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BOSTON MARATHON 2023

George Chenery

ON

Bib: 5034 M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:48/mi
21:09
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:43/mi
42:02
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:41/mi
1:02:48
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:40/mi
1:23:31
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:37/mi
1:28:02
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:42/mi
1:44:17
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:47/mi
2:05:23
↑ 181↓ 1480.2%
138 ft elev
20M
6:47/mi
2:14:36
↑ 64↓ 500.2%
148 ft elev
21M
7:08/mi
2:21:44
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:34/mi
2:26:39
↑ 17↓ 861.7%
156 ft elev
23M
6:54/mi
2:35:17
↑ 23↓ 630.6%
116 ft elev
24M
6:33/mi
2:41:50
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:47/mi
2:47:38
↓ 200.3%
20 ft elev
25.2M
7:15/mi
2:50:08
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:44/mi
2:57:00
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:28:026:43 /mi⚡ faster
2nd Half
1:28:586:47 /mi+1.1%
Positive split — 1.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
21:096:483.11 mi21:09
6:48
-
10K
42:026:463.10 mi20:53
6:43
-0:05
15K
1:02:486:443.11 mi20:46
6:41
-0:02
20K
1:23:316:433.11 mi20:43
6:40
-0:01
Half(13.11 mi)
1:28:026:430.68 mi4:31
6:37
-0:03
25K
1:44:176:432.42 mi16:15
6:42
+0:05
30K
2:05:236:443.11 mi21:06
6:47
+0:05
20M
2:14:366:441.36 mi9:13
6:47
0:00
21M
2:21:446:451.00 mi7:08
7:08
+0:21
35K
2:26:396:450.75 mi4:55
6:34
-0:34
23M
2:35:176:451.25 mi8:38
6:54
+0:20
24M
2:41:506:451.00 mi6:33
6:33
-0:21
40K
2:47:386:450.85 mi5:48
6:47
+0:14
25.2M
2:50:086:450.35 mi2:30
7:15
+0:28
Finish(26.22 mi)
2:57:006:451.02 mi6:52
6:44
-0:31
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:33 /mi

Average Pace

6:45 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:54:30

99% of race

Time at Steady Pace

2:30

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi473244024402396537263726
10K3.10 mi4630+1024318+844318+84454242394239
15K3.11 mi4387+2434105+2134105+213396537263726
20K3.11 mi4054+3333807+2983807+298331931493149
Half(13.11 mi)0.68 mi4027+273783+243783+24355733653365
25K2.42 mi3884+1433660+1233660+123336531923192
30K3.11 mi3659+2253458+2023458+202293027752775
20M1.36 mi3539+1203347+1113347+111271525692569
21M1.00 mi3444+953262+853262+85276726012601
35K0.75 mi3382+623201+613201+61284526722672
23M1.25 mi3351+313173+283173+28318829652965
24M1.00 mi3273+783099+743099+74232721782178
40K0.85 mi3228+453055+443055+44274725332533
25.2M0.35 mi3206+223032+233032+23271224982498
Finish(26.22 mi)1.02 mi3186+203015+173015+17370732993299

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

3965

Males

3726

M18-39

3726

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4542

Males

4239

M18-39

4239

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

3965

Males

3726

M18-39

3726

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3319

Males

3149

M18-39

3149

20K→Half

12.4 - 13.1 mi

Top 13%
×2story building
+19ft-37ft

Overall

3557

Males

3365

M18-39

3365

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3365

Males

3192

M18-39

3192

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2930

Males

2775

M18-39

2775

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2715

Males

2569

M18-39

2569

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2767

Males

2601

M18-39

2601

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

2845

Males

2672

M18-39

2672

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3188

Males

2965

M18-39

2965

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2327

Males

2178

M18-39

2178

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2747

Males

2533

M18-39

2533

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2712

Males

2498

M18-39

2498

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3707

Males

3299

M18-39

3299

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#4732
5K → 10K
158260+102
#4732 → #4630
10K → 15K
42285+243
#4630 → #4387
15K → 20K
5338+333
#4387 → #4054
20K → Half
1138+27
#4054 → #4027
Half → 25K
18161+143
#4027 → #3884
25K → 30K
25250+225
#3884 → #3659
30K → 20M
9129+120
#3659 → #3539
20M → 21M
13108+95
#3539 → #3444
21M → 35K
668+62
#3444 → #3382
35K → 23M
3566+31
#3382 → #3351
23M → 24M
886+78
#3351 → #3273
24M → 40K
1661+45
#3273 → #3228
40K → 25.2M
1032+22
#3228 → #3206
25.2M → Finish
3555+20
#3206 → #3186
TOTALS
3911937+1546
#4732 → #3186

Passing Visualized

Category:
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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