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BOSTON MARATHON 2023

Robert Peterson

Bib: 604•M

MT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.5%
Gender (Male)
#0 / 15176
Top 0.7%
Division (M18-39)
#0 / 5285
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:50
Rank: #92
Start → 5K
16:50 | 5:25/mi
10K· 6.21 mi
33:31
Rank: #83 (+9)
5K → 10K
16:41 | 5:22/mi
15K· 9.32 mi
50:10
Rank: #77 (+6)
10K → 15K
16:39 | 5:22/mi
20K· 12.43 mi
1:07:11
Rank: #72 (+5)
15K → 20K
17:01 | 5:29/mi
Half· 13.11 mi
1:10:58
Rank: #72
20K → Half
3:47 | 5:33/mi
25K· 15.53 mi
1:25:41
Rank: #116 (-44)
Half → 25K
14:43 | 6:04/mi
30K· 18.64 mi
1:44:38
Rank: #141 (-25)
25K → 30K
18:57 | 6:06/mi
20M
1:52:42
Rank: #143 (-2)
30K → 20M
8:04 | 5:56/mi
21M
1:58:52
Rank: #140 (+3)
20M → 21M
6:10 | 6:10/mi
35K· 21.75 mi
2:03:07
Rank: #140
21M → 35K
4:15 | 5:41/mi
23M
2:10:23
Rank: #132 (+8)
35K → 23M
7:16 | 5:48/mi
24M
2:15:59
Rank: #128 (+4)
23M → 24M
5:36 | 5:36/mi
40K· 24.85 mi
2:20:54
Rank: #128
24M → 40K
4:55 | 5:45/mi
25.2M
2:23:02
Rank: #126 (+2)
40K → 25.2M
2:08 | 6:11/mi
Finish· 26.22 mi
2:28:38
Rank: #121 (+5)
25.2M → Finish
5:36 | 5:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:10:58
Pace5:25 /mi
2nd Half
Distance13.11 mi
Time1:17:40
Pace5:55 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:16:5216:505:2516:50
5:25
-
10K
6.21 mi10:33:3333:315:2416:41
5:22
-0:03
15K
9.32 mi10:50:1250:105:2316:39
5:22
0:00
20K
12.43 mi11:07:131:07:115:2417:01
5:29
+0:07
Half
13.11 mi11:11:001:10:585:253:47
5:33
+0:04
25K
15.53 mi11:25:431:25:415:3114:43
6:04
+0:31
30K
18.64 mi11:44:401:44:385:3718:57
6:06
+0:02
20M
20.00 mi11:52:441:52:425:388:04
5:56
-0:10
21M
21.00 mi11:58:541:58:525:406:10
6:10
+0:14
35K
21.75 mi12:03:092:03:075:404:15
5:41
-0:29
23M
23.00 mi12:10:252:10:235:407:16
5:48
+0:07
24M
24.00 mi12:16:012:15:595:405:36
5:36
-0:12
40K
24.85 mi12:20:562:20:545:404:55
5:45
+0:09
25.2M
25.20 mi12:23:042:23:025:412:08
6:11
+0:26
Finish
26.22 mi12:28:402:28:385:405:36
5:30
-0:41

