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BOSTON MARATHON 2023

Donald Halpin

Bib: 24652•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:49
Rank: #20230
Start → 5K
27:49 | 8:57/mi
10K· 6.21 mi
55:17
Rank: #20179 (+51)
5K → 10K
27:28 | 8:50/mi
15K· 9.32 mi
1:22:57
Rank: #20121 (+58)
10K → 15K
27:40 | 8:54/mi
20K· 12.43 mi
1:50:50
Rank: #19951 (+170)
15K → 20K
27:53 | 8:58/mi
Half· 13.11 mi
1:56:55
Rank: #19957 (-6)
20K → Half
6:05 | 8:55/mi
25K· 15.53 mi
2:19:27
Rank: #20005 (-48)
Half → 25K
22:32 | 9:18/mi
30K· 18.64 mi
2:49:29
Rank: #20019 (-14)
25K → 30K
30:02 | 9:40/mi
20M
3:03:28
Rank: #20147 (-128)
30K → 20M
13:59 | 10:17/mi
21M
3:14:29
Rank: #20194 (-47)
20M → 21M
11:01 | 11:01/mi
35K· 21.75 mi
3:21:42
Rank: #20194
21M → 35K
7:13 | 9:39/mi
23M
3:35:04
Rank: #20306 (-112)
35K → 23M
13:22 | 10:41/mi
24M
3:45:25
Rank: #20366 (-60)
23M → 24M
10:21 | 10:21/mi
40K· 24.85 mi
3:54:41
Rank: #20428 (-62)
24M → 40K
9:16 | 10:50/mi
25.2M
3:58:43
Rank: #20456 (-28)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:09:03
Rank: #20544 (-88)
25.2M → Finish
10:20 | 10:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:55
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:12:08
Pace10:05 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:1227:498:5727:49
8:57
-
10K
6.21 mi12:10:4055:178:5427:28
8:50
-0:07
15K
9.32 mi12:38:201:22:578:5427:40
8:54
+0:04
20K
12.43 mi13:06:131:50:508:5527:53
8:58
+0:04
Half
13.11 mi13:12:181:56:558:556:05
8:55
-0:03
25K
15.53 mi13:34:502:19:278:5922:32
9:18
+0:23
30K
18.64 mi14:04:522:49:299:0630:02
9:40
+0:22
20M
20.00 mi14:18:513:03:289:1013:59
10:17
+0:37
21M
21.00 mi14:29:523:14:299:1611:01
11:01
+0:44
35K
21.75 mi14:37:053:21:429:167:13
9:39
-1:22
23M
23.00 mi14:50:273:35:049:2113:22
10:41
+1:02
24M
24.00 mi15:00:483:45:259:2410:21
10:21
-0:20
40K
24.85 mi15:10:043:54:419:279:16
10:50
+0:29
25.2M
25.20 mi15:14:063:58:439:284:02
11:42
+0:52
Finish
26.22 mi15:24:264:09:039:3010:20
10:08
-1:34

