#5910
30K
18.64 mi12:35:522:07:326:5021:33
6:56
#5518
20M
20.00 mi12:45:232:17:036:519:31
7:00
#5380
21M
21.00 mi12:52:472:24:276:537:24
7:24
#5255
35K
21.75 mi12:57:542:29:346:535:07
6:50
#5205
23M
23.00 mi13:06:412:38:216:538:47
7:01
#5078
24M
24.00 mi13:13:202:45:006:536:39
6:39
#4941
40K
24.85 mi13:19:132:50:536:535:53
6:53
#4834
25.2M
25.20 mi13:21:462:53:266:532:33
7:24
#4775
Finish
26.22 mi13:28:233:00:036:526:37
6:30
#4699
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6580598059806613(Top 23%)5951(Top 37%)5951(Top 249%)
10K6.21 mi3.10 mi6533+475940+405940+406566(Top 23%)5932(Top 37%)5932(Top 249%)
15K9.32 mi3.11 mi6526+75904+365904+366613(Top 23%)5951(Top 37%)5951(Top 249%)
20K12.43 mi3.11 mi6342+1845755+1495755+1495901(Top 21%)5349(Top 33%)5349(Top 224%)
Half13.11 mi0.68 mi6251+915675+805675+804542(Top 16%)4235(Top 26%)4235(Top 177%)
25K15.53 mi2.42 mi5910+3415383+2925383+2924633(Top 16%)4270(Top 27%)4270(Top 179%)
30K18.64 mi3.11 mi5518+3925052+3315052+3314305(Top 15%)3948(Top 25%)3948(Top 165%)
20M20.00 mi1.36 mi5380+1384926+1264926+1264108(Top 14%)3761(Top 23%)3761(Top 158%)
21M21.00 mi1.00 mi5255+1254812+1144812+1144100(Top 14%)3698(Top 23%)3698(Top 155%)
35K21.75 mi0.75 mi5205+504768+444768+444320(Top 15%)3849(Top 24%)3849(Top 161%)
23M23.00 mi1.25 mi5078+1274648+1204648+1203828(Top 13%)3441(Top 21%)3441(Top 144%)
24M24.00 mi1.00 mi4941+1374523+1254523+1252719(Top 10%)2493(Top 15%)2493(Top 104%)
40K24.85 mi0.85 mi4834+1074429+944429+943250(Top 11%)2902(Top 18%)2902(Top 122%)
25.2M25.20 mi0.35 mi4775+594373+564373+562908(Top 10%)2587(Top 16%)2587(Top 108%)
Finish26.22 mi1.02 mi4699+764301+724301+722783(Top 10%)2490(Top 15%)2490(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21story building
+97ft-345ft

Overall

6613

Males

5951

M45-49

5951

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6566

Males

5932

M45-49

5932

10K→15K

6.2 - 9.3 mi

Top 23%
×3story building
+67ft-78ft

Overall

6613

Males

5951

M45-49

5951

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

5901

Males

5349

M45-49

5349

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4542

Males

4235

M45-49

4235

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4633

Males

4270

M45-49

4270

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4305

Males

3948

M45-49

3948

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

4108

Males

3761

M45-49

3761

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

4100

Males

3698

M45-49

3698

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

4320

Males

3849

M45-49

3849

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3828

Males

3441

M45-49

3441

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2719

Males

2493

M45-49

2493

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3250

Males

2902

M45-49

2902

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2908

Males

2587

M45-49

2587

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2783

Males

2490

M45-49

2490

Passing Analysis

Category:
Athletes Passed
2360
Passed By
479
Net Change
+1881
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6580
5K → 10K209162+47#6580#6533
10K → 15K165158+7#6533#6526
15K → 20K22541+184#6526#6342
20K → Half965+91#6342#6251
Half → 25K3443+341#6251#5910
25K → 30K40614+392#5910#5518
30K → 20M15416+138#5518#5380
20M → 21M14116+125#5380#5255
21M → 35K6717+50#5255#5205
35K → 23M14821+127#5205#5078
23M → 24M1414+137#5078#4941
24M → 40K11811+107#4941#4834
40K → 25.2M645+59#4834#4775
25.2M → Finish826+76#4775#4699
TOTALS2360479+1881
📊

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