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BOSTON MARATHON 2023

Christopher Mcgreevy

Bib: 29576•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
28:12
Rank: #20773
Start → 5K
28:12 | 9:05/mi
10K· 6.21 mi
54:24
Rank: #19432 (+1341)
5K → 10K
26:12 | 8:26/mi
15K· 9.32 mi
1:21:14
Rank: #19131 (+301)
10K → 15K
26:50 | 8:38/mi
20K· 12.43 mi
1:48:15
Rank: #18850 (+281)
15K → 20K
27:01 | 8:42/mi
Half· 13.11 mi
1:54:16
Rank: #18886 (-36)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:17:12
Rank: #19270 (-384)
Half → 25K
22:56 | 9:28/mi
30K· 18.64 mi
2:49:45
Rank: #20082 (-812)
25K → 30K
32:33 | 10:29/mi
20M
3:05:17
Rank: #20489 (-407)
30K → 20M
15:32 | 11:26/mi
21M
3:17:52
Rank: #20768 (-279)
20M → 21M
12:35 | 12:35/mi
35K· 21.75 mi
3:26:08
Rank: #20902 (-134)
21M → 35K
8:16 | 11:03/mi
23M
3:40:52
Rank: #21138 (-236)
35K → 23M
14:44 | 11:46/mi
24M
3:52:42
Rank: #21355 (-217)
23M → 24M
11:50 | 11:50/mi
40K· 24.85 mi
4:03:32
Rank: #21600 (-245)
24M → 40K
10:50 | 12:40/mi
25.2M
4:08:14
Rank: #21686 (-86)
40K → 25.2M
4:42 | 13:38/mi
Finish· 26.22 mi
4:19:27
Rank: #21786 (-100)
25.2M → Finish
11:13 | 11:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:16
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time2:25:11
Pace11:05 /mi
📊Positive Split: 27.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1328:129:0528:12
9:05
-
10K
6.21 mi12:14:2554:248:4526:12
8:26
-0:39
15K
9.32 mi12:41:151:21:148:4326:50
8:38
+0:12
20K
12.43 mi13:08:161:48:158:4327:01
8:42
+0:04
Half
13.11 mi13:14:171:54:168:436:01
8:49
+0:07
25K
15.53 mi13:37:132:17:128:5022:56
9:28
+0:39
30K
18.64 mi14:09:462:49:459:0632:33
10:29
+1:01
20M
20.00 mi14:25:183:05:179:1615:32
11:26
+0:57
21M
21.00 mi14:37:533:17:529:2512:35
12:35
+1:09
35K
21.75 mi14:46:093:26:089:298:16
11:03
-1:32
23M
23.00 mi15:00:533:40:529:3614:44
11:46
+0:43
24M
24.00 mi15:12:433:52:429:4211:50
11:50
+0:04
40K
24.85 mi15:23:334:03:329:4810:50
12:40
+0:50
25.2M
25.20 mi15:28:154:08:149:514:42
13:38
+0:58
Finish
26.22 mi15:39:284:19:279:5411:13
11:00
-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

