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BOSTON MARATHON 2025

Neal Leibowitz

CT

Bib: 15407 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
7:49/mi
24:18
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:51/mi
48:41
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:59/mi
1:13:30
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:09/mi
1:38:49
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:12/mi
1:44:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:12/mi
2:04:17
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:50/mi
2:31:43
↑ 181↓ 1480.2%
138 ft elev
20M
9:27/mi
2:44:34
↑ 64↓ 500.2%
148 ft elev
21M
10:53/mi
2:55:27
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:09/mi
3:02:18
↑ 17↓ 861.7%
156 ft elev
23M
9:46/mi
3:14:32
↑ 23↓ 630.6%
116 ft elev
24M
9:29/mi
3:24:01
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:52/mi
3:32:27
↓ 200.3%
20 ft elev
25.2M
10:47/mi
3:36:10
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:07/mi
3:45:27
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:25
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time2:01:02
Pace9:14 /mi
📊Positive Split: 15.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2824:187:4924:18
7:49
-
10K
6.21 mi11:20:5148:417:5024:23
7:51
+0:02
15K
9.32 mi11:45:401:13:307:5324:49
7:59
+0:08
20K
12.43 mi12:10:591:38:497:5725:19
8:09
+0:10
Half
13.11 mi12:16:351:44:257:585:36
8:12
+0:03
25K
15.53 mi12:36:272:04:178:0019:52
8:12
0:00
30K
18.64 mi13:03:532:31:438:0827:26
8:50
+0:38
20M
20.00 mi13:16:442:44:348:1412:51
9:27
+0:37
21M
21.00 mi13:27:372:55:278:2110:53
10:53
+1:26
35K
21.75 mi13:34:283:02:188:236:51
9:09
-1:44
23M
23.00 mi13:46:423:14:328:2712:14
9:46
+0:37
24M
24.00 mi13:56:113:24:018:309:29
9:29
-0:17
40K
24.85 mi14:04:373:32:278:338:26
9:52
+0:23
25.2M
25.20 mi14:08:203:36:108:353:43
10:47
+0:55
Finish
26.22 mi14:17:373:45:278:369:17
9:07
-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

7:49 /mi

Average Pace

8:36 /mi

Slowest Pace

10:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:17

55% of race

Time at Steady Pace

1:05:54

29% of race

Time at Slower Pace

35:16

16% of race

Average Pace: 8:36 /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 mi10:56:2824:187:4924:18
7:49
#14998
10K
6.21 mi11:20:5148:417:5024:23
7:51
#15091
15K
9.32 mi11:45:401:13:307:5324:49
7:59
#15375
20K
12.43 mi12:10:591:38:497:5725:19
8:09
#15554
Half
13.11 mi12:16:351:44:257:585:36
8:12
#15662
25K
15.53 mi12:36:272:04:178:0019:52
8:12
#15541
30K
18.64 mi13:03:532:31:438:0827:26
8:50
#15801
20M
20.00 mi13:16:442:44:348:1412:51
9:27
#16067
21M
21.00 mi13:27:372:55:278:2110:53
10:53
#16417
35K
21.75 mi13:34:283:02:188:236:51
9:09
#16505
23M
23.00 mi13:46:423:14:328:2712:14
9:46
#16735
24M
24.00 mi13:56:113:24:018:309:29
9:29
#16891
40K
24.85 mi14:04:373:32:278:338:26
9:52
#17071
25.2M
25.20 mi14:08:203:36:108:353:43
10:47
#17127
Finish
26.22 mi14:17:373:45:278:369:17
9:07
#17255
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14998104291042915953(Top 56%)10793(Top 67%)10793(Top 655%)
10K6.21 mi3.10 mi15091-9310452-2310452-2315236(Top 54%)10514(Top 65%)10514(Top 638%)
15K9.32 mi3.11 mi15375-28410559-10710559-10715953(Top 56%)10793(Top 67%)10793(Top 655%)
20K12.43 mi3.11 mi15554-17910612-5310612-5315971(Top 56%)10733(Top 67%)10733(Top 651%)
Half13.11 mi0.68 mi15662-10810645-3310645-3317258(Top 61%)11286(Top 70%)11286(Top 685%)
25K15.53 mi2.42 mi15541+12110582+6310582+6315301(Top 54%)10357(Top 64%)10357(Top 628%)
30K18.64 mi3.11 mi15801-26010647-6510647-6516767(Top 59%)10822(Top 67%)10822(Top 657%)
20M20.00 mi1.36 mi16067-26610717-7010717-7018956(Top 67%)11666(Top 72%)11666(Top 708%)
21M21.00 mi1.00 mi16417-35010834-11710834-11721063(Top 74%)12527(Top 78%)12527(Top 760%)
35K21.75 mi0.75 mi16505-8810851-1710851-1718953(Top 67%)11467(Top 71%)11467(Top 696%)
23M23.00 mi1.25 mi16735-23010917-6610917-6619678(Top 69%)11752(Top 73%)11752(Top 713%)
24M24.00 mi1.00 mi16891-15610954-3710954-3719563(Top 69%)11648(Top 72%)11648(Top 707%)
40K24.85 mi0.85 mi17071-18010998-4410998-4419979(Top 70%)11777(Top 73%)11777(Top 715%)
25.2M25.20 mi0.35 mi17127-5611009-1111009-1119923(Top 70%)11745(Top 73%)11745(Top 713%)
Finish26.22 mi1.02 mi17255-12811048-3911048-3919544(Top 69%)11601(Top 72%)11601(Top 704%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15953

Males

10793

M55-59

10793

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

15236

Males

10514

M55-59

10514

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15953

Males

10793

M55-59

10793

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

15971

Males

10733

M55-59

10733

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17258

Males

11286

M55-59

11286

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

15301

Males

10357

M55-59

10357

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16767

Males

10822

M55-59

10822

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

18956

Males

11666

M55-59

11666

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

21063

Males

12527

M55-59

12527

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

18953

Males

11467

M55-59

11467

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19678

Males

11752

M55-59

11752

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19563

Males

11648

M55-59

11648

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19979

Males

11777

M55-59

11777

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19923

Males

11745

M55-59

11745

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19544

Males

11601

M55-59

11601

Passing Analysis

Category:
Athletes Passed
1246
Passed By
3503
Net Change
-2257
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14998
5K → 10K247340-93#14998#15091
10K → 15K122406-284#15091#15375
15K → 20K157336-179#15375#15554
20K → Half11119-108#15554#15662
Half → 25K230109+121#15662#15541
25K → 30K156416-260#15541#15801
30K → 20M54320-266#15801#16067
20M → 21M36386-350#16067#16417
21M → 35K46134-88#16417#16505
35K → 23M57287-230#16505#16735
23M → 24M39195-156#16735#16891
24M → 40K30210-180#16891#17071
40K → 25.2M2379-56#17071#17127
25.2M → Finish38166-128#17127#17255
TOTALS12463503-2257
📊

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