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BOSTON MARATHON 2023

Colm Homan

Bib: 25297 M BM

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:34/mi
26:36
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:43/mi
53:41
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:50/mi
1:21:08
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:15/mi
1:49:52
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:18/mi
1:56:13
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:29/mi
2:19:13
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:31/mi
2:51:53
↑ 181↓ 1480.2%
138 ft elev
20M
11:01/mi
3:06:51
↑ 64↓ 500.2%
148 ft elev
21M
12:14/mi
3:19:05
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:01/mi
3:26:35
↑ 17↓ 861.7%
156 ft elev
23M
11:04/mi
3:40:26
↑ 23↓ 630.6%
116 ft elev
24M
10:36/mi
3:51:02
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:56/mi
4:00:23
↓ 200.3%
20 ft elev
25.2M
12:51/mi
4:04:49
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:13/mi
4:15:14
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:56:138:52 /mi⚡ faster
2nd Half
2:19:0110:36 /mi+19.6%
Positive split — 19.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:2426:368:3426:36
8:34
-
10K
6.21 mi12:09:2953:418:3827:05
8:43
+0:09
15K
9.32 mi12:36:561:21:088:4227:27
8:50
+0:07
20K
12.43 mi13:05:401:49:528:5028:44
9:15
+0:25
Half
13.11 mi13:12:011:56:138:526:21
9:18
+0:03
25K
15.53 mi13:35:012:19:138:5823:00
9:29
+0:11
30K
18.64 mi14:07:412:51:539:1332:40
10:31
+1:02
20M
20.00 mi14:22:393:06:519:2114:58
11:01
+0:30
21M
21.00 mi14:34:533:19:059:2912:14
12:14
+1:13
35K
21.75 mi14:42:233:26:359:307:30
10:01
-2:13
23M
23.00 mi14:56:143:40:269:3513:51
11:04
+1:03
24M
24.00 mi15:06:503:51:029:3810:36
10:36
-0:28
40K
24.85 mi15:16:114:00:239:409:21
10:56
+0:20
25.2M
25.20 mi15:20:374:04:499:434:26
12:51
+1:55
Finish
26.22 mi15:31:024:15:149:4510:25
10:13
-2:38

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

8:34 /mi

Average Pace

9:45 /mi

Slowest Pace

12:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:19:13

55% of race

Time at Steady Pace

1:01:11

24% of race

Time at Slower Pace

54:50

21% of race

Average Pace: 9:44 /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 mi11:42:2426:368:3426:36
8:34
#17972
10K
6.21 mi12:09:2953:418:3827:05
8:43
#18742
15K
9.32 mi12:36:561:21:088:4227:27
8:50
#19075
20K
12.43 mi13:05:401:49:528:5028:44
9:15
#19540
Half
13.11 mi13:12:011:56:138:526:21
9:18
#19689
25K
15.53 mi13:35:012:19:138:5823:00
9:29
#19942
30K
18.64 mi14:07:412:51:539:1332:40
10:31
#20528
20M
20.00 mi14:22:393:06:519:2114:58
11:01
#20752
21M
21.00 mi14:34:533:19:059:2912:14
12:14
#20951
35K
21.75 mi14:42:233:26:359:307:30
10:01
#20961
23M
23.00 mi14:56:143:40:269:3513:51
11:04
#21076
24M
24.00 mi15:06:503:51:029:3810:36
10:36
#21131
40K
24.85 mi15:16:114:00:239:409:21
10:56
#21185
25.2M
25.20 mi15:20:374:04:499:434:26
12:51
#21253
Finish
26.22 mi15:31:024:15:149:4510:25
10:13
#21283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi179721141711417197031217812178
10K6.21 mi3.10 mi18742-77011749-33211749-332195121210112101
15K9.32 mi3.11 mi19075-33311877-12811877-128197031217812178
20K12.43 mi3.11 mi19540-46512071-19412071-194207711265612656
Half13.11 mi0.68 mi19689-14912140-6912140-69215161297012970
25K15.53 mi2.42 mi19942-25312240-10012240-100207881260712607
30K18.64 mi3.11 mi20528-58612486-24612486-246222391317813178
20M20.00 mi1.36 mi20752-22412583-9712583-97227271332613326
21M21.00 mi1.00 mi20951-19912651-6812651-68230871347113471
35K21.75 mi0.75 mi20961-1012640+1112640+11213191263212632
23M23.00 mi1.25 mi21076-11512680-4012680-40224401312613126
24M24.00 mi1.00 mi21131-5512691-1112691-11222281297912979
40K24.85 mi0.85 mi21185-5412705-1412705-14222101294312943
25.2M25.20 mi0.35 mi21253-6812739-3412739-34237711366813668
Finish26.22 mi1.02 mi21283-3012746-712746-7223451302313023

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19703

Males

12178

M50-54

12178

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

19512

Males

12101

M50-54

12101

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19703

Males

12178

M50-54

12178

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20771

Males

12656

M50-54

12656

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

21516

Males

12970

M50-54

12970

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20788

Males

12607

M50-54

12607

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22239

Males

13178

M50-54

13178

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

22727

Males

13326

M50-54

13326

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23087

Males

13471

M50-54

13471

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

21319

Males

12632

M50-54

12632

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22440

Males

13126

M50-54

13126

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

22228

Males

12979

M50-54

12979

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22210

Males

12943

M50-54

12943

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23771

Males

13668

M50-54

13668

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

22345

Males

13023

M50-54

13023

Passing Analysis

Category:
Athletes Passed
535
Passed By
3846
Net Change
-3311
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17972
5K → 10K96866-770#17972#18742
10K → 15K81414-333#18742#19075
15K → 20K60525-465#19075#19540
20K → Half4153-149#19540#19689
Half → 25K51304-253#19689#19942
25K → 30K37623-586#19942#20528
30K → 20M25249-224#20528#20752
20M → 21M21220-199#20752#20951
21M → 35K3040-10#20951#20961
35K → 23M36151-115#20961#21076
23M → 24M3489-55#21076#21131
24M → 40K3185-54#21131#21185
40K → 25.2M674-68#21185#21253
25.2M → Finish2353-30#21253#21283
TOTALS5353846-3311

Passing Charts

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