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BOSTON MARATHON 2023

Declan Healy

Bib: 29188•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
11:02/mi
34:17
↑ 97↓ 3451.5%
10K· 6.21 mi
11:22/mi
1:09:36
↑ 79↓ 1380.4%
15K· 9.32 mi
11:28/mi
1:45:12
↑ 67↓ 78
20K· 12.43 mi
11:26/mi
2:20:43
↑ 106↓ 860.1%
Half· 13.11 mi
10:45/mi
2:28:03
↑ 19↓ 370.5%
25K· 15.53 mi
11:40/mi
2:56:20
↑ 66↓ 880.2%
30K· 18.64 mi
11:36/mi
3:32:22
↑ 181↓ 1480.2%
20M
11:53/mi
3:48:31
↑ 64↓ 500.2%
21M
12:33/mi
4:01:04
↑ 106↓ 241.6%
35K· 21.75 mi
11:28/mi
4:09:39
↑ 17↓ 861.7%
23M
12:20/mi
4:25:06
↑ 23↓ 630.6%
24M
11:15/mi
4:36:21
↓ 821.3%
40K· 24.85 mi
12:18/mi
4:46:52
↓ 200.3%
25.2M
12:46/mi
4:51:16
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
5:02:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:28:03
Pace11:18 /mi
2nd Half
Distance13.11 mi
Time2:34:02
Pace11:45 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:4034:1711:0234:17
11:02
-
10K
6.21 mi12:30:591:09:3611:1235:19
11:22
+0:20
15K
9.32 mi13:06:351:45:1211:1735:36
11:28
+0:06
20K
12.43 mi13:42:062:20:4311:1935:31
11:26
-0:02
Half
13.11 mi13:49:262:28:0311:187:20
10:45
-0:41
25K
15.53 mi14:17:432:56:2011:2128:17
11:40
+0:55
30K
18.64 mi14:53:453:32:2211:2436:02
11:36
-0:04
20M
20.00 mi15:09:543:48:3111:2616:09
11:53
+0:17
21M
21.00 mi15:22:274:01:0411:2912:33
12:33
+0:40
35K
21.75 mi15:31:024:09:3911:298:35
11:28
-1:05
23M
23.00 mi15:46:294:25:0611:3215:27
12:20
+0:52
24M
24.00 mi15:57:444:36:2111:3111:15
11:15
-1:05
40K
24.85 mi16:08:154:46:5211:3310:31
12:18
+1:03
25.2M
25.20 mi16:12:394:51:1611:344:24
12:46
+0:28
Finish
26.22 mi16:23:285:02:0511:3210:49
10:37
-2:09

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

10:37 /mi

Average Pace

11:32 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:26

17% of race

Time at Steady Pace

3:10:35

63% of race

Time at Slower Pace

59:04

20% of race

Average Pace: 11:31 /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 mi11:55:4034:1711:0234:17
11:02
#25727
10K
6.21 mi12:30:591:09:3611:1235:19
11:22
#25818
15K
9.32 mi13:06:351:45:1211:1735:36
11:28
#25781
20K
12.43 mi13:42:062:20:4311:1935:31
11:26
#25612
Half
13.11 mi13:49:262:28:0311:187:20
10:45
#25575
25K
15.53 mi14:17:432:56:2011:2128:17
11:40
#25445
30K
18.64 mi14:53:453:32:2211:2436:02
11:36
#25217
20M
20.00 mi15:09:543:48:3111:2616:09
11:53
#25140
21M
21.00 mi15:22:274:01:0411:2912:33
12:33
#25079
35K
21.75 mi15:31:024:09:3911:298:35
11:28
#25040
23M
23.00 mi15:46:294:25:0611:3215:27
12:20
#25021
24M
24.00 mi15:57:444:36:2111:3111:15
11:15
#24981
40K
24.85 mi16:08:154:46:5211:3310:31
12:18
#24967
25.2M
25.20 mi16:12:394:51:1611:344:24
12:46
#24964
Finish
26.22 mi16:23:285:02:0511:3210:49
10:37
#24914
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi25727148311483125672(Top 96%)14803(Top 98%)14803(Top 661%)
10K6.21 mi3.10 mi25818-9114864-3314864-3325855(Top 97%)14883(Top 98%)14883(Top 664%)
15K9.32 mi3.11 mi25781+3714858+614858+625672(Top 96%)14803(Top 98%)14803(Top 661%)
20K12.43 mi3.11 mi25612+16914776+8214776+8225163(Top 95%)14564(Top 96%)14564(Top 650%)
Half13.11 mi0.68 mi25575+3714758+1814758+1824591(Top 92%)14308(Top 94%)14308(Top 638%)
25K15.53 mi2.42 mi25445+13014696+6214696+6224859(Top 93%)14401(Top 95%)14401(Top 643%)
30K18.64 mi3.11 mi25217+22814589+10714589+10724005(Top 90%)13965(Top 92%)13965(Top 623%)
20M20.00 mi1.36 mi25140+7714544+4514544+4524059(Top 90%)13928(Top 92%)13928(Top 622%)
21M21.00 mi1.00 mi25079+6114510+3414510+3423515(Top 88%)13676(Top 90%)13676(Top 610%)
35K21.75 mi0.75 mi25040+3914483+2714483+2724057(Top 90%)13881(Top 91%)13881(Top 619%)
23M23.00 mi1.25 mi25021+1914465+1814465+1824416(Top 92%)14049(Top 93%)14049(Top 627%)
24M24.00 mi1.00 mi24981+4014443+2214443+2223504(Top 88%)13588(Top 90%)13588(Top 606%)
40K24.85 mi0.85 mi24967+1414433+1014433+1024229(Top 91%)13909(Top 92%)13909(Top 621%)
25.2M25.20 mi0.35 mi24964+314430+314430+323657(Top 89%)13627(Top 90%)13627(Top 608%)
Finish26.22 mi1.02 mi24914+5014399+3114399+3123240(Top 87%)13454(Top 89%)13454(Top 600%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25672

Males

14803

M40-44

14803

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

25855

Males

14883

M40-44

14883

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25672

Males

14803

M40-44

14803

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25163

Males

14564

M40-44

14564

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

24591

Males

14308

M40-44

14308

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

24859

Males

14401

M40-44

14401

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

24005

Males

13965

M40-44

13965

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

24059

Males

13928

M40-44

13928

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23515

Males

13676

M40-44

13676

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

24057

Males

13881

M40-44

13881

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

24416

Males

14049

M40-44

14049

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23504

Males

13588

M40-44

13588

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24229

Males

13909

M40-44

13909

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23657

Males

13627

M40-44

13627

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23240

Males

13454

M40-44

13454

Passing Analysis

Category:
Athletes Passed
1159
Passed By
346
Net Change
+813
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25727
5K → 10K83174-91#25727#25818
10K → 15K9962+37#25818#25781
15K → 20K18415+169#25781#25612
20K → Half392+37#25612#25575
Half → 25K1388+130#25575#25445
25K → 30K23810+228#25445#25217
30K → 20M847+77#25217#25140
20M → 21M7211+61#25140#25079
21M → 35K423+39#25079#25040
35K → 23M3718+19#25040#25021
23M → 24M488+40#25021#24981
24M → 40K3016+14#24981#24967
40K → 25.2M107+3#24967#24964
25.2M → Finish555+50#24964#24914
TOTALS1159346+813
📊

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