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BOSTON MARATHON 2025

Ananda Soundhararajan

Bib: 26360•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:52
Rank: #25434
Start → 5K
9:56/mi
30:52 split
10K· 6.21 mi
1:01:18
Rank: #25105 (+329)
5K → 10K
9:48/mi
30:26 split
15K· 9.32 mi
1:31:45
Rank: #24913 (+192)
10K → 15K
9:48/mi
30:27 split
20K· 12.43 mi
2:03:38
Rank: #24875 (+38)
15K → 20K
10:16/mi
31:53 split
Half· 13.11 mi
2:10:17
Rank: #24834 (+41)
20K → Half
9:45/mi
6:39 split
25K· 15.53 mi
2:36:54
Rank: #24936 (-102)
Half → 25K
10:59/mi
26:37 split
30K· 18.64 mi
3:11:17
Rank: #24787 (+149)
25K → 30K
11:04/mi
34:23 split
20M
3:25:38
Rank: #24645 (+142)
30K → 20M
10:34/mi
14:21 split
21M
3:37:54
Rank: #24623 (+22)
20M → 21M
12:16/mi
12:16 split
35K· 21.75 mi
3:45:17
Rank: #24540 (+83)
21M → 35K
9:52/mi
7:23 split
23M
3:59:48
Rank: #24535 (+5)
35K → 23M
11:36/mi
14:31 split
24M
4:11:12
Rank: #24559 (-24)
23M → 24M
11:24/mi
11:24 split
40K· 24.85 mi
4:20:50
Rank: #24528 (+31)
24M → 40K
11:16/mi
9:38 split
25.2M
4:25:03
Rank: #24517 (+11)
40K → 25.2M
12:14/mi
4:13 split
Finish· 26.22 mi
4:36:29
Rank: #24571 (-54)
25.2M → Finish
11:13/mi
11:26 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:17
Pace9:56 /mi
2nd Half
Distance13.11 mi
Time2:26:12
Pace11:09 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:2330:529:5630:52
9:56
-
10K
6.21 mi12:16:491:01:189:5230:26
9:48
-0:08
15K
9.32 mi12:47:161:31:459:5130:27
9:48
0:00
20K
12.43 mi13:19:092:03:389:5731:53
10:16
+0:28
Half
13.11 mi13:25:482:10:179:566:39
9:45
-0:31
25K
15.53 mi13:52:252:36:5410:0626:37
10:59
+1:14
30K
18.64 mi14:26:483:11:1710:1634:23
11:04
+0:05
20M
20.00 mi14:41:093:25:3810:1714:21
10:34
-0:30
21M
21.00 mi14:53:253:37:5410:2312:16
12:16
+1:42
35K
21.75 mi15:00:483:45:1710:227:23
9:52
-2:24
23M
23.00 mi15:15:193:59:4810:2614:31
11:36
+1:44
24M
24.00 mi15:26:434:11:1210:2811:24
11:24
-0:12
40K
24.85 mi15:36:214:20:5010:309:38
11:16
-0:08
25.2M
25.20 mi15:40:344:25:0310:314:13
12:14
+0:58
Finish
26.22 mi15:52:004:36:2910:3311:26
11:13
-1:01

