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BOSTON MARATHON 2023

Carl Greene

Bib: 8407•M

WI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Masters (Masters Men)
#0 / 9891
Top 10%
Division (M45-49)
#0 / 2252
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:46
Rank: #3523
Start → 5K
20:46 | 6:41/mi
10K· 6.21 mi
41:33
Rank: #3841 (-318)
5K → 10K
20:47 | 6:41/mi
15K· 9.32 mi
1:02:22
Rank: #3933 (-92)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:23:18
Rank: #3898 (+35)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:51
Rank: #3899 (-1)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:44:16
Rank: #3878 (+21)
Half → 25K
16:25 | 6:46/mi
30K· 18.64 mi
2:05:49
Rank: #3848 (+30)
25K → 30K
21:33 | 6:56/mi
20M
2:15:18
Rank: #3823 (+25)
30K → 20M
9:29 | 6:59/mi
21M
2:22:31
Rank: #3747 (+76)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:27:36
Rank: #3755 (-8)
21M → 35K
5:05 | 6:48/mi
23M
2:36:20
Rank: #3721 (+34)
35K → 23M
8:44 | 6:59/mi
24M
2:43:10
Rank: #3715 (+6)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:49:09
Rank: #3701 (+14)
24M → 40K
5:59 | 7:00/mi
25.2M
2:51:41
Rank: #3684 (+17)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:58:43
Rank: #3747 (-63)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:51
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:30:52
Pace6:56 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:5720:466:4120:46
6:41
-
10K
6.21 mi11:06:4441:336:4120:47
6:41
0:00
15K
9.32 mi11:27:331:02:226:4120:49
6:42
+0:01
20K
12.43 mi11:48:291:23:186:4220:56
6:44
+0:02
Half
13.11 mi11:53:021:27:516:424:33
6:40
-0:04
25K
15.53 mi12:09:271:44:166:4316:25
6:46
+0:06
30K
18.64 mi12:31:002:05:496:4521:33
6:56
+0:10
20M
20.00 mi12:40:292:15:186:469:29
6:59
+0:03
21M
21.00 mi12:47:422:22:316:477:13
7:13
+0:14
35K
21.75 mi12:52:472:27:366:475:05
6:48
-0:25
23M
23.00 mi13:01:312:36:206:488:44
6:59
+0:11
24M
24.00 mi13:08:212:43:106:486:50
6:50
-0:09
40K
24.85 mi13:14:202:49:096:485:59
7:00
+0:10
25.2M
25.20 mi13:16:522:51:416:492:32
7:21
+0:21
Finish
26.22 mi13:23:542:58:436:497:02
6:54
-0:27

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

6:40 /mi

Average Pace

6:49 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:11

99% of race

Time at Steady Pace

2:32

1% of race

Time at Slower Pace

0:00

0% 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 mi10:45:5720:466:4120:46
6:41
#3523
10K
6.21 mi11:06:4441:336:4120:47
6:41
#3841
15K
9.32 mi11:27:331:02:226:4120:49
6:42
#3933
20K
12.43 mi11:48:291:23:186:4220:56
6:44
#3898
Half
13.11 mi11:53:021:27:516:424:33
6:40
#3899
25K
15.53 mi12:09:271:44:166:4316:25
6:46
#3878
30K
18.64 mi12:31:002:05:496:4521:33
6:56
#3848
20M
20.00 mi12:40:292:15:186:469:29
6:59
#3823
21M
21.00 mi12:47:422:22:316:477:13
7:13
#3747
35K
21.75 mi12:52:472:27:366:475:05
6:48
#3755
23M
23.00 mi13:01:312:36:206:488:44
6:59
#3721
24M
24.00 mi13:08:212:43:106:486:50
6:50
#3715
40K
24.85 mi13:14:202:49:096:485:59
7:00
#3701
25.2M
25.20 mi13:16:522:51:416:492:32
7:21
#3684
Finish
26.22 mi13:23:542:58:436:497:02
6:54
#3747
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3523332133214127(Top 16%)3873(Top 26%)3873(Top 172%)
10K6.21 mi3.10 mi3841-3183616-2953616-2954231(Top 16%)3964(Top 26%)3964(Top 176%)
15K9.32 mi3.11 mi3933-923703-873703-874127(Top 16%)3873(Top 26%)3873(Top 172%)
20K12.43 mi3.11 mi3898+353671+323671+323866(Top 15%)3646(Top 24%)3646(Top 162%)
Half13.11 mi0.68 mi3899-13674-33674-34028(Top 15%)3780(Top 25%)3780(Top 168%)
25K15.53 mi2.42 mi3878+213656+183656+183894(Top 15%)3662(Top 24%)3662(Top 163%)
30K18.64 mi3.11 mi3848+303628+283628+283902(Top 15%)3651(Top 24%)3651(Top 162%)
20M20.00 mi1.36 mi3823+253604+243604+243893(Top 15%)3621(Top 24%)3621(Top 161%)
21M21.00 mi1.00 mi3747+763532+723532+723214(Top 12%)3000(Top 20%)3000(Top 133%)
35K21.75 mi0.75 mi3755-83539-73539-74135(Top 16%)3785(Top 25%)3785(Top 168%)
23M23.00 mi1.25 mi3721+343506+333506+333655(Top 14%)3379(Top 22%)3379(Top 150%)
24M24.00 mi1.00 mi3715+63497+93497+93818(Top 14%)3490(Top 23%)3490(Top 155%)
40K24.85 mi0.85 mi3701+143481+163481+163830(Top 14%)3447(Top 23%)3447(Top 153%)
25.2M25.20 mi0.35 mi3684+173466+153466+153161(Top 12%)2884(Top 19%)2884(Top 128%)
Finish26.22 mi1.02 mi3747-633519-533519-534609(Top 17%)3998(Top 26%)3998(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4127

Males

3873

M45-49

3873

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4231

Males

3964

M45-49

3964

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4127

Males

3873

M45-49

3873

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3866

Males

3646

M45-49

3646

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4028

Males

3780

M45-49

3780

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3894

Males

3662

M45-49

3662

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3902

Males

3651

M45-49

3651

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3893

Males

3621

M45-49

3621

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3214

Males

3000

M45-49

3000

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4135

Males

3785

M45-49

3785

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3655

Males

3379

M45-49

3379

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3818

Males

3490

M45-49

3490

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3830

Males

3447

M45-49

3447

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3161

Males

2884

M45-49

2884

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4609

Males

3998

M45-49

3998

Passing Analysis

Category:
Athletes Passed
980
Passed By
1204
Net Change
-224
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3523
5K → 10K100418-318#3523#3841
10K → 15K82174-92#3841#3933
15K → 20K12691+35#3933#3898
20K → Half1920-1#3898#3899
Half → 25K8968+21#3899#3878
25K → 30K12999+30#3878#3848
30K → 20M7146+25#3848#3823
20M → 21M9721+76#3823#3747
21M → 35K2129-8#3747#3755
35K → 23M8046+34#3755#3721
23M → 24M5044+6#3721#3715
24M → 40K5339+14#3715#3701
40K → 25.2M2811+17#3701#3684
25.2M → Finish3598-63#3684#3747
TOTALS9801204-224
📊

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