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BOSTON MARATHON 2023

Andy Marx

Bib: 27675•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 43%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 47%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:27
Rank: #15390
Start → 5K
25:27 | 8:11/mi
10K· 6.21 mi
50:21
Rank: #15135 (+255)
5K → 10K
24:54 | 8:01/mi
15K· 9.32 mi
1:15:27
Rank: #15085 (+50)
10K → 15K
25:06 | 8:05/mi
20K· 12.43 mi
1:40:31
Rank: #14774 (+311)
15K → 20K
25:04 | 8:04/mi
Half· 13.11 mi
1:45:54
Rank: #14715 (+59)
20K → Half
5:23 | 7:53/mi
25K· 15.53 mi
2:05:01
Rank: #14254 (+461)
Half → 25K
19:07 | 7:53/mi
30K· 18.64 mi
2:30:00
Rank: #13645 (+609)
25K → 30K
24:59 | 8:02/mi
20M
2:40:33
Rank: #13255 (+390)
30K → 20M
10:33 | 7:46/mi
21M
2:48:30
Rank: #12845 (+410)
20M → 21M
7:57 | 7:57/mi
35K· 21.75 mi
2:54:21
Rank: #12752 (+93)
21M → 35K
5:51 | 7:49/mi
23M
3:04:00
Rank: #12448 (+304)
35K → 23M
9:39 | 7:42/mi
24M
3:11:29
Rank: #12228 (+220)
23M → 24M
7:29 | 7:29/mi
40K· 24.85 mi
3:17:49
Rank: #11958 (+270)
24M → 40K
6:20 | 7:24/mi
25.2M
3:20:23
Rank: #11781 (+177)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:27:15
Rank: #11376 (+405)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:21
Pace7:44 /mi
📊Negative Split: 4.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:5725:278:1125:27
8:11
-
10K
6.21 mi12:05:5150:218:0624:54
8:01
-0:10
15K
9.32 mi12:30:571:15:278:0625:06
8:05
+0:04
20K
12.43 mi12:56:011:40:318:0525:04
8:04
-0:01
Half
13.11 mi13:01:241:45:548:055:23
7:53
-0:11
25K
15.53 mi13:20:312:05:018:0319:07
7:53
0:00
30K
18.64 mi13:45:302:30:008:0324:59
8:02
+0:09
20M
20.00 mi13:56:032:40:338:0210:33
7:46
-0:16
21M
21.00 mi14:04:002:48:308:017:57
7:57
+0:11
35K
21.75 mi14:09:512:54:218:015:51
7:49
-0:08
23M
23.00 mi14:19:303:04:008:009:39
7:42
-0:07
24M
24.00 mi14:26:593:11:297:597:29
7:29
-0:13
40K
24.85 mi14:33:193:17:497:586:20
7:24
-0:05
25.2M
25.20 mi14:35:533:20:237:572:34
7:27
+0:03
Finish
26.22 mi14:42:453:27:157:556:52
6:44
-0:43

