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BOSTON MARATHON 2025

Alex Gottlieb

Bib: 1144•M

VT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:47
Rank: #1214
Start → 5K
18:47 | 6:03/mi
10K· 6.21 mi
37:25
Rank: #1137 (+77)
5K → 10K
18:38 | 6:00/mi
15K· 9.32 mi
56:00
Rank: #1069 (+68)
10K → 15K
18:35 | 5:59/mi
20K· 12.43 mi
1:14:39
Rank: #1014 (+55)
15K → 20K
18:39 | 6:00/mi
Half· 13.11 mi
1:18:41
Rank: #1005 (+9)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:33:09
Rank: #940 (+65)
Half → 25K
14:28 | 5:58/mi
30K· 18.64 mi
1:52:18
Rank: #887 (+53)
25K → 30K
19:09 | 6:10/mi
20M
2:00:51
Rank: #871 (+16)
30K → 20M
8:33 | 6:18/mi
21M
2:07:26
Rank: #853 (+18)
20M → 21M
6:35 | 6:35/mi
35K· 21.75 mi
2:11:58
Rank: #835 (+18)
21M → 35K
4:32 | 6:04/mi
23M
2:19:36
Rank: #794 (+41)
35K → 23M
7:38 | 6:06/mi
24M
2:25:30
Rank: #759 (+35)
23M → 24M
5:54 | 5:54/mi
40K· 24.85 mi
2:30:45
Rank: #737 (+22)
24M → 40K
5:15 | 6:08/mi
25.2M
2:33:00
Rank: #725 (+12)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:38:51
Rank: #700 (+25)
25.2M → Finish
5:51 | 5:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:41
Pace6:00 /mi
2nd Half
Distance13.11 mi
Time1:20:10
Pace6:07 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0618:476:0318:47
6:03
-
10K
6.21 mi10:37:4437:256:0118:38
6:00
-0:03
15K
9.32 mi10:56:1956:006:0018:35
5:59
-0:01
20K
12.43 mi11:14:581:14:396:0018:39
6:00
+0:01
Half
13.11 mi11:19:001:18:416:004:02
5:55
-0:05
25K
15.53 mi11:33:281:33:096:0014:28
5:58
+0:03
30K
18.64 mi11:52:371:52:186:0119:09
6:10
+0:12
20M
20.00 mi12:01:102:00:516:038:33
6:18
+0:08
21M
21.00 mi12:07:452:07:266:046:35
6:35
+0:17
35K
21.75 mi12:12:172:11:586:044:32
6:04
-0:31
23M
23.00 mi12:19:552:19:366:047:38
6:06
+0:02
24M
24.00 mi12:25:492:25:306:045:54
5:54
-0:12
40K
24.85 mi12:31:042:30:456:045:15
6:08
+0:14
25.2M
25.20 mi12:33:192:33:006:042:15
6:31
+0:23
Finish
26.22 mi12:39:102:38:516:045:51
5:44
-0:47

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

5:44 /mi

Average Pace

6:04 /mi

Slowest Pace

6:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:01

94% of race

Time at Steady Pace

8:50

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:19:0618:476:0318:47
6:03
#1214
10K
6.21 mi10:37:4437:256:0118:38
6:00
#1137
15K
9.32 mi10:56:1956:006:0018:35
5:59
#1069
20K
12.43 mi11:14:581:14:396:0018:39
6:00
#1014
Half
13.11 mi11:19:001:18:416:004:02
5:55
#1005
25K
15.53 mi11:33:281:33:096:0014:28
5:58
#940
30K
18.64 mi11:52:371:52:186:0119:09
6:10
#887
20M
20.00 mi12:01:102:00:516:038:33
6:18
#871
21M
21.00 mi12:07:452:07:266:046:35
6:35
#853
35K
21.75 mi12:12:172:11:586:044:32
6:04
#835
23M
23.00 mi12:19:552:19:366:047:38
6:06
#794
24M
24.00 mi12:25:492:25:306:045:54
5:54
#759
40K
24.85 mi12:31:042:30:456:045:15
6:08
#737
25.2M
25.20 mi12:33:192:33:006:042:15
6:31
#725
Finish
26.22 mi12:39:102:38:516:045:51
5:44
#700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi121411491149970(Top 3%)917(Top 6%)917(Top 16%)
10K6.21 mi3.10 mi1137+771074+751074+751089(Top 4%)1027(Top 6%)1027(Top 18%)
15K9.32 mi3.11 mi1069+681009+651009+65970(Top 3%)917(Top 6%)917(Top 16%)
20K12.43 mi3.11 mi1014+55954+55954+55870(Top 3%)819(Top 5%)819(Top 15%)
Half13.11 mi0.68 mi1005+9948+6948+6857(Top 3%)809(Top 5%)809(Top 14%)
25K15.53 mi2.42 mi940+65886+62886+62716(Top 3%)668(Top 4%)668(Top 12%)
30K18.64 mi3.11 mi887+53834+52834+52824(Top 3%)771(Top 5%)771(Top 14%)
20M20.00 mi1.36 mi871+16819+15819+15927(Top 3%)873(Top 5%)873(Top 15%)
21M21.00 mi1.00 mi853+18802+17802+17854(Top 3%)806(Top 5%)806(Top 14%)
35K21.75 mi0.75 mi835+18784+18784+18837(Top 3%)782(Top 5%)782(Top 14%)
23M23.00 mi1.25 mi794+41745+39745+39482(Top 2%)454(Top 3%)454(Top 8%)
24M24.00 mi1.00 mi759+35710+35710+35404(Top 1%)375(Top 2%)375(Top 7%)
40K24.85 mi0.85 mi737+22688+22688+22613(Top 2%)573(Top 4%)573(Top 10%)
25.2M25.20 mi0.35 mi725+12676+12676+12483(Top 2%)448(Top 3%)448(Top 8%)
Finish26.22 mi1.02 mi700+25651+25651+25419(Top 1%)393(Top 2%)393(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

970

Males

917

M18-39

917

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1089

Males

1027

M18-39

1027

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

970

Males

917

M18-39

917

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

870

Males

819

M18-39

819

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

857

Males

809

M18-39

809

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

716

Males

668

M18-39

668

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

824

Males

771

M18-39

771

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

927

Males

873

M18-39

873

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

854

Males

806

M18-39

806

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

837

Males

782

M18-39

782

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

482

Males

454

M18-39

454

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

404

Males

375

M18-39

375

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

613

Males

573

M18-39

573

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

483

Males

448

M18-39

448

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

419

Males

393

M18-39

393

Passing Analysis

Category:
Athletes Passed
620
Passed By
106
Net Change
+514
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1214
5K → 10K10730+77#1214#1137
10K → 15K779+68#1137#1069
15K → 20K6510+55#1069#1014
20K → Half145+9#1014#1005
Half → 25K672+65#1005#940
25K → 30K6916+53#940#887
30K → 20M2812+16#887#871
20M → 21M268+18#871#853
21M → 35K235+18#853#835
35K → 23M421+41#835#794
23M → 24M361+35#794#759
24M → 40K253+22#759#737
40K → 25.2M120+12#737#725
25.2M → Finish294+25#725#700
TOTALS620106+514
📊

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