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BOSTON MARATHON 2025

George Henrich

Bib: 25836•M

NH

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

Start
0:00:00
Race begins
5K· 3.11 mi
24:12
Rank: #14711
Start → 5K
7:47/mi
24:12 split
10K· 6.21 mi
47:55
Rank: #13996 (+715)
5K → 10K
7:38/mi
23:43 split
15K· 9.32 mi
1:12:09
Rank: #14114 (-118)
10K → 15K
7:48/mi
24:14 split
20K· 12.43 mi
1:37:15
Rank: #14457 (-343)
15K → 20K
8:05/mi
25:06 split
Half· 13.11 mi
1:42:48
Rank: #14586 (-129)
20K → Half
8:08/mi
5:33 split
25K· 15.53 mi
2:03:41
Rank: #15263 (-677)
Half → 25K
8:37/mi
20:53 split
30K· 18.64 mi
2:33:10
Rank: #16326 (-1063)
25K → 30K
9:29/mi
29:29 split
20M
2:46:50
Rank: #16776 (-450)
30K → 20M
10:03/mi
13:40 split
21M
2:57:35
Rank: #17070 (-294)
20M → 21M
10:45/mi
10:45 split
35K· 21.75 mi
3:05:03
Rank: #17324 (-254)
21M → 35K
9:59/mi
7:28 split
23M
3:18:00
Rank: #17723 (-399)
35K → 23M
10:21/mi
12:57 split
24M
3:28:01
Rank: #17938 (-215)
23M → 24M
10:01/mi
10:01 split
40K· 24.85 mi
3:36:43
Rank: #18133 (-195)
24M → 40K
10:11/mi
8:42 split
25.2M
3:40:30
Rank: #18195 (-62)
40K → 25.2M
10:58/mi
3:47 split
Finish· 26.22 mi
3:50:31
Rank: #18436 (-241)
25.2M → Finish
9:50/mi
10:01 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:48
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time2:07:43
Pace9:45 /mi
📊Positive Split: 24.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:0624:127:4724:12
7:47
-
10K
6.21 mi12:03:4947:557:4323:43
7:38
-0:09
15K
9.32 mi12:28:031:12:097:4424:14
7:48
+0:10
20K
12.43 mi12:53:091:37:157:5025:06
8:05
+0:17
Half
13.11 mi12:58:421:42:487:505:33
8:08
+0:03
25K
15.53 mi13:19:352:03:417:5820:53
8:37
+0:29
30K
18.64 mi13:49:042:33:108:1329:29
9:29
+0:52
20M
20.00 mi14:02:442:46:508:2013:40
10:03
+0:34
21M
21.00 mi14:13:292:57:358:2710:45
10:45
+0:42
35K
21.75 mi14:20:573:05:038:317:28
9:59
-0:46
23M
23.00 mi14:33:543:18:008:3712:57
10:21
+0:22
24M
24.00 mi14:43:553:28:018:4010:01
10:01
-0:20
40K
24.85 mi14:52:373:36:438:438:42
10:11
+0:10
25.2M
25.20 mi14:56:243:40:308:453:47
10:58
+0:47
Finish
26.22 mi15:06:253:50:318:4810:01
9:50
-1:08

