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BOSTON MARATHON 2023

Andrew Fathman

Bib: 546•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.8%
Gender (Male)
#0 / 15176
Top 1%
Division (M18-39)
#0 / 5285
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:01
Rank: #378
Start → 5K
5:48/mi
18:01 split
10K· 6.21 mi
35:55
Rank: #383 (-5)
5K → 10K
5:46/mi
17:54 split
15K· 9.32 mi
53:44
Rank: #352 (+31)
10K → 15K
5:44/mi
17:49 split
20K· 12.43 mi
1:11:45
Rank: #328 (+24)
15K → 20K
5:48/mi
18:01 split
Half· 13.11 mi
1:15:38
Rank: #324 (+4)
20K → Half
5:42/mi
3:53 split
25K· 15.53 mi
1:29:45
Rank: #313 (+11)
Half → 25K
5:49/mi
14:07 split
30K· 18.64 mi
1:47:55
Rank: #297 (+16)
25K → 30K
5:51/mi
18:10 split
20M
1:55:51
Rank: #288 (+9)
30K → 20M
5:50/mi
7:56 split
21M
2:01:58
Rank: #271 (+17)
20M → 21M
6:07/mi
6:07 split
35K· 21.75 mi
2:06:08
Rank: #263 (+8)
21M → 35K
5:34/mi
4:10 split
23M
2:13:24
Rank: #235 (+28)
35K → 23M
5:48/mi
7:16 split
24M
2:19:02
Rank: #227 (+8)
23M → 24M
5:38/mi
5:38 split
40K· 24.85 mi
2:24:01
Rank: #218 (+9)
24M → 40K
5:50/mi
4:59 split
25.2M
2:26:09
Rank: #215 (+3)
40K → 25.2M
6:11/mi
2:08 split
Finish· 26.22 mi
2:31:51
Rank: #202 (+13)
25.2M → Finish
5:36/mi
5:42 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:15:38
Pace5:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:16:13
Pace5:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1018:015:4818:01
5:48
-
10K
6.21 mi10:36:0435:555:4717:54
5:46
-0:02
15K
9.32 mi10:53:5353:445:4617:49
5:44
-0:02
20K
12.43 mi11:11:541:11:455:4618:01
5:48
+0:04
Half
13.11 mi11:15:471:15:385:463:53
5:42
-0:06
25K
15.53 mi11:29:541:29:455:4714:07
5:49
+0:07
30K
18.64 mi11:48:041:47:555:4718:10
5:51
+0:02
20M
20.00 mi11:56:001:55:515:487:56
5:50
-0:01
21M
21.00 mi12:02:072:01:585:486:07
6:07
+0:17
35K
21.75 mi12:06:172:06:085:484:10
5:34
-0:33
23M
23.00 mi12:13:332:13:245:487:16
5:48
+0:14
24M
24.00 mi12:19:112:19:025:485:38
5:38
-0:10
40K
24.85 mi12:24:102:24:015:484:59
5:50
+0:12
25.2M
25.20 mi12:26:182:26:095:482:08
6:11
+0:21
Finish
26.22 mi12:32:002:31:515:485:42
5:36
-0:35

