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BOSTON MARATHON 2023

Dan Prettejohn

Bib: 31944•M

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
22:43
Rank: #8178
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
44:26
Rank: #7436 (+742)
5K → 10K
21:43 | 6:59/mi
15K· 9.32 mi
1:06:17
Rank: #7172 (+264)
10K → 15K
21:51 | 7:02/mi
20K· 12.43 mi
1:29:09
Rank: #7373 (-201)
15K → 20K
22:52 | 7:22/mi
Half· 13.11 mi
1:33:58
Rank: #7334 (+39)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:52:26
Rank: #7638 (-304)
Half → 25K
18:28 | 7:37/mi
30K· 18.64 mi
2:19:08
Rank: #8858 (-1220)
25K → 30K
26:42 | 8:36/mi
20M
2:32:01
Rank: #9744 (-886)
30K → 20M
12:53 | 9:29/mi
21M
2:42:29
Rank: #10515 (-771)
20M → 21M
10:28 | 10:28/mi
35K· 21.75 mi
2:50:02
Rank: #11132 (-617)
21M → 35K
7:33 | 10:06/mi
23M
3:03:56
Rank: #12429 (-1297)
35K → 23M
13:54 | 11:06/mi
24M
3:15:12
Rank: #13360 (-931)
23M → 24M
11:16 | 11:16/mi
40K· 24.85 mi
3:24:23
Rank: #13915 (-555)
24M → 40K
9:11 | 10:44/mi
25.2M
3:28:21
Rank: #14154 (-239)
40K → 25.2M
3:58 | 11:30/mi
Finish· 26.22 mi
3:37:25
Rank: #14296 (-142)
25.2M → Finish
9:04 | 8:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:58
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time2:03:27
Pace9:25 /mi
📊Positive Split: 31.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3022:437:1922:43
7:19
-
10K
6.21 mi12:07:1344:267:0921:43
6:59
-0:20
15K
9.32 mi12:29:041:06:177:0721:51
7:02
+0:03
20K
12.43 mi12:51:561:29:097:1022:52
7:22
+0:20
Half
13.11 mi12:56:451:33:587:104:49
7:04
-0:18
25K
15.53 mi13:15:131:52:267:1418:28
7:37
+0:33
30K
18.64 mi13:41:552:19:087:2826:42
8:36
+0:59
20M
20.00 mi13:54:482:32:017:3612:53
9:29
+0:53
21M
21.00 mi14:05:162:42:297:4410:28
10:28
+0:59
35K
21.75 mi14:12:492:50:027:497:33
10:06
-0:22
23M
23.00 mi14:26:433:03:568:0013:54
11:06
+1:00
24M
24.00 mi14:37:593:15:128:0811:16
11:16
+0:10
40K
24.85 mi14:47:103:24:238:139:11
10:44
-0:32
25.2M
25.20 mi14:51:083:28:218:163:58
11:30
+0:46
Finish
26.22 mi15:00:123:37:258:189:04
8:54
-2:36

