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BOSTON MARATHON 2025

Jack Aulbach

Bib: 2067•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 29%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:51
Rank: #3046
Start → 5K
19:51 | 6:23/mi
10K· 6.21 mi
39:14
Rank: #2516 (+530)
5K → 10K
19:23 | 6:14/mi
15K· 9.32 mi
58:35
Rank: #2289 (+227)
10K → 15K
19:21 | 6:14/mi
20K· 12.43 mi
1:18:15
Rank: #2244 (+45)
15K → 20K
19:40 | 6:20/mi
Half· 13.11 mi
1:22:30
Rank: #2234 (+10)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:38:10
Rank: #2284 (-50)
Half → 25K
15:40 | 6:28/mi
30K· 18.64 mi
2:00:07
Rank: #2692 (-408)
25K → 30K
21:57 | 7:04/mi
20M
2:10:15
Rank: #2952 (-260)
30K → 20M
10:08 | 7:27/mi
21M
2:18:00
Rank: #3066 (-114)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:23:34
Rank: #3202 (-136)
21M → 35K
5:34 | 7:26/mi
23M
2:35:00
Rank: #3944 (-742)
35K → 23M
11:26 | 9:08/mi
24M
2:45:12
Rank: #5006 (-1062)
23M → 24M
10:12 | 10:12/mi
40K· 24.85 mi
2:53:12
Rank: #5399 (-393)
24M → 40K
8:00 | 9:21/mi
25.2M
2:55:54
Rank: #5357 (+42)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:02:34
Rank: #5226 (+131)
25.2M → Finish
6:40 | 6:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:30
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:40:04
Pace7:38 /mi
📊Positive Split: 21.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3819:516:2319:51
6:23
-
10K
6.21 mi10:40:0139:146:1919:23
6:14
-0:09
15K
9.32 mi10:59:2258:356:1719:21
6:14
0:00
20K
12.43 mi11:19:021:18:156:1819:40
6:20
+0:06
Half
13.11 mi11:23:171:22:306:184:15
6:14
-0:06
25K
15.53 mi11:38:571:38:106:1915:40
6:28
+0:14
30K
18.64 mi12:00:542:00:076:2721:57
7:04
+0:36
20M
20.00 mi12:11:022:10:156:3110:08
7:27
+0:23
21M
21.00 mi12:18:472:18:006:347:45
7:45
+0:18
35K
21.75 mi12:24:212:23:346:365:34
7:26
-0:19
23M
23.00 mi12:35:472:35:006:4411:26
9:08
+1:42
24M
24.00 mi12:45:592:45:126:5310:12
10:12
+1:04
40K
24.85 mi12:53:592:53:126:588:00
9:21
-0:51
25.2M
25.20 mi12:56:412:55:546:592:42
7:50
-1:31
Finish
26.22 mi13:03:213:02:346:586:40
6:33
-1:17

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

6:14 /mi

Average Pace

6:58 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:30

45% of race

Time at Steady Pace

59:59

33% of race

Time at Slower Pace

40:05

22% of race

Average Pace: 6:58 /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 mi10:20:3819:516:2319:51
6:23
#3046
10K
6.21 mi10:40:0139:146:1919:23
6:14
#2516
15K
9.32 mi10:59:2258:356:1719:21
6:14
#2289
20K
12.43 mi11:19:021:18:156:1819:40
6:20
#2244
Half
13.11 mi11:23:171:22:306:184:15
6:14
#2234
25K
15.53 mi11:38:571:38:106:1915:40
6:28
#2284
30K
18.64 mi12:00:542:00:076:2721:57
7:04
#2692
20M
20.00 mi12:11:022:10:156:3110:08
7:27
#2952
21M
21.00 mi12:18:472:18:006:347:45
7:45
#3066
35K
21.75 mi12:24:212:23:346:365:34
7:26
#3202
23M
23.00 mi12:35:472:35:006:4411:26
9:08
#3944
24M
24.00 mi12:45:592:45:126:5310:12
10:12
#5006
40K
24.85 mi12:53:592:53:126:588:00
9:21
#5399
25.2M
25.20 mi12:56:412:55:546:592:42
7:50
#5357
Finish
26.22 mi13:03:213:02:346:586:40
6:33
#5226
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3046289328931977(Top 7%)1883(Top 12%)1883(Top 33%)
10K6.21 mi3.10 mi2516+5302396+4972396+4972095(Top 7%)1998(Top 12%)1998(Top 35%)
15K9.32 mi3.11 mi2289+2272185+2112185+2111977(Top 7%)1883(Top 12%)1883(Top 33%)
20K12.43 mi3.11 mi2244+452145+402145+402156(Top 8%)2056(Top 13%)2056(Top 36%)
Half13.11 mi0.68 mi2234+102134+112134+112148(Top 8%)2052(Top 13%)2052(Top 36%)
25K15.53 mi2.42 mi2284-502181-472181-472684(Top 9%)2552(Top 16%)2552(Top 45%)
30K18.64 mi3.11 mi2692-4082570-3892570-3895106(Top 18%)4623(Top 29%)4623(Top 82%)
20M20.00 mi1.36 mi2952-2602808-2382808-2386695(Top 24%)5636(Top 35%)5636(Top 100%)
21M21.00 mi1.00 mi3066-1142904-962904-965885(Top 21%)4985(Top 31%)4985(Top 88%)
35K21.75 mi0.75 mi3202-1363026-1223026-1228140(Top 29%)6363(Top 40%)6363(Top 113%)
23M23.00 mi1.25 mi3944-7423679-6533679-65316970(Top 60%)10483(Top 65%)10483(Top 186%)
24M24.00 mi1.00 mi5006-10624578-8994578-89921914(Top 77%)12760(Top 79%)12760(Top 226%)
40K24.85 mi0.85 mi5399-3934888-3104888-31018062(Top 64%)10851(Top 67%)10851(Top 192%)
25.2M25.20 mi0.35 mi5357+424848+404848+404970(Top 17%)4087(Top 25%)4087(Top 72%)
Finish26.22 mi1.02 mi5226+1314736+1124736+1123020(Top 11%)2688(Top 17%)2688(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1977

Males

1883

M18-39

1883

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

2095

Males

1998

M18-39

1998

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1977

Males

1883

M18-39

1883

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2156

Males

2056

M18-39

2056

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2148

Males

2052

M18-39

2052

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2684

Males

2552

M18-39

2552

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5106

Males

4623

M18-39

4623

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6695

Males

5636

M18-39

5636

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5885

Males

4985

M18-39

4985

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8140

Males

6363

M18-39

6363

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

16970

Males

10483

M18-39

10483

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21914

Males

12760

M18-39

12760

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18062

Males

10851

M18-39

10851

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4970

Males

4087

M18-39

4087

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3020

Males

2688

M18-39

2688

Passing Analysis

Category:
Athletes Passed
1190
Passed By
3370
Net Change
-2180
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3046
5K → 10K5399+530#3046#2516
10K → 15K2358+227#2516#2289
15K → 20K9752+45#2289#2244
20K → Half166+10#2244#2234
Half → 25K3585-50#2234#2284
25K → 30K23431-408#2284#2692
30K → 20M17277-260#2692#2952
20M → 21M17131-114#2952#3066
21M → 35K12148-136#3066#3202
35K → 23M8750-742#3202#3944
23M → 24M21064-1062#3944#5006
24M → 40K11404-393#5006#5399
40K → 25.2M442+42#5399#5357
25.2M → Finish1343+131#5357#5226
TOTALS11903370-2180
📊

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