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BOSTON MARATHON 2025

Jack Hirschowitz

NY

Bib: 25652 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M80+)
#0 / 8
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
10:46/mi
33:26
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:33/mi
1:06:12
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:48/mi
1:39:44
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
11:17/mi
2:14:48
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:43/mi
2:22:07
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:08/mi
2:49:07
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:44/mi
3:25:34
↑ 181↓ 1480.2%
138 ft elev
20M
11:43/mi
3:41:30
↑ 64↓ 500.2%
148 ft elev
21M
13:39/mi
3:55:09
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:18/mi
4:03:36
↑ 17↓ 861.7%
156 ft elev
23M
11:36/mi
4:18:08
↑ 23↓ 630.6%
116 ft elev
24M
10:22/mi
4:28:30
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:03/mi
4:37:57
↓ 200.3%
20 ft elev
25.2M
11:45/mi
4:42:00
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:34/mi
4:52:46
↑ 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
2:22:0710:50 /mi⚡ faster
2nd Half
2:30:3911:30 /mi+6.0%
Positive split — 6.0% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4233:2610:4633:26
10:46
-
10K
6.21 mi12:21:281:06:1210:3932:46
10:33
-0:13
15K
9.32 mi12:55:001:39:4410:4233:32
10:48
+0:15
20K
12.43 mi13:30:042:14:4810:5135:04
11:17
+0:29
Half
13.11 mi13:37:232:22:0710:507:19
10:43
-0:34
25K
15.53 mi14:04:232:49:0710:5327:00
11:08
+0:25
30K
18.64 mi14:40:503:25:3411:0236:27
11:44
+0:36
20M
20.00 mi14:56:463:41:3011:0415:56
11:43
-0:01
21M
21.00 mi15:10:253:55:0911:1213:39
13:39
+1:56
35K
21.75 mi15:18:524:03:3611:128:27
11:18
-2:21
23M
23.00 mi15:33:244:18:0811:1314:32
11:36
+0:18
24M
24.00 mi15:43:464:28:3011:1110:22
10:22
-1:14
40K
24.85 mi15:53:134:37:5711:119:27
11:03
+0:41
25.2M
25.20 mi15:57:164:42:0011:114:03
11:45
+0:42
Finish
26.22 mi16:08:024:52:4611:1010:46
10:34
-1:11

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

10:22 /mi

Average Pace

11:10 /mi

Slowest Pace

13:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:13

21% of race

Time at Steady Pace

2:26:56

50% of race

Time at Slower Pace

1:24:37

29% of race

Average Pace: 11:10 /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 mi11:48:4233:2610:4633:26
10:46
#27228
10K
6.21 mi12:21:281:06:1210:3932:46
10:33
#26777
15K
9.32 mi12:55:001:39:4410:4233:32
10:48
#26633
20K
12.43 mi13:30:042:14:4810:5135:04
11:17
#26559
Half
13.11 mi13:37:232:22:0710:507:19
10:43
#26527
25K
15.53 mi14:04:232:49:0710:5327:00
11:08
#26325
30K
18.64 mi14:40:503:25:3411:0236:27
11:44
#26119
20M
20.00 mi14:56:463:41:3011:0415:56
11:43
#26025
21M
21.00 mi15:10:253:55:0911:1213:39
13:39
#26036
35K
21.75 mi15:18:524:03:3611:128:27
11:18
#25990
23M
23.00 mi15:33:244:18:0811:1314:32
11:36
#25937
24M
24.00 mi15:43:464:28:3011:1110:22
10:22
#25830
40K
24.85 mi15:53:134:37:5711:119:27
11:03
#25758
25.2M
25.20 mi15:57:164:42:0011:114:03
11:45
#25730
Finish
26.22 mi16:08:024:52:4611:1010:46
10:34
#25710
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM80+Seg. OverallSeg. MalesSeg. M80+
5K3.11 mi3.11 mi272281569415694264021533115331
10K6.21 mi3.10 mi26777+45115498+19615498+196263491529915299
15K9.32 mi3.11 mi26633+14415434+6415434+64264021533115331
20K12.43 mi3.11 mi26559+7415391+4315391+43263841529615296
Half13.11 mi0.68 mi26527+3215376+1515376+15261251515515155
25K15.53 mi2.42 mi26325+20215290+8615290+86253981481914819
30K18.64 mi3.11 mi26119+20615164+12615164+126251921462214622
20M20.00 mi1.36 mi26025+9415112+5215112+52248841441014410
21M21.00 mi1.00 mi26036-1115103+915103+9258271480214802
35K21.75 mi0.75 mi25990+4615078+2515078+25247741425114251
23M23.00 mi1.25 mi25937+5315044+3415044+34244311406214062
24M24.00 mi1.00 mi25830+10714977+6714977+67224491303113031
40K24.85 mi0.85 mi25758+7214924+5314924+53232731338313383
25.2M25.20 mi0.35 mi25730+2814906+1814906+18226681312313123
Finish26.22 mi1.02 mi25710+2014893+1314893+13244311400214002

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

26402

Males

15331

M80+

15331

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

26349

Males

15299

M80+

15299

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

26402

Males

15331

M80+

15331

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

26384

Males

15296

M80+

15296

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26125

Males

15155

M80+

15155

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25398

Males

14819

M80+

14819

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25192

Males

14622

M80+

14622

30K→20M

18.6 - 20.0 mi

Top 88%
×5story building
+64ft-50ft

Overall

24884

Males

14410

M80+

14410

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

25827

Males

14802

M80+

14802

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

24774

Males

14251

M80+

14251

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24431

Males

14062

M80+

14062

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

22449

Males

13031

M80+

13031

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23273

Males

13383

M80+

13383

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22668

Males

13123

M80+

13123

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24431

Males

14002

M80+

14002

Passing Analysis

Category:
Athletes Passed
1810
Passed By
292
Net Change
+1518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27228
5K → 10K46918+451#27228#26777
10K → 15K19248+144#26777#26633
15K → 20K15480+74#26633#26559
20K → Half397+32#26559#26527
Half → 25K21412+202#26527#26325
25K → 30K22519+206#26325#26119
30K → 20M11218+94#26119#26025
20M → 21M3243-11#26025#26036
21M → 35K559+46#26036#25990
35K → 23M6815+53#25990#25937
23M → 24M1081+107#25937#25830
24M → 40K742+72#25830#25758
40K → 25.2M313+28#25758#25730
25.2M → Finish3717+20#25730#25710
TOTALS1810292+1518

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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