8:26 /mi

Average Pace

9:54 /mi

Slowest Pace

13:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:12

53% of race

Time at Steady Pace

1:22:18

32% of race

Time at Slower Pace

39:57

15% of race

Average Pace: 9:54 /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 mi11:48:1328:129:0528:12
9:05
#20773
10K
6.21 mi12:14:2554:248:4526:12
8:26
#19432
15K
9.32 mi12:41:151:21:148:4326:50
8:38
#19131
20K
12.43 mi13:08:161:48:158:4327:01
8:42
#18850
Half
13.11 mi13:14:171:54:168:436:01
8:49
#18886
25K
15.53 mi13:37:132:17:128:5022:56
9:28
#19270
30K
18.64 mi14:09:462:49:459:0632:33
10:29
#20082
20M
20.00 mi14:25:183:05:179:1615:32
11:26
#20489
21M
21.00 mi14:37:533:17:529:2512:35
12:35
#20768
35K
21.75 mi14:46:093:26:089:298:16
11:03
#20902
23M
23.00 mi15:00:533:40:529:3614:44
11:46
#21138
24M
24.00 mi15:12:433:52:429:4211:50
11:50
#21355
40K
24.85 mi15:23:334:03:329:4810:50
12:40
#21600
25.2M
25.20 mi15:28:154:08:149:514:42
13:38
#21686
Finish
26.22 mi15:39:284:19:279:5411:13
11:00
#21786
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20773124991249918655(Top 70%)11744(Top 77%)11744(Top 222%)
10K6.21 mi3.10 mi19432+134111995+50411995+50417812(Top 67%)11418(Top 75%)11418(Top 216%)
15K9.32 mi3.11 mi19131+30111898+9711898+9718655(Top 70%)11744(Top 77%)11744(Top 222%)
20K12.43 mi3.11 mi18850+28111803+9511803+9518095(Top 68%)11515(Top 76%)11515(Top 218%)
Half13.11 mi0.68 mi18886-3611814-1111814-1119585(Top 74%)12148(Top 80%)12148(Top 230%)
25K15.53 mi2.42 mi19270-38411965-15111965-15120698(Top 78%)12578(Top 83%)12578(Top 238%)
30K18.64 mi3.11 mi20082-81212290-32512290-32522156(Top 83%)13151(Top 87%)13151(Top 249%)
20M20.00 mi1.36 mi20489-40712455-16512455-16523401(Top 88%)13642(Top 90%)13642(Top 258%)
21M21.00 mi1.00 mi20768-27912577-12212577-12223550(Top 88%)13690(Top 90%)13690(Top 259%)
35K21.75 mi0.75 mi20902-13412617-4012617-4023376(Top 88%)13548(Top 89%)13548(Top 256%)
23M23.00 mi1.25 mi21138-23612707-9012707-9023664(Top 89%)13707(Top 90%)13707(Top 259%)
24M24.00 mi1.00 mi21355-21712796-8912796-8924305(Top 91%)13950(Top 92%)13950(Top 264%)
40K24.85 mi0.85 mi21600-24512902-10612902-10624627(Top 93%)14115(Top 93%)14115(Top 267%)
25.2M25.20 mi0.35 mi21686-8612931-2912931-2924638(Top 93%)14105(Top 93%)14105(Top 267%)
Finish26.22 mi1.02 mi21786-10012980-4912980-4923974(Top 90%)13801(Top 91%)13801(Top 261%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18655

Males

11744

M18-39

11744

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

17812

Males

11418

M18-39

11418

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18655

Males

11744

M18-39

11744

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

18095

Males

11515

M18-39

11515

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

19585

Males

12148

M18-39

12148

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20698

Males

12578

M18-39

12578

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22156

Males

13151

M18-39

13151

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

23401

Males

13642

M18-39

13642

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23550

Males

13690

M18-39

13690

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23376

Males

13548

M18-39

13548

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

23664

Males

13707

M18-39

13707

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

24305

Males

13950

M18-39

13950

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24627

Males

14115

M18-39

14115

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24638

Males

14105

M18-39

14105

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23974

Males

13801

M18-39

13801

Passing Analysis

Category:
Athletes Passed
2271
Passed By
3284
Net Change
-1013
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20773
5K → 10K137332+1341#20773#19432
10K → 15K37978+301#19432#19131
15K → 20K33049+281#19131#18850
20K → Half1248-36#18850#18886
Half → 25K49433-384#18886#19270
25K → 30K32844-812#19270#20082
30K → 20M17424-407#20082#20489
20M → 21M17296-279#20489#20768
21M → 35K14148-134#20768#20902
35K → 23M19255-236#20902#21138
23M → 24M11228-217#21138#21355
24M → 40K4249-245#21355#21600
40K → 25.2M692-86#21600#21686
25.2M → Finish8108-100#21686#21786
TOTALS22713284-1013
📊

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