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BOSTON MARATHON 2025

Ilhan Oh

Bib: 22357•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:39
Rank: #20335
Start → 5K
26:39 | 8:35/mi
10K· 6.21 mi
53:25
Rank: #20377 (-42)
5K → 10K
26:46 | 8:37/mi
15K· 9.32 mi
1:20:23
Rank: #20333 (+44)
10K → 15K
26:58 | 8:41/mi
20K· 12.43 mi
1:48:03
Rank: #20384 (-51)
15K → 20K
27:40 | 8:54/mi
Half· 13.11 mi
1:53:56
Rank: #20356 (+28)
20K → Half
5:53 | 8:37/mi
25K· 15.53 mi
2:15:40
Rank: #20267 (+89)
Half → 25K
21:44 | 8:58/mi
30K· 18.64 mi
2:45:35
Rank: #20293 (-26)
25K → 30K
29:55 | 9:38/mi
20M
2:58:51
Rank: #20281 (+12)
30K → 20M
13:16 | 9:46/mi
21M
3:09:23
Rank: #20284 (-3)
20M → 21M
10:32 | 10:32/mi
35K· 21.75 mi
3:16:37
Rank: #20303 (-19)
21M → 35K
7:14 | 9:40/mi
23M
3:28:44
Rank: #20263 (+40)
35K → 23M
12:07 | 9:41/mi
24M
3:38:48
Rank: #20373 (-110)
23M → 24M
10:04 | 10:04/mi
40K· 24.85 mi
3:47:14
Rank: #20370 (+3)
24M → 40K
8:26 | 9:52/mi
25.2M
3:50:47
Rank: #20354 (+16)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
4:00:27
Rank: #20423 (-69)
25.2M → Finish
9:40 | 9:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:56
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time2:06:31
Pace9:39 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4726:398:3526:39
8:35
-
10K
6.21 mi11:51:3353:258:3626:46
8:37
+0:02
15K
9.32 mi12:18:311:20:238:3726:58
8:41
+0:04
20K
12.43 mi12:46:111:48:038:4227:40
8:54
+0:13
Half
13.11 mi12:52:041:53:568:415:53
8:37
-0:17
25K
15.53 mi13:13:482:15:408:4421:44
8:58
+0:21
30K
18.64 mi13:43:432:45:358:5329:55
9:38
+0:40
20M
20.00 mi13:56:592:58:518:5713:16
9:46
+0:08
21M
21.00 mi14:07:313:09:239:0110:32
10:32
+0:46
35K
21.75 mi14:14:453:16:379:027:14
9:40
-0:52
23M
23.00 mi14:26:523:28:449:0512:07
9:41
+0:01
24M
24.00 mi14:36:563:38:489:0710:04
10:04
+0:23
40K
24.85 mi14:45:223:47:149:098:26
9:52
-0:12
25.2M
25.20 mi14:48:553:50:479:093:33
10:18
+0:26
Finish
26.22 mi14:58:354:00:279:119:40
9:29
-0:49

