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BOSTON MARATHON 2025

Kurtis Corbett

Bib: 27959•M

FL

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:18/mi
28:54
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
54:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:19:17
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:44:18
↑ 106↓ 860.1%
Half· 13.11 mi
7:55/mi
1:49:42
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
2:09:41
↑ 66↓ 880.2%
30K· 18.64 mi
8:51/mi
2:37:11
↑ 181↓ 1480.2%
20M
8:57/mi
2:49:21
↑ 64↓ 500.2%
21M
9:37/mi
2:58:58
↑ 106↓ 241.6%
35K· 21.75 mi
9:01/mi
3:05:43
↑ 17↓ 861.7%
23M
9:28/mi
3:17:34
↑ 23↓ 630.6%
24M
11:26/mi
3:29:00
↓ 821.3%
40K· 24.85 mi
11:37/mi
3:38:56
↓ 200.3%
25.2M
14:39/mi
3:43:59
↑ 13↓ 160.2%
Finish· 26.22 mi
8:45/mi
3:52:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:42
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time2:03:12
Pace9:24 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0028:549:1828:54
9:18
-
10K
6.21 mi12:11:3554:298:4625:35
8:14
-1:04
15K
9.32 mi12:36:231:19:178:3024:48
7:59
-0:15
20K
12.43 mi13:01:241:44:188:2425:01
8:03
+0:04
Half
13.11 mi13:06:481:49:428:225:24
7:55
-0:08
25K
15.53 mi13:26:472:09:418:2119:59
8:15
+0:20
30K
18.64 mi13:54:172:37:118:2627:30
8:51
+0:36
20M
20.00 mi14:06:272:49:218:2812:10
8:57
+0:06
21M
21.00 mi14:16:042:58:588:319:37
9:37
+0:40
35K
21.75 mi14:22:493:05:438:326:45
9:01
-0:36
23M
23.00 mi14:34:403:17:348:3511:51
9:28
+0:27
24M
24.00 mi14:46:063:29:008:4311:26
11:26
+1:58
40K
24.85 mi14:56:023:38:568:499:56
11:37
+0:11
25.2M
25.20 mi15:01:053:43:598:535:03
14:39
+3:02
Finish
26.22 mi15:10:003:52:548:538:55
8:45
-5:54

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

7:55 /mi

Average Pace

8:53 /mi

Slowest Pace

14:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:13

24% of race

Time at Steady Pace

2:31:16

65% of race

Time at Slower Pace

26:25

11% of race

Average Pace: 8:53 /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 mi11:46:0028:549:1828:54
9:18
#23554
10K
6.21 mi12:11:3554:298:4625:35
8:14
#21264
15K
9.32 mi12:36:231:19:178:3024:48
7:59
#19697
20K
12.43 mi13:01:241:44:188:2425:01
8:03
#18607
Half
13.11 mi13:06:481:49:428:225:24
7:55
#18428
25K
15.53 mi13:26:472:09:418:2119:59
8:15
#17919
30K
18.64 mi13:54:172:37:118:2627:30
8:51
#17680
20M
20.00 mi14:06:272:49:218:2812:10
8:57
#17567
21M
21.00 mi14:16:042:58:588:319:37
9:37
#17505
35K
21.75 mi14:22:493:05:438:326:45
9:01
#17537
23M
23.00 mi14:34:403:17:348:3511:51
9:28
#17598
24M
24.00 mi14:46:063:29:008:4311:26
11:26
#18206
40K
24.85 mi14:56:023:38:568:499:56
11:37
#18667
25.2M
25.20 mi15:01:053:43:598:535:03
14:39
#18971
Finish
26.22 mi15:10:003:52:548:538:55
8:45
#18929
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23554140261402615899(Top 56%)10762(Top 67%)10762(Top 191%)
10K6.21 mi3.10 mi21264+229013011+101513011+101518128(Top 64%)11699(Top 73%)11699(Top 207%)
15K9.32 mi3.11 mi19697+156712352+65912352+65915899(Top 56%)10762(Top 67%)10762(Top 191%)
20K12.43 mi3.11 mi18607+109011876+47611876+47615293(Top 54%)10457(Top 65%)10457(Top 185%)
Half13.11 mi0.68 mi18428+17911800+7611800+7615203(Top 54%)10449(Top 65%)10449(Top 185%)
25K15.53 mi2.42 mi17919+50911562+23811562+23815571(Top 55%)10470(Top 65%)10470(Top 186%)
30K18.64 mi3.11 mi17680+23911405+15711405+15716902(Top 60%)10878(Top 68%)10878(Top 193%)
20M20.00 mi1.36 mi17567+11311334+7111334+7116552(Top 58%)10615(Top 66%)10615(Top 188%)
21M21.00 mi1.00 mi17505+6211282+5211282+5216621(Top 59%)10539(Top 65%)10539(Top 187%)
35K21.75 mi0.75 mi17537-32112821128218320(Top 64%)11190(Top 69%)11190(Top 198%)
23M23.00 mi1.25 mi17598-6111274+811274+818524(Top 65%)11230(Top 70%)11230(Top 199%)
24M24.00 mi1.00 mi18206-60811526-25211526-25224768(Top 87%)14179(Top 88%)14179(Top 251%)
40K24.85 mi0.85 mi18667-46111704-17811704-17824326(Top 86%)13925(Top 86%)13925(Top 247%)
25.2M25.20 mi0.35 mi18971-30411825-12111825-12126852(Top 95%)15189(Top 94%)15189(Top 269%)
Finish26.22 mi1.02 mi18929+4211789+3611789+3617765(Top 63%)10760(Top 67%)10760(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15899

Males

10762

M18-39

10762

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18128

Males

11699

M18-39

11699

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15899

Males

10762

M18-39

10762

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15293

Males

10457

M18-39

10457

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

15203

Males

10449

M18-39

10449

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15571

Males

10470

M18-39

10470

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16902

Males

10878

M18-39

10878

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

16552

Males

10615

M18-39

10615

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16621

Males

10539

M18-39

10539

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

18320

Males

11190

M18-39

11190

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

18524

Males

11230

M18-39

11230

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24768

Males

14179

M18-39

14179

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24326

Males

13925

M18-39

13925

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26852

Males

15189

M18-39

15189

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

17765

Males

10760

M18-39

10760

Passing Analysis

Category:
Athletes Passed
6548
Passed By
1923
Net Change
+4625
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23554
5K → 10K22911+2290#23554#21264
10K → 15K15670+1567#21264#19697
15K → 20K10933+1090#19697#18607
20K → Half1812+179#18607#18428
Half → 25K5156+509#18428#17919
25K → 30K349110+239#17919#17680
30K → 20M16451+113#17680#17567
20M → 21M13472+62#17567#17505
21M → 35K5789-32#17505#17537
35K → 23M89150-61#17537#17598
23M → 24M17625-608#17598#18206
24M → 40K10471-461#18206#18667
40K → 25.2M2306-304#18667#18971
25.2M → Finish7937+42#18971#18929
TOTALS65481923+4625
📊

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