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

5:22 /mi

Average Pace

5:40 /mi

Slowest Pace

6:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:36

66% of race

Time at Steady Pace

50:02

34% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:40 /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 mi10:16:5216:505:2516:50
5:25
#92
10K
6.21 mi10:33:3333:315:2416:41
5:22
#83
15K
9.32 mi10:50:1250:105:2316:39
5:22
#77
20K
12.43 mi11:07:131:07:115:2417:01
5:29
#72
Half
13.11 mi11:11:001:10:585:253:47
5:33
#72
25K
15.53 mi11:25:431:25:415:3114:43
6:04
#116
30K
18.64 mi11:44:401:44:385:3718:57
6:06
#141
20M
20.00 mi11:52:441:52:425:388:04
5:56
#143
21M
21.00 mi11:58:541:58:525:406:10
6:10
#140
35K
21.75 mi12:03:092:03:075:404:15
5:41
#140
23M
23.00 mi12:10:252:10:235:407:16
5:48
#132
24M
24.00 mi12:16:012:15:595:405:36
5:36
#128
40K
24.85 mi12:20:562:20:545:404:55
5:45
#128
25.2M
25.20 mi12:23:042:23:025:412:08
6:11
#126
Finish
26.22 mi12:28:402:28:385:405:36
5:30
#121
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi92929265(Top 0.2%)48(Top 0.3%)48(Top 0.9%)
10K6.21 mi3.10 mi83+983+983+972(Top 0.3%)72(Top 0.5%)72(Top 1%)
15K9.32 mi3.11 mi77+677+677+665(Top 0.2%)48(Top 0.3%)48(Top 0.9%)
20K12.43 mi3.11 mi72+572+572+586(Top 0.3%)70(Top 0.5%)70(Top 1%)
Half13.11 mi0.68 mi727272148(Top 0.6%)128(Top 0.8%)128(Top 2%)
25K15.53 mi2.42 mi116-4498-2698-26658(Top 2%)617(Top 4%)617(Top 12%)
30K18.64 mi3.11 mi141-25122-24122-24500(Top 2%)468(Top 3%)468(Top 9%)
20M20.00 mi1.36 mi143-2122122277(Top 1%)252(Top 2%)252(Top 5%)
21M21.00 mi1.00 mi140+3120+2120+2203(Top 0.8%)180(Top 1%)180(Top 3%)
35K21.75 mi0.75 mi140120120195(Top 0.7%)172(Top 1%)172(Top 3%)
23M23.00 mi1.25 mi132+8112+8112+8136(Top 0.5%)116(Top 0.8%)116(Top 2%)
24M24.00 mi1.00 mi128+4108+4108+4116(Top 0.4%)99(Top 0.7%)99(Top 2%)
40K24.85 mi0.85 mi128108108114(Top 0.4%)100(Top 0.7%)100(Top 2%)
25.2M25.20 mi0.35 mi126+2106+2106+2149(Top 0.6%)132(Top 0.9%)132(Top 2%)
Finish26.22 mi1.02 mi121+5102+4102+494(Top 0.4%)83(Top 0.5%)83(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.2%
×21stories
+97ft-345ft

Overall

65

Males

48

M18-39

48

5K→10K

3.1 - 6.2 mi

Top 0.3%
×5stories
+79ft-138ft

Overall

72

Males

72

M18-39

72

10K→15K

6.2 - 9.3 mi

Top 0.2%
×3stories
+67ft-78ft

Overall

65

Males

48

M18-39

48

15K→20K

9.3 - 12.4 mi

Top 0.3%
×5stories
+106ft-86ft

Overall

86

Males

70

M18-39

70

20K→Half

12.4 - 13.1 mi

Top 0.6%
×2stories
+19ft-37ft

Overall

148

Males

128

M18-39

128

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

658

Males

617

M18-39

617

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

500

Males

468

M18-39

468

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

277

Males

252

M18-39

252

20M→21M

20.0 - 21.0 mi

Top 0.8%
×8stories
+106ft-24ft

Overall

203

Males

180

M18-39

180

21M→35K

21.0 - 21.8 mi

Top 0.7%
×7stories
+17ft-86ft

Overall

195

Males

172

M18-39

172

35K→23M

21.8 - 23.0 mi

Top 0.5%
×5stories
+23ft-63ft

Overall

136

Males

116

M18-39

116

23M→24M

23.0 - 24.0 mi

Top 0.4%
×6stories
+12ft-82ft

Overall

116

Males

99

M18-39

99

24M→40K

24.0 - 24.9 mi

Top 0.4%
×1story
+6ft-20ft

Overall

114

Males

100

M18-39

100

40K→25.2M

24.9 - 25.2 mi

Top 0.6%
×1story
+13ft-16ft

Overall

149

Males

132

M18-39

132

25.2M→Finish

25.2 - 26.2 mi

Top 0.4%
×2stories
+22ft-21ft

Overall

94

Males

83

M18-39

83

Passing Analysis

Category:
Athletes Passed
52
Passed By
81
Net Change
-29
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#92
5K → 10K123+9#92#83
10K → 15K60+6#83#77
15K → 20K72+5#77#72
20K → Half000#72#72
Half → 25K044-44#72#116
25K → 30K025-25#116#141
30K → 20M13-2#141#143
20M → 21M41+3#143#140
21M → 35K110#140#140
35K → 23M80+8#140#132
23M → 24M40+4#132#128
24M → 40K110#128#128
40K → 25.2M20+2#128#126
25.2M → Finish61+5#126#121
TOTALS5281-29
📊

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