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BOSTON MARATHON 2023

Jeffrey Peterson

Bib: 27091•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

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
7:18/mi
22:40
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
46:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:44/mi
1:10:08
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:34:42
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:40:01
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
2:00:00
↑ 66↓ 880.2%
30K· 18.64 mi
8:52/mi
2:27:34
↑ 181↓ 1480.2%
20M
9:34/mi
2:40:34
↑ 64↓ 500.2%
21M
10:14/mi
2:50:48
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
2:57:29
↑ 17↓ 861.7%
23M
9:38/mi
3:09:33
↑ 23↓ 630.6%
24M
9:14/mi
3:18:47
↓ 821.3%
40K· 24.85 mi
9:34/mi
3:26:58
↓ 200.3%
25.2M
10:03/mi
3:30:26
↑ 13↓ 160.2%
Finish· 26.22 mi
9:03/mi
3:39:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:01
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:59:38
Pace9:08 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:3622:407:1822:40
7:18
-
10K
6.21 mi12:03:0146:057:2523:25
7:32
+0:14
15K
9.32 mi12:27:041:10:087:3124:03
7:44
+0:12
20K
12.43 mi12:51:381:34:427:3724:34
7:54
+0:10
Half
13.11 mi12:56:571:40:017:385:19
7:48
-0:06
25K
15.53 mi13:16:562:00:007:4319:59
8:15
+0:27
30K
18.64 mi13:44:302:27:347:5527:34
8:52
+0:37
20M
20.00 mi13:57:302:40:348:0213:00
9:34
+0:42
21M
21.00 mi14:07:442:50:488:0810:14
10:14
+0:40
35K
21.75 mi14:14:252:57:298:106:41
8:56
-1:18
23M
23.00 mi14:26:293:09:338:1412:04
9:38
+0:42
24M
24.00 mi14:35:433:18:478:179:14
9:14
-0:24
40K
24.85 mi14:43:543:26:588:208:11
9:34
+0:20
25.2M
25.20 mi14:47:223:30:268:213:28
10:03
+0:29
Finish
26.22 mi14:56:353:39:398:239:13
9:03
-1:00

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

7:18 /mi

Average Pace

8:23 /mi

Slowest Pace

10:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:00

55% of race

Time at Steady Pace

52:42

24% of race

Time at Slower Pace

46:57

21% of race

Average Pace: 8:23 /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 mi11:39:3622:407:1822:40
7:18
#8089
10K
6.21 mi12:03:0146:057:2523:25
7:32
#9313
15K
9.32 mi12:27:041:10:087:3124:03
7:44
#10277
20K
12.43 mi12:51:381:34:427:3724:34
7:54
#10875
Half
13.11 mi12:56:571:40:017:385:19
7:48
#10966
25K
15.53 mi13:16:562:00:007:4319:59
8:15
#11485
30K
18.64 mi13:44:302:27:347:5527:34
8:52
#12599
20M
20.00 mi13:57:302:40:348:0213:00
9:34
#13268
21M
21.00 mi14:07:442:50:488:0810:14
10:14
#13719
35K
21.75 mi14:14:252:57:298:106:41
8:56
#13885
23M
23.00 mi14:26:293:09:338:1412:04
9:38
#14261
24M
24.00 mi14:35:433:18:478:179:14
9:14
#14462
40K
24.85 mi14:43:543:26:588:208:11
9:34
#14650
25.2M
25.20 mi14:47:223:30:268:213:28
10:03
#14678
Finish
26.22 mi14:56:353:39:398:239:13
9:03
#14843
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi80897034703412200(Top 46%)9172(Top 60%)9172(Top 174%)
10K6.21 mi3.10 mi9313-12247767-7337767-73310775(Top 40%)8576(Top 57%)8576(Top 162%)
15K9.32 mi3.11 mi10277-9648319-5528319-55212200(Top 46%)9172(Top 60%)9172(Top 174%)
20K12.43 mi3.11 mi10875-5988582-2638582-26312678(Top 48%)9295(Top 61%)9295(Top 176%)
Half13.11 mi0.68 mi10966-918636-548636-5412638(Top 47%)9363(Top 62%)9363(Top 177%)
25K15.53 mi2.42 mi11485-5198836-2008836-20014520(Top 55%)9973(Top 66%)9973(Top 189%)
30K18.64 mi3.11 mi12599-11149264-4289264-42816488(Top 62%)10683(Top 70%)10683(Top 202%)
20M20.00 mi1.36 mi13268-6699537-2739537-27319089(Top 72%)11720(Top 77%)11720(Top 222%)
21M21.00 mi1.00 mi13719-4519701-1649701-16418802(Top 71%)11549(Top 76%)11549(Top 219%)
35K21.75 mi0.75 mi13885-1669742-419742-4117582(Top 66%)10953(Top 72%)10953(Top 207%)
23M23.00 mi1.25 mi14261-3769854-1129854-11218856(Top 71%)11509(Top 76%)11509(Top 218%)
24M24.00 mi1.00 mi14462-2019915-619915-6118161(Top 68%)11148(Top 73%)11148(Top 211%)
40K24.85 mi0.85 mi14650-1889958-439958-4318556(Top 70%)11278(Top 74%)11278(Top 213%)
25.2M25.20 mi0.35 mi14678-289964-69964-617532(Top 66%)10789(Top 71%)10789(Top 204%)
Finish26.22 mi1.02 mi14843-16510008-4410008-4418157(Top 68%)11148(Top 73%)11148(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12200

Males

9172

M18-39

9172

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10775

Males

8576

M18-39

8576

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12200

Males

9172

M18-39

9172

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12678

Males

9295

M18-39

9295

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

12638

Males

9363

M18-39

9363

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

14520

Males

9973

M18-39

9973

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16488

Males

10683

M18-39

10683

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

19089

Males

11720

M18-39

11720

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18802

Males

11549

M18-39

11549

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

17582

Males

10953

M18-39

10953

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18856

Males

11509

M18-39

11509

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

18161

Males

11148

M18-39

11148

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18556

Males

11278

M18-39

11278

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17532

Males

10789

M18-39

10789

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

18157

Males

11148

M18-39

11148

Passing Analysis

Category:
Athletes Passed
297
Passed By
7049
Net Change
-6754
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8089
5K → 10K211245-1224#8089#9313
10K → 15K21983-964#9313#10277
15K → 20K34632-598#10277#10875
20K → Half596-91#10875#10966
Half → 25K30549-519#10966#11485
25K → 30K281142-1114#11485#12599
30K → 20M14683-669#12599#13268
20M → 21M14465-451#13268#13719
21M → 35K19185-166#13719#13885
35K → 23M20396-376#13885#14261
23M → 24M31232-201#14261#14462
24M → 40K24212-188#14462#14650
40K → 25.2M1745-28#14650#14678
25.2M → Finish19184-165#14678#14843
TOTALS2977049-6754
📊

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