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

8:50 /mi

Average Pace

9:30 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:55

47% of race

Time at Steady Pace

59:47

24% of race

Time at Slower Pace

1:12:21

29% of race

Average Pace: 9:30 /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 mi11:43:1227:498:5727:49
8:57
#20230
10K
6.21 mi12:10:4055:178:5427:28
8:50
#20179
15K
9.32 mi12:38:201:22:578:5427:40
8:54
#20121
20K
12.43 mi13:06:131:50:508:5527:53
8:58
#19951
Half
13.11 mi13:12:181:56:558:556:05
8:55
#19957
25K
15.53 mi13:34:502:19:278:5922:32
9:18
#20005
30K
18.64 mi14:04:522:49:299:0630:02
9:40
#20019
20M
20.00 mi14:18:513:03:289:1013:59
10:17
#20147
21M
21.00 mi14:29:523:14:299:1611:01
11:01
#20194
35K
21.75 mi14:37:053:21:429:167:13
9:39
#20194
23M
23.00 mi14:50:273:35:049:2113:22
10:41
#20306
24M
24.00 mi15:00:483:45:259:2410:21
10:21
#20366
40K
24.85 mi15:10:043:54:419:279:16
10:50
#20428
25.2M
25.20 mi15:14:063:58:439:284:02
11:42
#20456
Finish
26.22 mi15:24:264:09:039:3010:20
10:08
#20544
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20230122531225320060(Top 75%)12325(Top 81%)12325(Top 233%)
10K6.21 mi3.10 mi20179+5112296-4312296-4320134(Top 76%)12338(Top 81%)12338(Top 233%)
15K9.32 mi3.11 mi20121+5812295+112295+120060(Top 75%)12325(Top 81%)12325(Top 233%)
20K12.43 mi3.11 mi19951+17012233+6212233+6219579(Top 74%)12139(Top 80%)12139(Top 230%)
Half13.11 mi0.68 mi19957-612237-412237-420047(Top 75%)12341(Top 81%)12341(Top 234%)
25K15.53 mi2.42 mi20005-4812273-3612273-3620180(Top 76%)12365(Top 81%)12365(Top 234%)
30K18.64 mi3.11 mi20019-1412257+1612257+1620022(Top 75%)12223(Top 81%)12223(Top 231%)
20M20.00 mi1.36 mi20147-12812297-4012297-4021238(Top 80%)12670(Top 83%)12670(Top 240%)
21M21.00 mi1.00 mi20194-4712314-1712314-1720856(Top 78%)12451(Top 82%)12451(Top 236%)
35K21.75 mi0.75 mi2019412300+1412300+1420287(Top 76%)12161(Top 80%)12161(Top 230%)
23M23.00 mi1.25 mi20306-11212344-4412344-4421697(Top 82%)12769(Top 84%)12769(Top 242%)
24M24.00 mi1.00 mi20366-6012361-1712361-1721656(Top 81%)12712(Top 84%)12712(Top 241%)
40K24.85 mi0.85 mi20428-6212383-2212383-2222001(Top 83%)12824(Top 85%)12824(Top 243%)
25.2M25.20 mi0.35 mi20456-2812385-212385-221933(Top 82%)12810(Top 84%)12810(Top 242%)
Finish26.22 mi1.02 mi20544-8812414-2912414-2922118(Top 83%)12917(Top 85%)12917(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

20060

Males

12325

M18-39

12325

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

20134

Males

12338

M18-39

12338

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

20060

Males

12325

M18-39

12325

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

19579

Males

12139

M18-39

12139

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

20047

Males

12341

M18-39

12341

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

20180

Males

12365

M18-39

12365

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

20022

Males

12223

M18-39

12223

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21238

Males

12670

M18-39

12670

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20856

Males

12451

M18-39

12451

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20287

Males

12161

M18-39

12161

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21697

Males

12769

M18-39

12769

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21656

Males

12712

M18-39

12712

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22001

Males

12824

M18-39

12824

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21933

Males

12810

M18-39

12810

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22118

Males

12917

M18-39

12917

Passing Analysis

Category:
Athletes Passed
1372
Passed By
1686
Net Change
-314
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20230
5K → 10K340289+51#20230#20179
10K → 15K208150+58#20179#20121
15K → 20K25181+170#20121#19951
20K → Half3440-6#19951#19957
Half → 25K112160-48#19957#20005
25K → 30K152166-14#20005#20019
30K → 20M49177-128#20019#20147
20M → 21M60107-47#20147#20194
21M → 35K43430#20194#20194
35K → 23M39151-112#20194#20306
23M → 24M2383-60#20306#20366
24M → 40K2284-62#20366#20428
40K → 25.2M1745-28#20428#20456
25.2M → Finish22110-88#20456#20544
TOTALS13721686-314
📊

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