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BOSTON MARATHON 2025

Greg Keller

Bib: 7209•M

AZ

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
24:28
Rank: #15459
Start → 5K
24:28 | 7:53/mi
10K· 6.21 mi
48:42
Rank: #15119 (+340)
5K → 10K
24:14 | 7:48/mi
15K· 9.32 mi
1:12:32
Rank: #14472 (+647)
10K → 15K
23:50 | 7:40/mi
20K· 12.43 mi
1:36:38
Rank: #14049 (+423)
15K → 20K
24:06 | 7:45/mi
Half· 13.11 mi
1:42:08
Rank: #14165 (-116)
20K → Half
5:30 | 8:04/mi
25K· 15.53 mi
2:03:22
Rank: #15095 (-930)
Half → 25K
21:14 | 8:45/mi
30K· 18.64 mi
2:30:11
Rank: #15185 (-90)
25K → 30K
26:49 | 8:38/mi
20M
2:44:23
Rank: #15994 (-809)
30K → 20M
14:12 | 10:27/mi
21M
2:54:56
Rank: #16259 (-265)
20M → 21M
10:33 | 10:33/mi
35K· 21.75 mi
3:01:46
Rank: #16335 (-76)
21M → 35K
6:50 | 9:08/mi
23M
3:14:04
Rank: #16594 (-259)
35K → 23M
12:18 | 9:49/mi
24M
3:23:32
Rank: #16758 (-164)
23M → 24M
9:28 | 9:28/mi
40K· 24.85 mi
3:31:11
Rank: #16719 (+39)
24M → 40K
7:39 | 8:57/mi
25.2M
3:34:29
Rank: #16687 (+32)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:43:36
Rank: #16765 (-78)
25.2M → Finish
9:07 | 8:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:08
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time2:01:28
Pace9:16 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3124:287:5324:28
7:53
-
10K
6.21 mi11:40:4548:427:5024:14
7:48
-0:05
15K
9.32 mi12:04:351:12:327:4723:50
7:40
-0:08
20K
12.43 mi12:28:411:36:387:4724:06
7:45
+0:05
Half
13.11 mi12:34:111:42:087:475:30
8:04
+0:19
25K
15.53 mi12:55:252:03:227:5621:14
8:45
+0:41
30K
18.64 mi13:22:142:30:118:0326:49
8:38
-0:07
20M
20.00 mi13:36:262:44:238:1314:12
10:27
+1:49
21M
21.00 mi13:46:592:54:568:2010:33
10:33
+0:06
35K
21.75 mi13:53:493:01:468:216:50
9:08
-1:25
23M
23.00 mi14:06:073:14:048:2612:18
9:49
+0:41
24M
24.00 mi14:15:353:23:328:299:28
9:28
-0:21
40K
24.85 mi14:23:143:31:118:307:39
8:57
-0:31
25.2M
25.20 mi14:26:323:34:298:313:18
9:34
+0:37
Finish
26.22 mi14:35:393:43:368:329:07
8:57
-0:37

