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BOSTON MARATHON 2023

David Graham

Bib: 6273•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 24%
Division (M18-39)
#0 / 5285
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:03
Rank: #4411
Start → 5K
21:03 | 6:47/mi
10K· 6.21 mi
41:51
Rank: #4325 (+86)
5K → 10K
20:48 | 6:42/mi
15K· 9.32 mi
1:02:44
Rank: #4320 (+5)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:37
Rank: #4151 (+169)
15K → 20K
20:53 | 6:43/mi
Half· 13.11 mi
1:28:11
Rank: #4150 (+1)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:27
Rank: #4001 (+149)
Half → 25K
16:16 | 6:43/mi
30K· 18.64 mi
2:05:18
Rank: #3631 (+370)
25K → 30K
20:51 | 6:43/mi
20M
2:14:30
Rank: #3498 (+133)
30K → 20M
9:12 | 6:46/mi
21M
2:21:47
Rank: #3467 (+31)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:26:49
Rank: #3455 (+12)
21M → 35K
5:02 | 6:44/mi
23M
2:35:51
Rank: #3540 (-85)
35K → 23M
9:02 | 7:13/mi
24M
2:42:47
Rank: #3574 (-34)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:48:52
Rank: #3601 (-27)
24M → 40K
6:05 | 7:07/mi
25.2M
2:51:49
Rank: #3742 (-141)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
2:58:57
Rank: #3844 (-102)
25.2M → Finish
7:08 | 7:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:11
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:30:46
Pace6:55 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0321:036:4721:03
6:47
-
10K
6.21 mi10:45:5141:516:4420:48
6:42
-0:05
15K
9.32 mi11:06:441:02:446:4420:53
6:43
+0:01
20K
12.43 mi11:27:371:23:376:4420:53
6:43
0:00
Half
13.11 mi11:32:111:28:116:444:34
6:42
-0:01
25K
15.53 mi11:48:271:44:276:4316:16
6:43
+0:01
30K
18.64 mi12:09:182:05:186:4320:51
6:43
0:00
20M
20.00 mi12:18:302:14:306:439:12
6:46
+0:03
21M
21.00 mi12:25:472:21:476:457:17
7:17
+0:31
35K
21.75 mi12:30:492:26:496:455:02
6:44
-0:33
23M
23.00 mi12:39:512:35:516:479:02
7:13
+0:29
24M
24.00 mi12:46:472:42:476:476:56
6:56
-0:17
40K
24.85 mi12:52:522:48:526:486:05
7:07
+0:11
25.2M
25.20 mi12:55:492:51:496:492:57
8:33
+1:26
Finish
26.22 mi13:02:572:58:576:507:08
7:00
-1:33

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

6:42 /mi

Average Pace

6:50 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:26:28

82% of race

Time at Slower Pace

32:29

18% of race

Average Pace: 6:49 /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 mi10:25:0321:036:4721:03
6:47
#4411
10K
6.21 mi10:45:5141:516:4420:48
6:42
#4325
15K
9.32 mi11:06:441:02:446:4420:53
6:43
#4320
20K
12.43 mi11:27:371:23:376:4420:53
6:43
#4151
Half
13.11 mi11:32:111:28:116:444:34
6:42
#4150
25K
15.53 mi11:48:271:44:276:4316:16
6:43
#4001
30K
18.64 mi12:09:182:05:186:4320:51
6:43
#3631
20M
20.00 mi12:18:302:14:306:439:12
6:46
#3498
21M
21.00 mi12:25:472:21:476:457:17
7:17
#3467
35K
21.75 mi12:30:492:26:496:455:02
6:44
#3455
23M
23.00 mi12:39:512:35:516:479:02
7:13
#3540
24M
24.00 mi12:46:472:42:476:476:56
6:56
#3574
40K
24.85 mi12:52:522:48:526:486:05
7:07
#3601
25.2M
25.20 mi12:55:492:51:496:492:57
8:33
#3742
Finish
26.22 mi13:02:572:58:576:507:08
7:00
#3844
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4411411941194334(Top 16%)4059(Top 27%)4059(Top 77%)
10K6.21 mi3.10 mi4325+864054+654054+654276(Top 16%)4004(Top 26%)4004(Top 76%)
15K9.32 mi3.11 mi4320+54046+84046+84334(Top 16%)4059(Top 27%)4059(Top 77%)
20K12.43 mi3.11 mi4151+1693895+1513895+1513744(Top 14%)3538(Top 23%)3538(Top 67%)
Half13.11 mi0.68 mi4150+1389538954239(Top 16%)3963(Top 26%)3963(Top 75%)
25K15.53 mi2.42 mi4001+1493764+1313764+1313430(Top 13%)3251(Top 21%)3251(Top 62%)
30K18.64 mi3.11 mi3631+3703433+3313433+3312469(Top 9%)2351(Top 15%)2351(Top 44%)
20M20.00 mi1.36 mi3498+1333308+1253308+1252666(Top 10%)2523(Top 17%)2523(Top 48%)
21M21.00 mi1.00 mi3467+313283+253283+253525(Top 13%)3276(Top 22%)3276(Top 62%)
35K21.75 mi0.75 mi3455+123272+113272+113723(Top 14%)3440(Top 23%)3440(Top 65%)
23M23.00 mi1.25 mi3540-853344-723344-724844(Top 18%)4343(Top 29%)4343(Top 82%)
24M24.00 mi1.00 mi3574-343376-323376-324320(Top 16%)3912(Top 26%)3912(Top 74%)
40K24.85 mi0.85 mi3601-273393-173393-174430(Top 17%)3931(Top 26%)3931(Top 74%)
25.2M25.20 mi0.35 mi3742-1413517-1243517-1249734(Top 37%)7120(Top 47%)7120(Top 135%)
Finish26.22 mi1.02 mi3844-1023609-923609-925175(Top 19%)4383(Top 29%)4383(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4334

Males

4059

M18-39

4059

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4276

Males

4004

M18-39

4004

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4334

Males

4059

M18-39

4059

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3744

Males

3538

M18-39

3538

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4239

Males

3963

M18-39

3963

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3430

Males

3251

M18-39

3251

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2469

Males

2351

M18-39

2351

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2666

Males

2523

M18-39

2523

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3525

Males

3276

M18-39

3276

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3723

Males

3440

M18-39

3440

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4844

Males

4343

M18-39

4343

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4320

Males

3912

M18-39

3912

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4430

Males

3931

M18-39

3931

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9734

Males

7120

M18-39

7120

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5175

Males

4383

M18-39

4383

Passing Analysis

Category:
Athletes Passed
1518
Passed By
951
Net Change
+567
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4411
5K → 10K256170+86#4411#4325
10K → 15K132127+5#4325#4320
15K → 20K19021+169#4320#4151
20K → Half1817+1#4151#4150
Half → 25K16415+149#4150#4001
25K → 30K3766+370#4001#3631
30K → 20M1374+133#3631#3498
20M → 21M6736+31#3498#3467
21M → 35K4432+12#3467#3455
35K → 23M41126-85#3455#3540
23M → 24M3064-34#3540#3574
24M → 40K3461-27#3574#3601
40K → 25.2M5146-141#3601#3742
25.2M → Finish24126-102#3742#3844
TOTALS1518951+567
📊

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