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BOSTON MARATHON 2023

Joseph Difabio

Bib: 611•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
17:37
Rank: #240
Start → 5K
17:37 | 5:40/mi
10K· 6.21 mi
35:12
Rank: #253 (-13)
5K → 10K
17:35 | 5:40/mi
15K· 9.32 mi
52:49
Rank: #236 (+17)
10K → 15K
17:37 | 5:40/mi
20K· 12.43 mi
1:10:28
Rank: #224 (+12)
15K → 20K
17:39 | 5:41/mi
Half· 13.11 mi
1:14:20
Rank: #224
20K → Half
3:52 | 5:40/mi
25K· 15.53 mi
1:28:15
Rank: #220 (+4)
Half → 25K
13:55 | 5:44/mi
30K· 18.64 mi
1:46:33
Rank: #207 (+13)
25K → 30K
18:18 | 5:53/mi
20M
1:54:43
Rank: #209 (-2)
30K → 20M
8:10 | 6:01/mi
21M
2:00:56
Rank: #206 (+3)
20M → 21M
6:13 | 6:13/mi
35K· 21.75 mi
2:05:18
Rank: #211 (-5)
21M → 35K
4:22 | 5:50/mi
23M
2:12:53
Rank: #221 (-10)
35K → 23M
7:35 | 6:03/mi
24M
2:18:53
Rank: #223 (-2)
23M → 24M
6:00 | 6:00/mi
40K· 24.85 mi
2:24:11
Rank: #223
24M → 40K
5:18 | 6:12/mi
25.2M
2:26:23
Rank: #221 (+2)
40K → 25.2M
2:12 | 6:23/mi
Finish· 26.22 mi
2:32:07
Rank: #214 (+7)
25.2M → Finish
5:44 | 5:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:20
Pace5:40 /mi
2nd Half
Distance13.11 mi
Time1:17:47
Pace5:56 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:4417:375:4017:37
5:40
-
10K
6.21 mi10:35:1935:125:4017:35
5:40
0:00
15K
9.32 mi10:52:5652:495:4017:37
5:40
0:00
20K
12.43 mi11:10:351:10:285:4017:39
5:41
+0:01
Half
13.11 mi11:14:271:14:205:403:52
5:40
-0:01
25K
15.53 mi11:28:221:28:155:4113:55
5:44
+0:04
30K
18.64 mi11:46:401:46:335:4318:18
5:53
+0:09
20M
20.00 mi11:54:501:54:435:448:10
6:01
+0:08
21M
21.00 mi12:01:032:00:565:466:13
6:13
+0:12
35K
21.75 mi12:05:252:05:185:464:22
5:50
-0:23
23M
23.00 mi12:13:002:12:535:477:35
6:03
+0:13
24M
24.00 mi12:19:002:18:535:476:00
6:00
-0:03
40K
24.85 mi12:24:182:24:115:485:18
6:12
+0:12
25.2M
25.20 mi12:26:302:26:235:492:12
6:23
+0:11
Finish
26.22 mi12:32:142:32:075:485:44
5:38
-0:45