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

5:34 /mi

Average Pace

5:48 /mi

Slowest Pace

6:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:43

99% of race

Time at Steady Pace

2:08

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:47 /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 mi10:18:1018:015:4818:01
5:48
#378
10K
6.21 mi10:36:0435:555:4717:54
5:46
#383
15K
9.32 mi10:53:5353:445:4617:49
5:44
#352
20K
12.43 mi11:11:541:11:455:4618:01
5:48
#328
Half
13.11 mi11:15:471:15:385:463:53
5:42
#324
25K
15.53 mi11:29:541:29:455:4714:07
5:49
#313
30K
18.64 mi11:48:041:47:555:4718:10
5:51
#297
20M
20.00 mi11:56:001:55:515:487:56
5:50
#288
21M
21.00 mi12:02:072:01:585:486:07
6:07
#271
35K
21.75 mi12:06:172:06:085:484:10
5:34
#263
23M
23.00 mi12:13:332:13:245:487:16
5:48
#235
24M
24.00 mi12:19:112:19:025:485:38
5:38
#227
40K
24.85 mi12:24:102:24:015:484:59
5:50
#218
25.2M
25.20 mi12:26:182:26:095:482:08
6:11
#215
Finish
26.22 mi12:32:002:31:515:485:42
5:36
#202
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi378343343290(Top 1%)258(Top 2%)258(Top 5%)
10K6.21 mi3.10 mi383-5348-5348-5389(Top 1%)354(Top 2%)354(Top 7%)
15K9.32 mi3.11 mi352+31319+29319+29290(Top 1%)258(Top 2%)258(Top 5%)
20K12.43 mi3.11 mi328+24296+23296+23306(Top 1%)275(Top 2%)275(Top 5%)
Half13.11 mi0.68 mi324+4292+4292+4263(Top 1.0%)241(Top 2%)241(Top 5%)
25K15.53 mi2.42 mi313+11281+11281+11302(Top 1%)274(Top 2%)274(Top 5%)
30K18.64 mi3.11 mi297+16265+16265+16193(Top 0.7%)170(Top 1%)170(Top 3%)
20M20.00 mi1.36 mi288+9257+8257+8185(Top 0.7%)163(Top 1%)163(Top 3%)
21M21.00 mi1.00 mi271+17244+13244+13176(Top 0.7%)155(Top 1%)155(Top 3%)
35K21.75 mi0.75 mi263+8237+7237+7134(Top 0.5%)113(Top 0.7%)113(Top 2%)
23M23.00 mi1.25 mi235+28209+28209+28140(Top 0.5%)120(Top 0.8%)120(Top 2%)
24M24.00 mi1.00 mi227+8202+7202+7136(Top 0.5%)119(Top 0.8%)119(Top 2%)
40K24.85 mi0.85 mi218+9193+9193+9166(Top 0.6%)149(Top 1.0%)149(Top 3%)
25.2M25.20 mi0.35 mi215+3190+3190+3153(Top 0.6%)136(Top 0.9%)136(Top 3%)
Finish26.22 mi1.02 mi202+13177+13177+13145(Top 0.5%)130(Top 0.9%)130(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21story building
+97ft-345ft

Overall

290

Males

258

M18-39

258

5K→10K

3.1 - 6.2 mi

Top 1%
×5story building
+79ft-138ft

Overall

389

Males

354

M18-39

354

10K→15K

6.2 - 9.3 mi

Top 1%
×3story building
+67ft-78ft

Overall

290

Males

258

M18-39

258

15K→20K

9.3 - 12.4 mi

Top 1%
×5story building
+106ft-86ft

Overall

306

Males

275

M18-39

275

20K→Half

12.4 - 13.1 mi

Top 1.0%
×2story building
+19ft-37ft

Overall

263

Males

241

M18-39

241

Half→25K

13.1 - 15.5 mi

Top 1%
×4story building
+66ft-88ft

Overall

302

Males

274

M18-39

274

25K→30K

15.5 - 18.6 mi

Top 0.7%
×9story building
+181ft-148ft

Overall

193

Males

170

M18-39

170

30K→20M

18.6 - 20.0 mi

Top 0.7%
×5story building
+64ft-50ft

Overall

185

Males

163

M18-39

163

20M→21M

20.0 - 21.0 mi

Top 0.7%
×8story building
+106ft-24ft

Overall

176

Males

155

M18-39

155

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7story building
+17ft-86ft

Overall

134

Males

113

M18-39

113

35K→23M

21.8 - 23.0 mi

Top 0.5%
×5story building
+23ft-63ft

Overall

140

Males

120

M18-39

120

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6story building
+12ft-82ft

Overall

136

Males

119

M18-39

119

24M→40K

24.0 - 24.9 mi

Top 0.6%
×1story
+6ft-20ft

Overall

166

Males

149

M18-39

149

40K→25.2M

24.9 - 25.2 mi

Top 0.6%
×1story
+13ft-16ft

Overall

153

Males

136

M18-39

136

25.2M→Finish

25.2 - 26.2 mi

Top 0.5%
×2story building
+22ft-21ft

Overall

145

Males

130

M18-39

130

Passing Analysis

Category:
Athletes Passed
211
Passed By
35
Net Change
+176
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#378
5K → 10K1722-5#378#383
10K → 15K321+31#383#352
15K → 20K251+24#352#328
20K → Half40+4#328#324
Half → 25K121+11#324#313
25K → 30K204+16#313#297
30K → 20M101+9#297#288
20M → 21M181+17#288#271
21M → 35K91+8#271#263
35K → 23M280+28#263#235
23M → 24M80+8#235#227
24M → 40K101+9#227#218
40K → 25.2M41+3#218#215
25.2M → Finish141+13#215#202
TOTALS21135+176
📊

Passing Visuals

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