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

7:40 /mi

Average Pace

8:32 /mi

Slowest Pace

10:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:08

46% of race

Time at Steady Pace

1:11:39

32% of race

Time at Slower Pace

49:49

22% of race

Average Pace: 8:32 /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 mi11:16:3124:287:5324:28
7:53
#15459
10K
6.21 mi11:40:4548:427:5024:14
7:48
#15119
15K
9.32 mi12:04:351:12:327:4723:50
7:40
#14472
20K
12.43 mi12:28:411:36:387:4724:06
7:45
#14049
Half
13.11 mi12:34:111:42:087:475:30
8:04
#14165
25K
15.53 mi12:55:252:03:227:5621:14
8:45
#15095
30K
18.64 mi13:22:142:30:118:0326:49
8:38
#15185
20M
20.00 mi13:36:262:44:238:1314:12
10:27
#15994
21M
21.00 mi13:46:592:54:568:2010:33
10:33
#16259
35K
21.75 mi13:53:493:01:468:216:50
9:08
#16335
23M
23.00 mi14:06:073:14:048:2612:18
9:49
#16594
24M
24.00 mi14:15:353:23:328:299:28
9:28
#16758
40K
24.85 mi14:23:143:31:118:307:39
8:57
#16719
25.2M
25.20 mi14:26:323:34:298:313:18
9:34
#16687
Finish
26.22 mi14:35:393:43:368:329:07
8:57
#16765
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15459106061060613218(Top 47%)9619(Top 60%)9619(Top 170%)
10K6.21 mi3.10 mi15119+34010461+14510461+14514788(Top 52%)10334(Top 64%)10334(Top 183%)
15K9.32 mi3.11 mi14472+64710190+27110190+27113218(Top 47%)9619(Top 60%)9619(Top 170%)
20K12.43 mi3.11 mi14049+4239982+2089982+20812912(Top 45%)9386(Top 58%)9386(Top 166%)
Half13.11 mi0.68 mi14165-11610022-4010022-4016333(Top 58%)10909(Top 68%)10909(Top 193%)
25K15.53 mi2.42 mi15095-93010392-37010392-37018692(Top 66%)11828(Top 73%)11828(Top 210%)
30K18.64 mi3.11 mi15185-9010375+1710375+1715569(Top 55%)10316(Top 64%)10316(Top 183%)
20M20.00 mi1.36 mi15994-80910685-31010685-31022271(Top 78%)13167(Top 82%)13167(Top 233%)
21M21.00 mi1.00 mi16259-26510769-8410769-8420150(Top 71%)12098(Top 75%)12098(Top 214%)
35K21.75 mi0.75 mi16335-7610786-1710786-1718846(Top 66%)11415(Top 71%)11415(Top 202%)
23M23.00 mi1.25 mi16594-25910859-7310859-7319859(Top 70%)11829(Top 73%)11829(Top 210%)
24M24.00 mi1.00 mi16758-16410896-3710896-3719483(Top 69%)11617(Top 72%)11617(Top 206%)
40K24.85 mi0.85 mi16719+3910849+4710849+4715994(Top 56%)9920(Top 62%)9920(Top 176%)
25.2M25.20 mi0.35 mi16687+3210825+2410825+2414915(Top 53%)9372(Top 58%)9372(Top 166%)
Finish26.22 mi1.02 mi16765-7810831-610831-618746(Top 66%)11236(Top 70%)11236(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

13218

Males

9619

M18-39

9619

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

14788

Males

10334

M18-39

10334

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

13218

Males

9619

M18-39

9619

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12912

Males

9386

M18-39

9386

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

16333

Males

10909

M18-39

10909

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18692

Males

11828

M18-39

11828

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15569

Males

10316

M18-39

10316

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

22271

Males

13167

M18-39

13167

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20150

Males

12098

M18-39

12098

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

18846

Males

11415

M18-39

11415

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19859

Males

11829

M18-39

11829

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19483

Males

11617

M18-39

11617

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15994

Males

9920

M18-39

9920

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14915

Males

9372

M18-39

9372

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

18746

Males

11236

M18-39

11236

Passing Analysis

Category:
Athletes Passed
2261
Passed By
3567
Net Change
-1306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15459
5K → 10K493153+340#15459#15119
10K → 15K66518+647#15119#14472
15K → 20K45431+423#14472#14049
20K → Half12128-116#14049#14165
Half → 25K31961-930#14165#15095
25K → 30K216306-90#15095#15185
30K → 20M16825-809#15185#15994
20M → 21M43308-265#15994#16259
21M → 35K42118-76#16259#16335
35K → 23M55314-259#16335#16594
23M → 24M37201-164#16594#16758
24M → 40K9960+39#16758#16719
40K → 25.2M4816+32#16719#16687
25.2M → Finish50128-78#16687#16765
TOTALS22613567-1306
📊

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