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

8:35 /mi

Average Pace

9:11 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:40

56% of race

Time at Steady Pace

1:20:38

34% of race

Time at Slower Pace

24:09

10% of race

Average Pace: 9:10 /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 mi11:24:4726:398:3526:39
8:35
#20335
10K
6.21 mi11:51:3353:258:3626:46
8:37
#20377
15K
9.32 mi12:18:311:20:238:3726:58
8:41
#20333
20K
12.43 mi12:46:111:48:038:4227:40
8:54
#20384
Half
13.11 mi12:52:041:53:568:415:53
8:37
#20356
25K
15.53 mi13:13:482:15:408:4421:44
8:58
#20267
30K
18.64 mi13:43:432:45:358:5329:55
9:38
#20293
20M
20.00 mi13:56:592:58:518:5713:16
9:46
#20281
21M
21.00 mi14:07:313:09:239:0110:32
10:32
#20284
35K
21.75 mi14:14:453:16:379:027:14
9:40
#20303
23M
23.00 mi14:26:523:28:449:0512:07
9:41
#20263
24M
24.00 mi14:36:563:38:489:0710:04
10:04
#20373
40K
24.85 mi14:45:223:47:149:098:26
9:52
#20370
25.2M
25.20 mi14:48:553:50:479:093:33
10:18
#20354
Finish
26.22 mi14:58:354:00:279:119:40
9:29
#20423
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20335125731257320359(Top 72%)12674(Top 79%)12674(Top 1007%)
10K6.21 mi3.10 mi20377-4212624-5112624-5120429(Top 72%)12671(Top 79%)12671(Top 1006%)
15K9.32 mi3.11 mi20333+4412614+1012614+1020359(Top 72%)12674(Top 79%)12674(Top 1007%)
20K12.43 mi3.11 mi20384-5112635-2112635-2120493(Top 72%)12670(Top 79%)12670(Top 1006%)
Half13.11 mi0.68 mi20356+2812624+1112624+1119907(Top 70%)12434(Top 77%)12434(Top 988%)
25K15.53 mi2.42 mi20267+8912571+5312571+5319740(Top 69%)12300(Top 76%)12300(Top 977%)
30K18.64 mi3.11 mi20293-2612543+2812543+2820466(Top 72%)12495(Top 78%)12495(Top 992%)
20M20.00 mi1.36 mi20281+1212511+3212511+3220159(Top 71%)12218(Top 76%)12218(Top 970%)
21M21.00 mi1.00 mi20284-312488+2312488+2320100(Top 71%)12082(Top 75%)12082(Top 960%)
35K21.75 mi0.75 mi20303-1912486+212486+220889(Top 74%)12394(Top 77%)12394(Top 984%)
23M23.00 mi1.25 mi20263+4012443+4312443+4319364(Top 68%)11606(Top 72%)11606(Top 922%)
24M24.00 mi1.00 mi20373-11012484-4112484-4121529(Top 76%)12603(Top 78%)12603(Top 1001%)
40K24.85 mi0.85 mi20370+312464+2012464+2019987(Top 70%)11785(Top 73%)11785(Top 936%)
25.2M25.20 mi0.35 mi20354+1612449+1512449+1518255(Top 64%)10948(Top 68%)10948(Top 870%)
Finish26.22 mi1.02 mi20423-6912466-1712466-1721116(Top 74%)12349(Top 77%)12349(Top 981%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

20359

Males

12674

M60-64

12674

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20429

Males

12671

M60-64

12671

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

20359

Males

12674

M60-64

12674

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20493

Males

12670

M60-64

12670

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

19907

Males

12434

M60-64

12434

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19740

Males

12300

M60-64

12300

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

20466

Males

12495

M60-64

12495

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

20159

Males

12218

M60-64

12218

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20100

Males

12082

M60-64

12082

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

20889

Males

12394

M60-64

12394

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

19364

Males

11606

M60-64

11606

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21529

Males

12603

M60-64

12603

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19987

Males

11785

M60-64

11785

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18255

Males

10948

M60-64

10948

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

21116

Males

12349

M60-64

12349

Passing Analysis

Category:
Athletes Passed
1613
Passed By
1701
Net Change
-88
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20335
5K → 10K267309-42#20335#20377
10K → 15K207163+44#20377#20333
15K → 20K164215-51#20333#20384
20K → Half4719+28#20384#20356
Half → 25K202113+89#20356#20267
25K → 30K221247-26#20267#20293
30K → 20M10694+12#20293#20281
20M → 21M9598-3#20281#20284
21M → 35K4463-19#20284#20303
35K → 23M11171+40#20303#20263
23M → 24M22132-110#20263#20373
24M → 40K6562+3#20373#20370
40K → 25.2M2913+16#20370#20354
25.2M → Finish33102-69#20354#20423
TOTALS16131701-88
📊

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