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

5:38 /mi

Average Pace

5:48 /mi

Slowest Pace

6:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:24

91% of race

Time at Steady Pace

13:43

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:48 /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 mi10:17:4417:375:4017:37
5:40
#240
10K
6.21 mi10:35:1935:125:4017:35
5:40
#253
15K
9.32 mi10:52:5652:495:4017:37
5:40
#236
20K
12.43 mi11:10:351:10:285:4017:39
5:41
#224
Half
13.11 mi11:14:271:14:205:403:52
5:40
#224
25K
15.53 mi11:28:221:28:155:4113:55
5:44
#220
30K
18.64 mi11:46:401:46:335:4318:18
5:53
#207
20M
20.00 mi11:54:501:54:435:448:10
6:01
#209
21M
21.00 mi12:01:032:00:565:466:13
6:13
#206
35K
21.75 mi12:05:252:05:185:464:22
5:50
#211
23M
23.00 mi12:13:002:12:535:477:35
6:03
#221
24M
24.00 mi12:19:002:18:535:476:00
6:00
#223
40K
24.85 mi12:24:182:24:115:485:18
6:12
#223
25.2M
25.20 mi12:26:302:26:235:492:12
6:23
#221
Finish
26.22 mi12:32:142:32:075:485:44
5:38
#214
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi240240240214(Top 0.8%)186(Top 1%)186(Top 4%)
10K6.21 mi3.10 mi253-13226+14226+14252(Top 0.9%)222(Top 1%)222(Top 4%)
15K9.32 mi3.11 mi236+17209+17209+17214(Top 0.8%)186(Top 1%)186(Top 4%)
20K12.43 mi3.11 mi224+12197+12197+12175(Top 0.7%)153(Top 1%)153(Top 3%)
Half13.11 mi0.68 mi224198-1198-1241(Top 0.9%)219(Top 1%)219(Top 4%)
25K15.53 mi2.42 mi220+4194+4194+4202(Top 0.8%)180(Top 1%)180(Top 3%)
30K18.64 mi3.11 mi207+13183+11183+11241(Top 0.9%)217(Top 1%)217(Top 4%)
20M20.00 mi1.36 mi209-2185-2185-2351(Top 1%)324(Top 2%)324(Top 6%)
21M21.00 mi1.00 mi206+3183+2183+2248(Top 0.9%)224(Top 1%)224(Top 4%)
35K21.75 mi0.75 mi211-5187-4187-4409(Top 2%)378(Top 2%)378(Top 7%)
23M23.00 mi1.25 mi221-10197-10197-10372(Top 1%)346(Top 2%)346(Top 7%)
24M24.00 mi1.00 mi223-2198-1198-1533(Top 2%)503(Top 3%)503(Top 10%)
40K24.85 mi0.85 mi223198198641(Top 2%)605(Top 4%)605(Top 11%)
25.2M25.20 mi0.35 mi221+2196+2196+2301(Top 1%)280(Top 2%)280(Top 5%)
Finish26.22 mi1.02 mi214+7189+7189+7169(Top 0.6%)153(Top 1%)153(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.8%
×21stories
+97ft-345ft

Overall

214

Males

186

M18-39

186

5K→10K

3.1 - 6.2 mi

Top 0.9%
×5stories
+79ft-138ft

Overall

252

Males

222

M18-39

222

10K→15K

6.2 - 9.3 mi

Top 0.8%
×3stories
+67ft-78ft

Overall

214

Males

186

M18-39

186

15K→20K

9.3 - 12.4 mi

Top 0.7%
×5stories
+106ft-86ft

Overall

175

Males

153

M18-39

153

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

241

Males

219

M18-39

219

Half→25K

13.1 - 15.5 mi

Top 0.8%
×4stories
+66ft-88ft

Overall

202

Males

180

M18-39

180

25K→30K

15.5 - 18.6 mi

Top 0.9%
×9stories
+181ft-148ft

Overall

241

Males

217

M18-39

217

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

351

Males

324

M18-39

324

20M→21M

20.0 - 21.0 mi

Top 0.9%
×8stories
+106ft-24ft

Overall

248

Males

224

M18-39

224

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

409

Males

378

M18-39

378

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

372

Males

346

M18-39

346

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

533

Males

503

M18-39

503

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

641

Males

605

M18-39

605

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

301

Males

280

M18-39

280

25.2M→Finish

25.2 - 26.2 mi

Top 0.6%
×2stories
+22ft-21ft

Overall

169

Males

153

M18-39

153

Passing Analysis

Category:
Athletes Passed
126
Passed By
100
Net Change
+26
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#240
5K → 10K2639-13#240#253
10K → 15K192+17#253#236
15K → 20K153+12#236#224
20K → Half440#224#224
Half → 25K73+4#224#220
25K → 30K174+13#220#207
30K → 20M57-2#207#209
20M → 21M74+3#209#206
21M → 35K38-5#206#211
35K → 23M515-10#211#221
23M → 24M13-2#221#223
24M → 40K660#223#223
40K → 25.2M20+2#223#221
25.2M → Finish92+7#221#214
TOTALS126100+26
📊

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