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BOSTON MARATHON 2023

Jeffrey Short

Bib: 4817•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #2507
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
41:11
Rank: #3378 (-871)
5K → 10K
20:52 | 6:43/mi
15K· 9.32 mi
1:02:42
Rank: #4291 (-913)
10K → 15K
21:31 | 6:56/mi
20K· 12.43 mi
1:26:43
Rank: #6214 (-1923)
15K → 20K
24:01 | 7:44/mi
Half· 13.11 mi
1:31:42
Rank: #6334 (-120)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:50:44
Rank: #6936 (-602)
Half → 25K
19:02 | 7:51/mi
30K· 18.64 mi
2:16:46
Rank: #7905 (-969)
25K → 30K
26:02 | 8:23/mi
20M
2:28:52
Rank: #8506 (-601)
30K → 20M
12:06 | 8:54/mi
21M
2:38:47
Rank: #9115 (-609)
20M → 21M
9:55 | 9:55/mi
35K· 21.75 mi
2:45:24
Rank: #9452 (-337)
21M → 35K
6:37 | 8:51/mi
23M
2:56:53
Rank: #9924 (-472)
35K → 23M
11:29 | 9:10/mi
24M
3:06:40
Rank: #10568 (-644)
23M → 24M
9:47 | 9:47/mi
40K· 24.85 mi
3:15:38
Rank: #11223 (-655)
24M → 40K
8:58 | 10:29/mi
25.2M
3:20:18
Rank: #11761 (-538)
40K → 25.2M
4:40 | 13:32/mi
Finish· 26.22 mi
3:30:18
Rank: #12356 (-595)
25.2M → Finish
10:00 | 9:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:42
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:58:36
Pace9:03 /mi
📊Positive Split: 29.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0720:196:3220:19
6:32
-
10K
6.21 mi10:42:5941:116:3820:52
6:43
+0:11
15K
9.32 mi11:04:301:02:426:4421:31
6:56
+0:13
20K
12.43 mi11:28:311:26:436:5924:01
7:44
+0:48
Half
13.11 mi11:33:301:31:427:004:59
7:18
-0:26
25K
15.53 mi11:52:321:50:447:0819:02
7:51
+0:33
30K
18.64 mi12:18:342:16:467:2026:02
8:23
+0:32
20M
20.00 mi12:30:402:28:527:2712:06
8:54
+0:31
21M
21.00 mi12:40:352:38:477:349:55
9:55
+1:01
35K
21.75 mi12:47:122:45:247:366:37
8:51
-1:04
23M
23.00 mi12:58:412:56:537:4111:29
9:10
+0:19
24M
24.00 mi13:08:283:06:407:479:47
9:47
+0:37
40K
24.85 mi13:17:263:15:387:528:58
10:29
+0:42
25.2M
25.20 mi13:22:063:20:187:574:40
13:32
+3:03
Finish
26.22 mi13:32:063:30:188:0210:00
9:49
-3:43

