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BOSTON MARATHON 2025

Gavin Lippman

Bib: 31513•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:13/mi
28:39
↑ 97↓ 3451.5%
10K· 6.21 mi
9:01/mi
56:41
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:24:47
↑ 67↓ 78
20K· 12.43 mi
9:10/mi
1:53:15
↑ 106↓ 860.1%
Half· 13.11 mi
9:08/mi
1:59:29
↑ 19↓ 370.5%
25K· 15.53 mi
9:34/mi
2:22:40
↑ 66↓ 880.2%
30K· 18.64 mi
10:39/mi
2:55:46
↑ 181↓ 1480.2%
20M
10:44/mi
3:10:21
↑ 64↓ 500.2%
21M
11:58/mi
3:22:19
↑ 106↓ 241.6%
35K· 21.75 mi
11:07/mi
3:30:38
↑ 17↓ 861.7%
23M
10:35/mi
3:43:53
↑ 23↓ 630.6%
24M
10:29/mi
3:54:22
↓ 821.3%
40K· 24.85 mi
11:39/mi
4:04:20
↓ 200.3%
25.2M
11:50/mi
4:08:25
↑ 13↓ 160.2%
Finish· 26.22 mi
9:08/mi
4:17:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:29
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:18:14
Pace10:33 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1328:399:1328:39
9:13
-
10K
6.21 mi12:18:1556:419:0728:02
9:01
-0:12
15K
9.32 mi12:46:211:24:479:0628:06
9:03
+0:02
20K
12.43 mi13:14:491:53:159:0728:28
9:10
+0:07
Half
13.11 mi13:21:031:59:299:076:14
9:08
-0:02
25K
15.53 mi13:44:142:22:409:1123:11
9:34
+0:26
30K
18.64 mi14:17:202:55:469:2633:06
10:39
+1:05
20M
20.00 mi14:31:553:10:219:3114:35
10:44
+0:05
21M
21.00 mi14:43:533:22:199:3811:58
11:58
+1:14
35K
21.75 mi14:52:123:30:389:418:19
11:07
-0:51
23M
23.00 mi15:05:273:43:539:4413:15
10:35
-0:32
24M
24.00 mi15:15:563:54:229:4610:29
10:29
-0:06
40K
24.85 mi15:25:544:04:209:509:58
11:39
+1:10
25.2M
25.20 mi15:29:594:08:259:514:05
11:50
+0:11
Finish
26.22 mi15:39:174:17:439:509:18
9:08
-2:42

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

9:01 /mi

Average Pace

9:50 /mi

Slowest Pace

11:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:58

59% of race

Time at Steady Pace

1:11:25

28% of race

Time at Slower Pace

34:20

13% of race

Average Pace: 9:50 /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 mi11:50:1328:399:1328:39
9:13
#23293
10K
6.21 mi12:18:1556:419:0728:02
9:01
#22902
15K
9.32 mi12:46:211:24:479:0628:06
9:03
#22679
20K
12.43 mi13:14:491:53:159:0728:28
9:10
#22414
Half
13.11 mi13:21:031:59:299:076:14
9:08
#22397
25K
15.53 mi13:44:142:22:409:1123:11
9:34
#22376
30K
18.64 mi14:17:202:55:469:2633:06
10:39
#22594
20M
20.00 mi14:31:553:10:219:3114:35
10:44
#22614
21M
21.00 mi14:43:533:22:199:3811:58
11:58
#22664
35K
21.75 mi14:52:123:30:389:418:19
11:07
#22750
23M
23.00 mi15:05:273:43:539:4413:15
10:35
#22700
24M
24.00 mi15:15:563:54:229:4610:29
10:29
#22678
40K
24.85 mi15:25:544:04:209:509:58
11:39
#22763
25.2M
25.20 mi15:29:594:08:259:514:05
11:50
#22767
Finish
26.22 mi15:39:174:17:439:509:18
9:08
#22679
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23293139021390222228(Top 78%)13489(Top 84%)13489(Top 239%)
10K6.21 mi3.10 mi22902+39113740+16213740+16222475(Top 79%)13565(Top 84%)13565(Top 240%)
15K9.32 mi3.11 mi22679+22313666+7413666+7422228(Top 78%)13489(Top 84%)13489(Top 239%)
20K12.43 mi3.11 mi22414+26513532+13413532+13421740(Top 77%)13234(Top 82%)13234(Top 235%)
Half13.11 mi0.68 mi22397+1713519+1313519+1322347(Top 79%)13484(Top 84%)13484(Top 239%)
25K15.53 mi2.42 mi22376+2113518+113518+122068(Top 78%)13320(Top 83%)13320(Top 236%)
30K18.64 mi3.11 mi22594-21813567-4913567-4923281(Top 82%)13737(Top 85%)13737(Top 243%)
20M20.00 mi1.36 mi22614-2013558+913558+923020(Top 81%)13533(Top 84%)13533(Top 240%)
21M21.00 mi1.00 mi22664-5013564-613564-623534(Top 83%)13697(Top 85%)13697(Top 243%)
35K21.75 mi0.75 mi22750-8613587-2313587-2324453(Top 86%)14081(Top 87%)14081(Top 250%)
23M23.00 mi1.25 mi22700+5013539+4813539+4822213(Top 78%)12983(Top 81%)12983(Top 230%)
24M24.00 mi1.00 mi22678+2213503+3613503+3622765(Top 80%)13187(Top 82%)13187(Top 234%)
40K24.85 mi0.85 mi22763-8513530-2713530-2724399(Top 86%)13964(Top 87%)13964(Top 248%)
25.2M25.20 mi0.35 mi22767-413523+713523+722875(Top 81%)13218(Top 82%)13218(Top 234%)
Finish26.22 mi1.02 mi22679+8813461+6213461+6219622(Top 69%)11647(Top 72%)11647(Top 206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22228

Males

13489

M18-39

13489

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

22475

Males

13565

M18-39

13565

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22228

Males

13489

M18-39

13489

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

21740

Males

13234

M18-39

13234

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

22347

Males

13484

M18-39

13484

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

22068

Males

13320

M18-39

13320

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

23281

Males

13737

M18-39

13737

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

23020

Males

13533

M18-39

13533

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

23534

Males

13697

M18-39

13697

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

24453

Males

14081

M18-39

14081

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22213

Males

12983

M18-39

12983

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22765

Males

13187

M18-39

13187

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24399

Males

13964

M18-39

13964

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

22875

Males

13218

M18-39

13218

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19622

Males

11647

M18-39

11647

Passing Analysis

Category:
Athletes Passed
1861
Passed By
1247
Net Change
+614
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23293
5K → 10K47382+391#23293#22902
10K → 15K30279+223#22902#22679
15K → 20K30742+265#22679#22414
20K → Half4528+17#22414#22397
Half → 25K154133+21#22397#22376
25K → 30K123341-218#22376#22594
30K → 20M6686-20#22594#22614
20M → 21M61111-50#22614#22664
21M → 35K27113-86#22664#22750
35K → 23M10050+50#22750#22700
23M → 24M6543+22#22700#22678
24M → 40K19104-85#22678#22763
40K → 25.2M2125-4#22763#22767
25.2M → Finish9810+88#22767#22679
TOTALS18611247+614
📊

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