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BOSTON MARATHON 2023

Robert Carr

Bib: 30584•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:36
Rank: #23864
Start → 5K
31:36 | 10:10/mi
10K· 6.21 mi
1:03:49
Rank: #24203 (-339)
5K → 10K
32:13 | 10:22/mi
15K· 9.32 mi
1:36:15
Rank: #24281 (-78)
10K → 15K
32:26 | 10:26/mi
20K· 12.43 mi
2:10:28
Rank: #24410 (-129)
15K → 20K
34:13 | 11:01/mi
Half· 13.11 mi
2:17:38
Rank: #24406 (+4)
20K → Half
7:10 | 10:30/mi
25K· 15.53 mi
2:44:29
Rank: #24328 (+78)
Half → 25K
26:51 | 11:04/mi
30K· 18.64 mi
3:21:14
Rank: #24354 (-26)
25K → 30K
36:45 | 11:50/mi
20M
3:38:41
Rank: #24433 (-79)
30K → 20M
17:27 | 12:51/mi
21M
3:51:32
Rank: #24404 (+29)
20M → 21M
12:51 | 12:51/mi
35K· 21.75 mi
3:59:47
Rank: #24361 (+43)
21M → 35K
8:15 | 11:02/mi
23M
4:14:08
Rank: #24304 (+57)
35K → 23M
14:21 | 11:28/mi
24M
4:25:10
Rank: #24261 (+43)
23M → 24M
11:02 | 11:02/mi
40K· 24.85 mi
4:34:53
Rank: #24222 (+39)
24M → 40K
9:43 | 11:22/mi
25.2M
4:39:12
Rank: #24207 (+15)
40K → 25.2M
4:19 | 12:31/mi
Finish· 26.22 mi
4:49:51
Rank: #24170 (+37)
25.2M → Finish
10:39 | 10:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:38
Pace10:30 /mi
2nd Half
Distance13.11 mi
Time2:32:13
Pace11:37 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4231:3610:1031:36
10:10
-
10K
6.21 mi12:24:551:03:4910:1632:13
10:22
+0:12
15K
9.32 mi12:57:211:36:1510:2032:26
10:26
+0:04
20K
12.43 mi13:31:342:10:2810:3034:13
11:01
+0:35
Half
13.11 mi13:38:442:17:3810:307:10
10:30
-0:31
25K
15.53 mi14:05:352:44:2910:3526:51
11:04
+0:34
30K
18.64 mi14:42:203:21:1410:4836:45
11:50
+0:46
20M
20.00 mi14:59:473:38:4110:5617:27
12:51
+1:01
21M
21.00 mi15:12:383:51:3211:0212:51
12:51
0:00
35K
21.75 mi15:20:533:59:4711:028:15
11:02
-1:49
23M
23.00 mi15:35:144:14:0811:0314:21
11:28
+0:26
24M
24.00 mi15:46:164:25:1011:0311:02
11:02
-0:26
40K
24.85 mi15:55:594:34:5311:049:43
11:22
+0:20
25.2M
25.20 mi16:00:184:39:1211:054:19
12:31
+1:09
Finish
26.22 mi16:10:574:49:5111:0410:39
10:27
-2:04

