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BOSTON MARATHON 2023

Andrew Heaton

AB

Bib: 18363 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M55-59)
#0 / 1422
Top 28%
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
8:02/mi
24:56
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:46/mi
49:03
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:42/mi
1:12:58
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:46/mi
1:37:06
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:43/mi
1:42:22
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:54/mi
2:01:31
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:59/mi
2:26:19
↑ 181↓ 1480.2%
138 ft elev
20M
7:55/mi
2:37:05
↑ 64↓ 500.2%
148 ft elev
21M
8:12/mi
2:45:17
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:34/mi
2:50:57
↑ 17↓ 861.7%
156 ft elev
23M
7:45/mi
3:00:39
↑ 23↓ 630.6%
116 ft elev
24M
7:33/mi
3:08:12
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:48/mi
3:14:52
↓ 200.3%
20 ft elev
25.2M
8:04/mi
3:17:39
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:38/mi
3:25:26
↑ 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
1:42:227:49 /mi⚖️ balanced
2nd Half
1:43:047:52 /mi⚖️ balanced
Even split — consistent pacing between halves
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
24:568:023.11 mi24:56
8:02
-
10K
49:037:543.10 mi24:07
7:46
-0:16
15K
1:12:587:503.11 mi23:55
7:42
-0:04
20K
1:37:067:493.11 mi24:08
7:46
+0:04
Half(13.11 mi)
1:42:227:490.68 mi5:16
7:43
-0:03
25K
2:01:317:492.42 mi19:09
7:54
+0:11
30K
2:26:197:513.11 mi24:48
7:59
+0:05
20M
2:37:057:511.36 mi10:46
7:55
-0:04
21M
2:45:177:521.00 mi8:12
8:12
+0:17
35K
2:50:577:520.75 mi5:40
7:34
-0:38
23M
3:00:397:511.25 mi9:42
7:45
+0:11
24M
3:08:127:511.00 mi7:33
7:33
-0:12
40K
3:14:527:500.85 mi6:40
7:48
+0:15
25.2M
3:17:397:510.35 mi2:47
8:04
+0:16
Finish(26.22 mi)
3:25:267:501.02 mi7:47
7:38
-0:26
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:33 /mi

Average Pace

7:50 /mi

Slowest Pace

8:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:24:43

70% of race

Time at Steady Pace

1:00:43

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi1417610020100201181589958995
10K3.10 mi13529+6479752+2689752+2681277194529452
15K3.11 mi12951+5789502+2509502+2501181589958995
20K3.11 mi12511+4409287+2159287+2151145087728772
Half(13.11 mi)0.68 mi12482+299274+139274+131196590429042
25K2.42 mi12365+1179195+799195+791188488538853
30K3.11 mi12025+3409022+1739022+1731074382168216
20M1.36 mi11810+2158905+1178905+117971875937593
21M1.00 mi11598+2128793+1128793+112861968556855
35K0.75 mi11486+1128729+648729+64908571287128
23M1.25 mi11237+2498599+1308599+130804964486448
24M1.00 mi11084+1538501+988501+98804563536353
40K0.85 mi10958+1268410+918410+91866366476647
25.2M0.35 mi10880+788357+538357+53691855505550
Finish(26.22 mi)1.02 mi10800+808288+698288+69953470407040

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11815

Males

8995

M55-59

8995

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12771

Males

9452

M55-59

9452

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11815

Males

8995

M55-59

8995

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

11450

Males

8772

M55-59

8772

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11965

Males

9042

M55-59

9042

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

11884

Males

8853

M55-59

8853

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10743

Males

8216

M55-59

8216

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9718

Males

7593

M55-59

7593

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8619

Males

6855

M55-59

6855

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9085

Males

7128

M55-59

7128

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8049

Males

6448

M55-59

6448

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8045

Males

6353

M55-59

6353

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8663

Males

6647

M55-59

6647

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6918

Males

5550

M55-59

5550

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9534

Males

7040

M55-59

7040

Passing Analysis

Category:
Passed
3772
Passed By
396
Net Change
+3376
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14176
5K → 10K74194+647#14176#13529
10K → 15K61234+578#13529#12951
15K → 20K47535+440#12951#12511
20K → Half4617+29#12511#12482
Half → 25K18063+117#12482#12365
25K → 30K38646+340#12365#12025
30K → 20M22712+215#12025#11810
20M → 21M22412+212#11810#11598
21M → 35K12311+112#11598#11486
35K → 23M25910+249#11486#11237
23M → 24M16916+153#11237#11084
24M → 40K13812+126#11084#10958
40K → 25.2M824+78#10958#10880
25.2M → Finish11030+80#10880#10800
TOTALS3772396+3376

Passing Charts

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