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

9:45 /mi

Average Pace

10:33 /mi

Slowest Pace

12:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:40

50% of race

Time at Steady Pace

1:47:49

39% of race

Time at Slower Pace

31:00

11% of race

Average Pace: 10:33 /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 mi11:46:2330:529:5630:52
9:56
#25434
10K
6.21 mi12:16:491:01:189:5230:26
9:48
#25105
15K
9.32 mi12:47:161:31:459:5130:27
9:48
#24913
20K
12.43 mi13:19:092:03:389:5731:53
10:16
#24875
Half
13.11 mi13:25:482:10:179:566:39
9:45
#24834
25K
15.53 mi13:52:252:36:5410:0626:37
10:59
#24936
30K
18.64 mi14:26:483:11:1710:1634:23
11:04
#24787
20M
20.00 mi14:41:093:25:3810:1714:21
10:34
#24645
21M
21.00 mi14:53:253:37:5410:2312:16
12:16
#24623
35K
21.75 mi15:00:483:45:1710:227:23
9:52
#24540
23M
23.00 mi15:15:193:59:4810:2614:31
11:36
#24535
24M
24.00 mi15:26:434:11:1210:2811:24
11:24
#24559
40K
24.85 mi15:36:214:20:5010:309:38
11:16
#24528
25.2M
25.20 mi15:40:344:25:0310:314:13
12:14
#24517
Finish
26.22 mi15:52:004:36:2910:3311:26
11:13
#24571
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi25434149281492824544(Top 86%)14499(Top 90%)14499(Top 645%)
10K6.21 mi3.10 mi25105+32914760+16814760+16824839(Top 87%)14627(Top 91%)14627(Top 651%)
15K9.32 mi3.11 mi24913+19214671+8914671+8924544(Top 86%)14499(Top 90%)14499(Top 645%)
20K12.43 mi3.11 mi24875+3814649+2214649+2224763(Top 87%)14565(Top 90%)14565(Top 648%)
Half13.11 mi0.68 mi24834+4114628+2114628+2124236(Top 85%)14338(Top 89%)14338(Top 638%)
25K15.53 mi2.42 mi24936-10214657-2914657-2925179(Top 89%)14719(Top 91%)14719(Top 655%)
30K18.64 mi3.11 mi24787+14914559+9814559+9824114(Top 85%)14124(Top 88%)14124(Top 629%)
20M20.00 mi1.36 mi24645+14214488+7114488+7122598(Top 80%)13338(Top 83%)13338(Top 594%)
21M21.00 mi1.00 mi24623+2214462+2614462+2624041(Top 85%)13929(Top 86%)13929(Top 620%)
35K21.75 mi0.75 mi24540+8314412+5014412+5021528(Top 76%)12688(Top 79%)12688(Top 565%)
23M23.00 mi1.25 mi24535+514397+1514397+1524404(Top 86%)14043(Top 87%)14043(Top 625%)
24M24.00 mi1.00 mi24559-2414390+714390+724721(Top 87%)14156(Top 88%)14156(Top 630%)
40K24.85 mi0.85 mi24528+3114367+2314367+2323703(Top 83%)13615(Top 85%)13615(Top 606%)
25.2M25.20 mi0.35 mi24517+1114360+714360+723658(Top 83%)13598(Top 84%)13598(Top 605%)
Finish26.22 mi1.02 mi24571-5414373-1314373-1325735(Top 91%)14650(Top 91%)14650(Top 652%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24544

Males

14499

M40-44

14499

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

24839

Males

14627

M40-44

14627

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24544

Males

14499

M40-44

14499

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

24763

Males

14565

M40-44

14565

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24236

Males

14338

M40-44

14338

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

25179

Males

14719

M40-44

14719

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

24114

Males

14124

M40-44

14124

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22598

Males

13338

M40-44

13338

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

24041

Males

13929

M40-44

13929

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

21528

Males

12688

M40-44

12688

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

24404

Males

14043

M40-44

14043

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

24721

Males

14156

M40-44

14156

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23703

Males

13615

M40-44

13615

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

23658

Males

13598

M40-44

13598

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

25735

Males

14650

M40-44

14650

Passing Analysis

Category:
Athletes Passed
1580
Passed By
717
Net Change
+863
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25434
5K → 10K38051+329#25434#25105
10K → 15K23947+192#25105#24913
15K → 20K157119+38#24913#24875
20K → Half509+41#24875#24834
Half → 25K69171-102#24834#24936
25K → 30K20152+149#24936#24787
30K → 20M1508+142#24787#24645
20M → 21M6644+22#24645#24623
21M → 35K874+83#24623#24540
35K → 23M5348+5#24540#24535
23M → 24M3963-24#24535#24559
24M → 40K5322+31#24559#24528
40K → 25.2M198+11#24528#24517
25.2M → Finish1771-54#24517#24571
TOTALS1580717+863
📊

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