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

6:44 /mi

Average Pace

7:55 /mi

Slowest Pace

8:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:54

16% of race

Time at Steady Pace

1:38:44

48% of race

Time at Slower Pace

1:15:37

36% of race

Average Pace: 7:54 /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 mi11:40:5725:278:1125:27
8:11
#15390
10K
6.21 mi12:05:5150:218:0624:54
8:01
#15135
15K
9.32 mi12:30:571:15:278:0625:06
8:05
#15085
20K
12.43 mi12:56:011:40:318:0525:04
8:04
#14774
Half
13.11 mi13:01:241:45:548:055:23
7:53
#14715
25K
15.53 mi13:20:312:05:018:0319:07
7:53
#14254
30K
18.64 mi13:45:302:30:008:0324:59
8:02
#13645
20M
20.00 mi13:56:032:40:338:0210:33
7:46
#13255
21M
21.00 mi14:04:002:48:308:017:57
7:57
#12845
35K
21.75 mi14:09:512:54:218:015:51
7:49
#12752
23M
23.00 mi14:19:303:04:008:009:39
7:42
#12448
24M
24.00 mi14:26:593:11:297:597:29
7:29
#12228
40K
24.85 mi14:33:193:17:497:586:20
7:24
#11958
25.2M
25.20 mi14:35:533:20:237:572:34
7:27
#11781
Finish
26.22 mi14:42:453:27:157:556:52
6:44
#11376
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi15390104731047315006(Top 56%)10302(Top 68%)10302(Top 460%)
10K6.21 mi3.10 mi15135+25510380+9310380+9314896(Top 56%)10265(Top 68%)10265(Top 458%)
15K9.32 mi3.11 mi15085+5010348+3210348+3215006(Top 56%)10302(Top 68%)10302(Top 460%)
20K12.43 mi3.11 mi14774+31110211+13710211+13713971(Top 52%)9859(Top 65%)9859(Top 440%)
Half13.11 mi0.68 mi14715+5910189+2210189+2213438(Top 50%)9643(Top 64%)9643(Top 430%)
25K15.53 mi2.42 mi14254+4619977+2129977+21211784(Top 44%)8818(Top 58%)8818(Top 393%)
30K18.64 mi3.11 mi13645+6099705+2729705+27211220(Top 42%)8458(Top 56%)8458(Top 377%)
20M20.00 mi1.36 mi13255+3909529+1769529+1768589(Top 32%)6956(Top 46%)6956(Top 310%)
21M21.00 mi1.00 mi12845+4109327+2029327+2027043(Top 26%)5899(Top 39%)5899(Top 263%)
35K21.75 mi0.75 mi12752+939275+529275+5210779(Top 40%)8002(Top 53%)8002(Top 357%)
23M23.00 mi1.25 mi12448+3049133+1429133+1427772(Top 29%)6297(Top 41%)6297(Top 281%)
24M24.00 mi1.00 mi12228+2209008+1259008+1257606(Top 29%)6085(Top 40%)6085(Top 272%)
40K24.85 mi0.85 mi11958+2708866+1428866+1426149(Top 23%)5123(Top 34%)5123(Top 229%)
25.2M25.20 mi0.35 mi11781+1778784+828784+823691(Top 14%)3319(Top 22%)3319(Top 148%)
Finish26.22 mi1.02 mi11376+4058579+2058579+2053754(Top 14%)3346(Top 22%)3346(Top 149%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

15006

Males

10302

M40-44

10302

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14896

Males

10265

M40-44

10265

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

15006

Males

10302

M40-44

10302

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13971

Males

9859

M40-44

9859

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

13438

Males

9643

M40-44

9643

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11784

Males

8818

M40-44

8818

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11220

Males

8458

M40-44

8458

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8589

Males

6956

M40-44

6956

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7043

Males

5899

M40-44

5899

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10779

Males

8002

M40-44

8002

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7772

Males

6297

M40-44

6297

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7606

Males

6085

M40-44

6085

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6149

Males

5123

M40-44

5123

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3691

Males

3319

M40-44

3319

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3754

Males

3346

M40-44

3346

Passing Analysis

Category:
Athletes Passed
4452
Passed By
438
Net Change
+4014
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15390
5K → 10K458203+255#15390#15135
10K → 15K194144+50#15135#15085
15K → 20K36251+311#15085#14774
20K → Half656+59#14774#14715
Half → 25K4643+461#14715#14254
25K → 30K6178+609#14254#13645
30K → 20M3900+390#13645#13255
20M → 21M4111+410#13255#12845
21M → 35K10815+93#12845#12752
35K → 23M3073+304#12752#12448
23M → 24M2233+220#12448#12228
24M → 40K2711+270#12228#11958
40K → 25.2M1770+177#11958#11781
25.2M → Finish4050+405#11781#11376
TOTALS4452438+4014
📊

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