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BOSTON MARATHON 2025

Gregory Klinkhamer

Bib: 5989•M

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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
20:41
Rank: #5071
Start → 5K
20:41 | 6:39/mi
10K· 6.21 mi
41:26
Rank: #5080 (-9)
5K → 10K
20:45 | 6:41/mi
15K· 9.32 mi
1:02:08
Rank: #4926 (+154)
10K → 15K
20:42 | 6:40/mi
20K· 12.43 mi
1:23:04
Rank: #4855 (+71)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:36
Rank: #4849 (+6)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:20
Rank: #4945 (-96)
Half → 25K
16:44 | 6:54/mi
30K· 18.64 mi
2:06:44
Rank: #5138 (-193)
25K → 30K
22:24 | 7:13/mi
20M
2:16:48
Rank: #5266 (-128)
30K → 20M
10:04 | 7:24/mi
21M
2:24:41
Rank: #5354 (-88)
20M → 21M
7:53 | 7:53/mi
35K· 21.75 mi
2:30:12
Rank: #5423 (-69)
21M → 35K
5:31 | 7:22/mi
23M
2:39:35
Rank: #5433 (-10)
35K → 23M
9:23 | 7:30/mi
24M
2:46:45
Rank: #5390 (+43)
23M → 24M
7:10 | 7:10/mi
40K· 24.85 mi
2:52:46
Rank: #5298 (+92)
24M → 40K
6:01 | 7:02/mi
25.2M
2:55:29
Rank: #5274 (+24)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:02:23
Rank: #5192 (+82)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:36
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:34:47
Pace7:14 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4320:416:3920:41
6:39
-
10K
6.21 mi10:46:2841:266:4020:45
6:41
+0:02
15K
9.32 mi11:07:101:02:086:4020:42
6:40
-0:01
20K
12.43 mi11:28:061:23:046:4120:56
6:44
+0:04
Half
13.11 mi11:32:381:27:366:414:32
6:39
-0:05
25K
15.53 mi11:49:221:44:206:4316:44
6:54
+0:15
30K
18.64 mi12:11:462:06:446:4822:24
7:13
+0:19
20M
20.00 mi12:21:502:16:486:5010:04
7:24
+0:11
21M
21.00 mi12:29:432:24:416:537:53
7:53
+0:29
35K
21.75 mi12:35:142:30:126:545:31
7:22
-0:31
23M
23.00 mi12:44:372:39:356:569:23
7:30
+0:08
24M
24.00 mi12:51:472:46:456:577:10
7:10
-0:20
40K
24.85 mi12:57:482:52:466:576:01
7:02
-0:08
25.2M
25.20 mi13:00:312:55:296:582:43
7:53
+0:51
Finish
26.22 mi13:07:253:02:236:586:54
6:46
-1:07

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

6:39 /mi

Average Pace

6:58 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:49

80% of race

Time at Steady Pace

24:58

14% of race

Time at Slower Pace

10:36

6% of race

Average Pace: 6:57 /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 mi10:25:4320:416:3920:41
6:39
#5071
10K
6.21 mi10:46:2841:266:4020:45
6:41
#5080
15K
9.32 mi11:07:101:02:086:4020:42
6:40
#4926
20K
12.43 mi11:28:061:23:046:4120:56
6:44
#4855
Half
13.11 mi11:32:381:27:366:414:32
6:39
#4849
25K
15.53 mi11:49:221:44:206:4316:44
6:54
#4945
30K
18.64 mi12:11:462:06:446:4822:24
7:13
#5138
20M
20.00 mi12:21:502:16:486:5010:04
7:24
#5266
21M
21.00 mi12:29:432:24:416:537:53
7:53
#5354
35K
21.75 mi12:35:142:30:126:545:31
7:22
#5423
23M
23.00 mi12:44:372:39:356:569:23
7:30
#5433
24M
24.00 mi12:51:472:46:456:577:10
7:10
#5390
40K
24.85 mi12:57:482:52:466:576:01
7:02
#5298
25.2M
25.20 mi13:00:312:55:296:582:43
7:53
#5274
Finish
26.22 mi13:07:253:02:236:586:54
6:46
#5192
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5071473347334751(Top 17%)4435(Top 28%)4435(Top 79%)
10K6.21 mi3.10 mi5080-9473347335144(Top 18%)4787(Top 30%)4787(Top 85%)
15K9.32 mi3.11 mi4926+1544595+1384595+1384751(Top 17%)4435(Top 28%)4435(Top 79%)
20K12.43 mi3.11 mi4855+714524+714524+714762(Top 17%)4407(Top 27%)4407(Top 78%)
Half13.11 mi0.68 mi4849+64520+44520+44777(Top 17%)4437(Top 28%)4437(Top 79%)
25K15.53 mi2.42 mi4945-964593-734593-735673(Top 20%)5135(Top 32%)5135(Top 91%)
30K18.64 mi3.11 mi5138-1934728-1354728-1355952(Top 21%)5271(Top 33%)5271(Top 93%)
20M20.00 mi1.36 mi5266-1284828-1004828-1006397(Top 23%)5450(Top 34%)5450(Top 97%)
21M21.00 mi1.00 mi5354-884894-664894-666645(Top 23%)5456(Top 34%)5456(Top 97%)
35K21.75 mi0.75 mi5423-694946-524946-527649(Top 27%)6066(Top 38%)6066(Top 108%)
23M23.00 mi1.25 mi5433-104943+34943+36562(Top 23%)5329(Top 33%)5329(Top 94%)
24M24.00 mi1.00 mi5390+434897+464897+465589(Top 20%)4652(Top 29%)4652(Top 82%)
40K24.85 mi0.85 mi5298+924812+854812+854110(Top 14%)3568(Top 22%)3568(Top 63%)
25.2M25.20 mi0.35 mi5274+244785+274785+275229(Top 18%)4250(Top 26%)4250(Top 75%)
Finish26.22 mi1.02 mi5192+824708+774708+774308(Top 15%)3652(Top 23%)3652(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4751

Males

4435

M18-39

4435

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5144

Males

4787

M18-39

4787

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4751

Males

4435

M18-39

4435

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4762

Males

4407

M18-39

4407

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4777

Males

4437

M18-39

4437

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5673

Males

5135

M18-39

5135

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5952

Males

5271

M18-39

5271

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6397

Males

5450

M18-39

5450

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6645

Males

5456

M18-39

5456

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7649

Males

6066

M18-39

6066

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6562

Males

5329

M18-39

5329

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5589

Males

4652

M18-39

4652

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4110

Males

3568

M18-39

3568

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5229

Males

4250

M18-39

4250

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4308

Males

3652

M18-39

3652

Passing Analysis

Category:
Athletes Passed
1261
Passed By
1382
Net Change
-121
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5071
5K → 10K170179-9#5071#5080
10K → 15K21258+154#5080#4926
15K → 20K16089+71#4926#4855
20K → Half2822+6#4855#4849
Half → 25K77173-96#4849#4945
25K → 30K116309-193#4945#5138
30K → 20M38166-128#5138#5266
20M → 21M55143-88#5266#5354
21M → 35K3099-69#5354#5423
35K → 23M8191-10#5423#5433
23M → 24M6522+43#5433#5390
24M → 40K10210+92#5390#5298
40K → 25.2M3410+24#5298#5274
25.2M → Finish9311+82#5274#5192
TOTALS12611382-121
📊

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