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

7:38 /mi

Average Pace

8:48 /mi

Slowest Pace

10:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:41

54% of race

Time at Steady Pace

1:32:18

40% of race

Time at Slower Pace

14:32

6% of race

Average Pace: 8:47 /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 mi11:40:0624:127:4724:12
7:47
#14711
10K
6.21 mi12:03:4947:557:4323:43
7:38
#13996
15K
9.32 mi12:28:031:12:097:4424:14
7:48
#14114
20K
12.43 mi12:53:091:37:157:5025:06
8:05
#14457
Half
13.11 mi12:58:421:42:487:505:33
8:08
#14586
25K
15.53 mi13:19:352:03:417:5820:53
8:37
#15263
30K
18.64 mi13:49:042:33:108:1329:29
9:29
#16326
20M
20.00 mi14:02:442:46:508:2013:40
10:03
#16776
21M
21.00 mi14:13:292:57:358:2710:45
10:45
#17070
35K
21.75 mi14:20:573:05:038:317:28
9:59
#17324
23M
23.00 mi14:33:543:18:008:3712:57
10:21
#17723
24M
24.00 mi14:43:553:28:018:4010:01
10:01
#17938
40K
24.85 mi14:52:373:36:438:438:42
10:11
#18133
25.2M
25.20 mi14:56:243:40:308:453:47
10:58
#18195
Finish
26.22 mi15:06:253:50:318:4810:01
9:50
#18436
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi14711103161031614373(Top 51%)10088(Top 63%)10088(Top 179%)
10K6.21 mi3.10 mi13996+71510018+29810018+29813309(Top 47%)9715(Top 60%)9715(Top 172%)
15K9.32 mi3.11 mi14114-11810034-1610034-1614373(Top 51%)10088(Top 63%)10088(Top 179%)
20K12.43 mi3.11 mi14457-34310152-11810152-11815491(Top 55%)10543(Top 65%)10543(Top 187%)
Half13.11 mi0.68 mi14586-12910206-5410206-5416834(Top 59%)11129(Top 69%)11129(Top 197%)
25K15.53 mi2.42 mi15263-67710462-25610462-25617870(Top 63%)11468(Top 71%)11468(Top 203%)
30K18.64 mi3.11 mi16326-106310849-38710849-38719888(Top 70%)12235(Top 76%)12235(Top 217%)
20M20.00 mi1.36 mi16776-45011025-17611025-17621131(Top 74%)12643(Top 79%)12643(Top 224%)
21M21.00 mi1.00 mi17070-29411101-7611101-7620702(Top 73%)12350(Top 77%)12350(Top 219%)
35K21.75 mi0.75 mi17324-25411179-7811179-7821830(Top 77%)12817(Top 80%)12817(Top 227%)
23M23.00 mi1.25 mi17723-39911331-15211331-15221542(Top 76%)12645(Top 79%)12645(Top 224%)
24M24.00 mi1.00 mi17938-21511397-6611397-6621404(Top 75%)12538(Top 78%)12538(Top 222%)
40K24.85 mi0.85 mi18133-19511465-6811465-6820987(Top 74%)12268(Top 76%)12268(Top 217%)
25.2M25.20 mi0.35 mi18195-6211482-1711482-1720498(Top 72%)12031(Top 75%)12031(Top 213%)
Finish26.22 mi1.02 mi18436-24111562-8011562-8022368(Top 79%)12951(Top 80%)12951(Top 230%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

14373

Males

10088

M18-39

10088

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13309

Males

9715

M18-39

9715

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

14373

Males

10088

M18-39

10088

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

15491

Males

10543

M18-39

10543

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

16834

Males

11129

M18-39

11129

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17870

Males

11468

M18-39

11468

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

19888

Males

12235

M18-39

12235

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

21131

Males

12643

M18-39

12643

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20702

Males

12350

M18-39

12350

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21830

Males

12817

M18-39

12817

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

21542

Males

12645

M18-39

12645

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21404

Males

12538

M18-39

12538

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

20987

Males

12268

M18-39

12268

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20498

Males

12031

M18-39

12031

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22368

Males

12951

M18-39

12951

Passing Analysis

Category:
Athletes Passed
1383
Passed By
5108
Net Change
-3725
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14711
5K → 10K77964+715#14711#13996
10K → 15K155273-118#13996#14114
15K → 20K115458-343#14114#14457
20K → Half11140-129#14457#14586
Half → 25K58735-677#14586#15263
25K → 30K491112-1063#15263#16326
30K → 20M29479-450#16326#16776
20M → 21M48342-294#16776#17070
21M → 35K23277-254#17070#17324
35K → 23M36435-399#17324#17723
23M → 24M35250-215#17723#17938
24M → 40K24219-195#17938#18133
40K → 25.2M971-62#18133#18195
25.2M → Finish12253-241#18195#18436
TOTALS13835108-3725
📊

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