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

6:32 /mi

Average Pace

8:02 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:44

53% of race

Time at Steady Pace

56:14

27% of race

Time at Slower Pace

43:20

21% of race

Average Pace: 8:01 /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 mi10:22:0720:196:3220:19
6:32
#2507
10K
6.21 mi10:42:5941:116:3820:52
6:43
#3378
15K
9.32 mi11:04:301:02:426:4421:31
6:56
#4291
20K
12.43 mi11:28:311:26:436:5924:01
7:44
#6214
Half
13.11 mi11:33:301:31:427:004:59
7:18
#6334
25K
15.53 mi11:52:321:50:447:0819:02
7:51
#6936
30K
18.64 mi12:18:342:16:467:2026:02
8:23
#7905
20M
20.00 mi12:30:402:28:527:2712:06
8:54
#8506
21M
21.00 mi12:40:352:38:477:349:55
9:55
#9115
35K
21.75 mi12:47:122:45:247:366:37
8:51
#9452
23M
23.00 mi12:58:412:56:537:4111:29
9:10
#9924
24M
24.00 mi13:08:283:06:407:479:47
9:47
#10568
40K
24.85 mi13:17:263:15:387:528:58
10:29
#11223
25.2M
25.20 mi13:22:063:20:187:574:40
13:32
#11761
Finish
26.22 mi13:32:063:30:188:0210:00
9:49
#12356
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2507239323936121(Top 23%)5556(Top 37%)5556(Top 248%)
10K6.21 mi3.10 mi3378-8713197-8043197-8044523(Top 17%)4228(Top 28%)4228(Top 189%)
15K9.32 mi3.11 mi4291-9134019-8224019-8226121(Top 23%)5556(Top 37%)5556(Top 248%)
20K12.43 mi3.11 mi6214-19235641-16225641-162211139(Top 42%)8646(Top 57%)8646(Top 386%)
Half13.11 mi0.68 mi6334-1205733-925733-928658(Top 33%)7322(Top 48%)7322(Top 327%)
25K15.53 mi2.42 mi6936-6026191-4586191-45811507(Top 43%)8722(Top 57%)8722(Top 389%)
30K18.64 mi3.11 mi7905-9696818-6276818-62713547(Top 51%)9474(Top 62%)9474(Top 423%)
20M20.00 mi1.36 mi8506-6017175-3577175-35716005(Top 60%)10403(Top 69%)10403(Top 464%)
21M21.00 mi1.00 mi9115-6097526-3517526-35117688(Top 66%)11084(Top 73%)11084(Top 495%)
35K21.75 mi0.75 mi9452-3377712-1867712-18617131(Top 64%)10750(Top 71%)10750(Top 480%)
23M23.00 mi1.25 mi9924-4727955-2437955-24316889(Top 63%)10636(Top 70%)10636(Top 475%)
24M24.00 mi1.00 mi10568-6448239-2848239-28420143(Top 76%)12063(Top 79%)12063(Top 538%)
40K24.85 mi0.85 mi11223-6558538-2998538-29921165(Top 80%)12435(Top 82%)12435(Top 555%)
25.2M25.20 mi0.35 mi11761-5388776-2388776-23824531(Top 92%)14050(Top 93%)14050(Top 627%)
Finish26.22 mi1.02 mi12356-5959016-2409016-24021175(Top 80%)12498(Top 82%)12498(Top 558%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6121

Males

5556

M40-44

5556

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4523

Males

4228

M40-44

4228

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6121

Males

5556

M40-44

5556

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11139

Males

8646

M40-44

8646

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8658

Males

7322

M40-44

7322

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11507

Males

8722

M40-44

8722

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13547

Males

9474

M40-44

9474

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16005

Males

10403

M40-44

10403

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

17688

Males

11084

M40-44

11084

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

17131

Males

10750

M40-44

10750

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

16889

Males

10636

M40-44

10636

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

20143

Males

12063

M40-44

12063

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21165

Males

12435

M40-44

12435

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24531

Males

14050

M40-44

14050

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

21175

Males

12498

M40-44

12498

Passing Analysis

Category:
Athletes Passed
99
Passed By
9946
Net Change
-9849
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2507
5K → 10K8879-871#2507#3378
10K → 15K9922-913#3378#4291
15K → 20K11924-1923#4291#6214
20K → Half1121-120#6214#6334
Half → 25K10612-602#6334#6936
25K → 30K10979-969#6936#7905
30K → 20M16617-601#7905#8506
20M → 21M4613-609#8506#9115
21M → 35K8345-337#9115#9452
35K → 23M12484-472#9452#9924
23M → 24M7649-644#9924#10568
24M → 40K6661-655#10568#11223
40K → 25.2M0538-538#11223#11761
25.2M → Finish7602-595#11761#12356
TOTALS999946-9849
📊

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