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

10:10 /mi

Average Pace

11:04 /mi

Slowest Pace

12:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:04

39% of race

Time at Steady Pace

1:30:04

31% of race

Time at Slower Pace

1:25:43

30% of race

Average Pace: 11:03 /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 mi11:52:4231:3610:1031:36
10:10
#23864
10K
6.21 mi12:24:551:03:4910:1632:13
10:22
#24203
15K
9.32 mi12:57:211:36:1510:2032:26
10:26
#24281
20K
12.43 mi13:31:342:10:2810:3034:13
11:01
#24410
Half
13.11 mi13:38:442:17:3810:307:10
10:30
#24406
25K
15.53 mi14:05:352:44:2910:3526:51
11:04
#24328
30K
18.64 mi14:42:203:21:1410:4836:45
11:50
#24354
20M
20.00 mi14:59:473:38:4110:5617:27
12:51
#24433
21M
21.00 mi15:12:383:51:3211:0212:51
12:51
#24404
35K
21.75 mi15:20:533:59:4711:028:15
11:02
#24361
23M
23.00 mi15:35:144:14:0811:0314:21
11:28
#24304
24M
24.00 mi15:46:164:25:1011:0311:02
11:02
#24261
40K
24.85 mi15:55:594:34:5311:049:43
11:22
#24222
25.2M
25.20 mi16:00:184:39:1211:054:19
12:31
#24207
Finish
26.22 mi16:10:574:49:5111:0410:39
10:27
#24170
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23864140211402124343(Top 91%)14236(Top 94%)14236(Top 1001%)
10K6.21 mi3.10 mi24203-33914184-16314184-16324426(Top 92%)14275(Top 94%)14275(Top 1004%)
15K9.32 mi3.11 mi24281-7814211-2714211-2724343(Top 91%)14236(Top 94%)14236(Top 1001%)
20K12.43 mi3.11 mi24410-12914266-5514266-5524643(Top 93%)14341(Top 94%)14341(Top 1009%)
Half13.11 mi0.68 mi24406+414263+314263+324216(Top 91%)14150(Top 93%)14150(Top 995%)
25K15.53 mi2.42 mi24328+7814213+5014213+5024088(Top 90%)14067(Top 93%)14067(Top 989%)
30K18.64 mi3.11 mi24354-2614209+414209+424303(Top 91%)14109(Top 93%)14109(Top 992%)
20M20.00 mi1.36 mi24433-7914234-2514234-2525052(Top 94%)14398(Top 95%)14398(Top 1013%)
21M21.00 mi1.00 mi24404+2914214+2014214+2023894(Top 90%)13838(Top 91%)13838(Top 973%)
35K21.75 mi0.75 mi24361+4314189+2514189+2523349(Top 88%)13541(Top 89%)13541(Top 952%)
23M23.00 mi1.25 mi24304+5714152+3714152+3723183(Top 87%)13478(Top 89%)13478(Top 948%)
24M24.00 mi1.00 mi24261+4314124+2814124+2823110(Top 87%)13400(Top 88%)13400(Top 942%)
40K24.85 mi0.85 mi24222+3914103+2114103+2123002(Top 86%)13323(Top 88%)13323(Top 937%)
25.2M25.20 mi0.35 mi24207+1514092+1114092+1123302(Top 88%)13456(Top 89%)13456(Top 946%)
Finish26.22 mi1.02 mi24170+3714070+2214070+2222906(Top 86%)13282(Top 88%)13282(Top 934%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

24343

Males

14236

M55-59

14236

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24426

Males

14275

M55-59

14275

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

24343

Males

14236

M55-59

14236

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24643

Males

14341

M55-59

14341

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24216

Males

14150

M55-59

14150

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

24088

Males

14067

M55-59

14067

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

24303

Males

14109

M55-59

14109

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

25052

Males

14398

M55-59

14398

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

23894

Males

13838

M55-59

13838

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23349

Males

13541

M55-59

13541

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23183

Males

13478

M55-59

13478

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23110

Males

13400

M55-59

13400

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

23002

Males

13323

M55-59

13323

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23302

Males

13456

M55-59

13456

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22906

Males

13282

M55-59

13282

Passing Analysis

Category:
Athletes Passed
833
Passed By
1139
Net Change
-306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23864
5K → 10K67406-339#23864#24203
10K → 15K97175-78#24203#24281
15K → 20K62191-129#24281#24410
20K → Half2117+4#24410#24406
Half → 25K11638+78#24406#24328
25K → 30K104130-26#24328#24354
30K → 20M25104-79#24354#24433
20M → 21M5425+29#24433#24404
21M → 35K518+43#24404#24361
35K → 23M6710+57#24361#24304
23M → 24M5714+43#24304#24261
24M → 40K456+39#24261#24222
40K → 25.2M216+15#24222#24207
25.2M → Finish469+37#24207#24170
TOTALS8331139-306
📊

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