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BOSTON MARATHON 2023

David Graff

Bib: 2342•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:52
Rank: #1786
Start → 5K
19:52 | 6:24/mi
10K· 6.21 mi
38:54
Rank: #1408 (+378)
5K → 10K
19:02 | 6:08/mi
15K· 9.32 mi
57:58
Rank: #1248 (+160)
10K → 15K
19:04 | 6:08/mi
20K· 12.43 mi
1:17:25
Rank: #1233 (+15)
15K → 20K
19:27 | 6:16/mi
Half· 13.11 mi
1:21:29
Rank: #1202 (+31)
20K → Half
4:04 | 5:58/mi
25K· 15.53 mi
1:36:13
Rank: #1105 (+97)
Half → 25K
14:44 | 6:05/mi
30K· 18.64 mi
1:55:32
Rank: #1011 (+94)
25K → 30K
19:19 | 6:13/mi
20M
2:04:00
Rank: #977 (+34)
30K → 20M
8:28 | 6:14/mi
21M
2:10:32
Rank: #947 (+30)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:15:06
Rank: #942 (+5)
21M → 35K
4:34 | 6:06/mi
23M
2:22:59
Rank: #921 (+21)
35K → 23M
7:53 | 6:18/mi
24M
2:29:06
Rank: #897 (+24)
23M → 24M
6:07 | 6:07/mi
40K· 24.85 mi
2:34:27
Rank: #878 (+19)
24M → 40K
5:21 | 6:15/mi
25.2M
2:36:40
Rank: #859 (+19)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:42:29
Rank: #812 (+47)
25.2M → Finish
5:49 | 5:42/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:21:29
Pace6:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:21:00
Pace6:11 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4019:526:2419:52
6:24
-
10K
6.21 mi10:39:4238:546:1619:02
6:08
-0:16
15K
9.32 mi10:58:4657:586:1319:04
6:08
0:00
20K
12.43 mi11:18:131:17:256:1419:27
6:16
+0:08
Half
13.11 mi11:22:171:21:296:134:04
5:58
-0:18
25K
15.53 mi11:37:011:36:136:1214:44
6:05
+0:07
30K
18.64 mi11:56:201:55:326:1219:19
6:13
+0:08
20M
20.00 mi12:04:482:04:006:128:28
6:14
+0:01
21M
21.00 mi12:11:202:10:326:136:32
6:32
+0:18
35K
21.75 mi12:15:542:15:066:134:34
6:06
-0:26
23M
23.00 mi12:23:472:22:596:137:53
6:18
+0:12
24M
24.00 mi12:29:542:29:066:136:07
6:07
-0:11
40K
24.85 mi12:35:152:34:276:135:21
6:15
+0:08
25.2M
25.20 mi12:37:282:36:406:132:13
6:26
+0:11
Finish
26.22 mi12:43:172:42:296:125:49
5:42
-0:44

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

5:42 /mi

Average Pace

6:12 /mi

Slowest Pace

6:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:59

78% of race

Time at Steady Pace

36:30

22% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:12 /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 mi10:20:4019:526:2419:52
6:24
#1786
10K
6.21 mi10:39:4238:546:1619:02
6:08
#1408
15K
9.32 mi10:58:4657:586:1319:04
6:08
#1248
20K
12.43 mi11:18:131:17:256:1419:27
6:16
#1233
Half
13.11 mi11:22:171:21:296:134:04
5:58
#1202
25K
15.53 mi11:37:011:36:136:1214:44
6:05
#1105
30K
18.64 mi11:56:201:55:326:1219:19
6:13
#1011
20M
20.00 mi12:04:482:04:006:128:28
6:14
#977
21M
21.00 mi12:11:202:10:326:136:32
6:32
#947
35K
21.75 mi12:15:542:15:066:134:34
6:06
#942
23M
23.00 mi12:23:472:22:596:137:53
6:18
#921
24M
24.00 mi12:29:542:29:066:136:07
6:07
#897
40K
24.85 mi12:35:152:34:276:135:21
6:15
#878
25.2M
25.20 mi12:37:282:36:406:132:13
6:26
#859
Finish
26.22 mi12:43:172:42:296:125:49
5:42
#812
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1786170217021061(Top 4%)1008(Top 7%)1008(Top 19%)
10K6.21 mi3.10 mi1408+3781342+3601342+3601103(Top 4%)1046(Top 7%)1046(Top 20%)
15K9.32 mi3.11 mi1248+1601185+1571185+1571061(Top 4%)1008(Top 7%)1008(Top 19%)
20K12.43 mi3.11 mi1233+151175+101175+101246(Top 5%)1192(Top 8%)1192(Top 23%)
Half13.11 mi0.68 mi1202+311145+301145+30680(Top 3%)640(Top 4%)640(Top 12%)
25K15.53 mi2.42 mi1105+971050+951050+95692(Top 3%)651(Top 4%)651(Top 12%)
30K18.64 mi3.11 mi1011+94961+89961+89722(Top 3%)685(Top 5%)685(Top 13%)
20M20.00 mi1.36 mi977+34927+34927+34718(Top 3%)679(Top 4%)679(Top 13%)
21M21.00 mi1.00 mi947+30900+27900+27719(Top 3%)678(Top 4%)678(Top 13%)
35K21.75 mi0.75 mi942+5895+5895+5924(Top 3%)876(Top 6%)876(Top 17%)
23M23.00 mi1.25 mi921+21874+21874+21823(Top 3%)781(Top 5%)781(Top 15%)
24M24.00 mi1.00 mi897+24850+24850+24790(Top 3%)748(Top 5%)748(Top 14%)
40K24.85 mi0.85 mi878+19831+19831+19776(Top 3%)735(Top 5%)735(Top 14%)
25.2M25.20 mi0.35 mi859+19813+18813+18403(Top 2%)381(Top 3%)381(Top 7%)
Finish26.22 mi1.02 mi812+47768+45768+45248(Top 0.9%)231(Top 2%)231(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1061

Males

1008

M18-39

1008

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1103

Males

1046

M18-39

1046

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1061

Males

1008

M18-39

1008

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1246

Males

1192

M18-39

1192

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

680

Males

640

M18-39

640

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

692

Males

651

M18-39

651

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

722

Males

685

M18-39

685

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

718

Males

679

M18-39

679

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

719

Males

678

M18-39

678

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

924

Males

876

M18-39

876

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

823

Males

781

M18-39

781

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

790

Males

748

M18-39

748

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

776

Males

735

M18-39

735

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

403

Males

381

M18-39

381

25.2M→Finish

25.2 - 26.2 mi

Top 0.9%
×2stories
+22ft-21ft

Overall

248

Males

231

M18-39

231

Passing Analysis

Category:
Athletes Passed
1042
Passed By
68
Net Change
+974
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1786
5K → 10K3846+378#1786#1408
10K → 15K1655+160#1408#1248
15K → 20K4328+15#1248#1233
20K → Half310+31#1233#1202
Half → 25K981+97#1202#1105
25K → 30K1006+94#1105#1011
30K → 20M395+34#1011#977
20M → 21M344+30#977#947
21M → 35K105+5#947#942
35K → 23M243+21#942#921
23M → 24M262+24#921#897
24M → 40K190+19#897#878
40K → 25.2M190+19#878#859
25.2M → Finish503+47#859#812
TOTALS104268+974
📊

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