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

6:59 /mi

Average Pace

8:18 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:26

52% of race

Time at Steady Pace

48:39

22% of race

Time at Slower Pace

56:20

26% of race

Average Pace: 8:18 /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 mi11:45:3022:437:1922:43
7:19
#8178
10K
6.21 mi12:07:1344:267:0921:43
6:59
#7436
15K
9.32 mi12:29:041:06:177:0721:51
7:02
#7172
20K
12.43 mi12:51:561:29:097:1022:52
7:22
#7373
Half
13.11 mi12:56:451:33:587:104:49
7:04
#7334
25K
15.53 mi13:15:131:52:267:1418:28
7:37
#7638
30K
18.64 mi13:41:552:19:087:2826:42
8:36
#8858
20M
20.00 mi13:54:482:32:017:3612:53
9:29
#9744
21M
21.00 mi14:05:162:42:297:4410:28
10:28
#10515
35K
21.75 mi14:12:492:50:027:497:33
10:06
#11132
23M
23.00 mi14:26:433:03:568:0013:54
11:06
#12429
24M
24.00 mi14:37:593:15:128:0811:16
11:16
#13360
40K
24.85 mi14:47:103:24:238:139:11
10:44
#13915
25.2M
25.20 mi14:51:083:28:218:163:58
11:30
#14154
Finish
26.22 mi15:00:123:37:258:189:04
8:54
#14296
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8178709870986778(Top 25%)6076(Top 40%)6076(Top 115%)
10K6.21 mi3.10 mi7436+7426589+5096589+5096760(Top 25%)6066(Top 40%)6066(Top 115%)
15K9.32 mi3.11 mi7172+2646383+2066383+2066778(Top 25%)6076(Top 40%)6076(Top 115%)
20K12.43 mi3.11 mi7373-2016520-1376520-1378220(Top 31%)7033(Top 46%)7033(Top 133%)
Half13.11 mi0.68 mi7334+396491+296491+296950(Top 26%)6207(Top 41%)6207(Top 117%)
25K15.53 mi2.42 mi7638-3046683-1926683-1929671(Top 36%)7806(Top 51%)7806(Top 148%)
30K18.64 mi3.11 mi8858-12207421-7387421-73814876(Top 56%)9999(Top 66%)9999(Top 189%)
20M20.00 mi1.36 mi9744-8867928-5077928-50718775(Top 71%)11576(Top 76%)11576(Top 219%)
21M21.00 mi1.00 mi10515-7718290-3628290-36219462(Top 73%)11817(Top 78%)11817(Top 224%)
35K21.75 mi0.75 mi11132-6178581-2918581-29121519(Top 81%)12714(Top 84%)12714(Top 241%)
23M23.00 mi1.25 mi12429-12979122-5419122-54122527(Top 85%)13161(Top 87%)13161(Top 249%)
24M24.00 mi1.00 mi13360-9319489-3679489-36723525(Top 88%)13592(Top 90%)13592(Top 257%)
40K24.85 mi0.85 mi13915-5559679-1909679-19021789(Top 82%)12725(Top 84%)12725(Top 241%)
25.2M25.20 mi0.35 mi14154-2399762-839762-8321526(Top 81%)12617(Top 83%)12617(Top 239%)
Finish26.22 mi1.02 mi14296-1429798-369798-3617464(Top 66%)10812(Top 71%)10812(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6778

Males

6076

M18-39

6076

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6760

Males

6066

M18-39

6066

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6778

Males

6076

M18-39

6076

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8220

Males

7033

M18-39

7033

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6950

Males

6207

M18-39

6207

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9671

Males

7806

M18-39

7806

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14876

Males

9999

M18-39

9999

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

18775

Males

11576

M18-39

11576

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19462

Males

11817

M18-39

11817

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21519

Males

12714

M18-39

12714

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22527

Males

13161

M18-39

13161

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23525

Males

13592

M18-39

13592

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21789

Males

12725

M18-39

12725

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21526

Males

12617

M18-39

12617

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17464

Males

10812

M18-39

10812

Passing Analysis

Category:
Athletes Passed
1289
Passed By
7405
Net Change
-6118
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8178
5K → 10K77432+742#8178#7436
10K → 15K30339+264#7436#7172
15K → 20K62263-201#7172#7373
20K → Half4910+39#7373#7334
Half → 25K26330-304#7334#7638
25K → 30K161236-1220#7638#8858
30K → 20M6892-886#8858#9744
20M → 21M6775-771#9744#10515
21M → 35K2619-617#10515#11132
35K → 23M31300-1297#11132#12429
23M → 24M5936-931#12429#13360
24M → 40K5560-555#13360#13915
40K → 25.2M5244-239#13915#14154
25.2M → Finish27169-142#14154#14296
TOTALS12897405-6118
📊

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