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BOSTON MARATHON 2023

Justin Whittet

Bib: 2972•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:28
Rank: #2766
Start → 5K
20:28 | 6:35/mi
10K· 6.21 mi
40:26
Rank: #2539 (+227)
5K → 10K
19:58 | 6:26/mi
15K· 9.32 mi
1:00:30
Rank: #2484 (+55)
10K → 15K
20:04 | 6:28/mi
20K· 12.43 mi
1:20:40
Rank: #2396 (+88)
15K → 20K
20:10 | 6:29/mi
Half· 13.11 mi
1:25:04
Rank: #2402 (-6)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:46
Rank: #2348 (+54)
Half → 25K
15:42 | 6:29/mi
30K· 18.64 mi
2:01:21
Rank: #2282 (+66)
25K → 30K
20:35 | 6:38/mi
20M
2:10:11
Rank: #2189 (+93)
30K → 20M
8:50 | 6:30/mi
21M
2:17:01
Rank: #2122 (+67)
20M → 21M
6:50 | 6:50/mi
35K· 21.75 mi
2:21:49
Rank: #2118 (+4)
21M → 35K
4:48 | 6:25/mi
23M
2:30:11
Rank: #2077 (+41)
35K → 23M
8:22 | 6:41/mi
24M
2:36:37
Rank: #2043 (+34)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:42:15
Rank: #2015 (+28)
24M → 40K
5:38 | 6:35/mi
25.2M
2:44:31
Rank: #1973 (+42)
40K → 25.2M
2:16 | 6:35/mi
Finish· 26.22 mi
2:50:57
Rank: #1931 (+42)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:04
Pace6:29 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:53
Pace6:33 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3320:286:3520:28
6:35
-
10K
6.21 mi10:41:3140:266:3019:58
6:26
-0:09
15K
9.32 mi11:01:351:00:306:2920:04
6:28
+0:02
20K
12.43 mi11:21:451:20:406:2920:10
6:29
+0:01
Half
13.11 mi11:26:091:25:046:294:24
6:27
-0:02
25K
15.53 mi11:41:511:40:466:2915:42
6:29
+0:02
30K
18.64 mi12:02:262:01:216:3120:35
6:38
+0:09
20M
20.00 mi12:11:162:10:116:318:50
6:30
-0:08
21M
21.00 mi12:18:062:17:016:316:50
6:50
+0:20
35K
21.75 mi12:22:542:21:496:314:48
6:25
-0:25
23M
23.00 mi12:31:162:30:116:328:22
6:41
+0:16
24M
24.00 mi12:37:422:36:376:326:26
6:26
-0:15
40K
24.85 mi12:43:202:42:156:325:38
6:35
+0:09
25.2M
25.20 mi12:45:362:44:316:322:16
6:35
0:00
Finish
26.22 mi12:52:022:50:576:316:26
6:19
-0:16

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

6:19 /mi

Average Pace

6:31 /mi

Slowest Pace

6:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:10

79% of race

Time at Steady Pace

35:47

21% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:21:3320:286:3520:28
6:35
#2766
10K
6.21 mi10:41:3140:266:3019:58
6:26
#2539
15K
9.32 mi11:01:351:00:306:2920:04
6:28
#2484
20K
12.43 mi11:21:451:20:406:2920:10
6:29
#2396
Half
13.11 mi11:26:091:25:046:294:24
6:27
#2402
25K
15.53 mi11:41:511:40:466:2915:42
6:29
#2348
30K
18.64 mi12:02:262:01:216:3120:35
6:38
#2282
20M
20.00 mi12:11:162:10:116:318:50
6:30
#2189
21M
21.00 mi12:18:062:17:016:316:50
6:50
#2122
35K
21.75 mi12:22:542:21:496:314:48
6:25
#2118
23M
23.00 mi12:31:162:30:116:328:22
6:41
#2077
24M
24.00 mi12:37:422:36:376:326:26
6:26
#2043
40K
24.85 mi12:43:202:42:156:325:38
6:35
#2015
25.2M
25.20 mi12:45:362:44:316:322:16
6:35
#1973
Finish
26.22 mi12:52:022:50:576:316:26
6:19
#1931
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2766263126312399(Top 9%)2302(Top 15%)2302(Top 44%)
10K6.21 mi3.10 mi2539+2272421+2102421+2102363(Top 9%)2263(Top 15%)2263(Top 43%)
15K9.32 mi3.11 mi2484+552372+492372+492399(Top 9%)2302(Top 15%)2302(Top 44%)
20K12.43 mi3.11 mi2396+882295+772295+772222(Top 8%)2132(Top 14%)2132(Top 40%)
Half13.11 mi0.68 mi2402-62301-62301-62444(Top 9%)2343(Top 15%)2343(Top 44%)
25K15.53 mi2.42 mi2348+542252+492252+492048(Top 8%)1962(Top 13%)1962(Top 37%)
30K18.64 mi3.11 mi2282+662190+622190+622059(Top 8%)1966(Top 13%)1966(Top 37%)
20M20.00 mi1.36 mi2189+932099+912099+911458(Top 5%)1387(Top 9%)1387(Top 26%)
21M21.00 mi1.00 mi2122+672034+652034+651522(Top 6%)1451(Top 10%)1451(Top 27%)
35K21.75 mi0.75 mi2118+42031+32031+32018(Top 8%)1916(Top 13%)1916(Top 36%)
23M23.00 mi1.25 mi2077+411991+401991+402092(Top 8%)1981(Top 13%)1981(Top 37%)
24M24.00 mi1.00 mi2043+341959+321959+321809(Top 7%)1705(Top 11%)1705(Top 32%)
40K24.85 mi0.85 mi2015+281931+281931+281835(Top 7%)1726(Top 11%)1726(Top 33%)
25.2M25.20 mi0.35 mi1973+421889+421889+42654(Top 2%)619(Top 4%)619(Top 12%)
Finish26.22 mi1.02 mi1931+421848+411848+411673(Top 6%)1573(Top 10%)1573(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2399

Males

2302

M18-39

2302

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2363

Males

2263

M18-39

2263

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2399

Males

2302

M18-39

2302

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2222

Males

2132

M18-39

2132

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2444

Males

2343

M18-39

2343

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2048

Males

1962

M18-39

1962

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2059

Males

1966

M18-39

1966

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1458

Males

1387

M18-39

1387

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1522

Males

1451

M18-39

1451

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2018

Males

1916

M18-39

1916

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2092

Males

1981

M18-39

1981

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1809

Males

1705

M18-39

1705

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1835

Males

1726

M18-39

1726

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

654

Males

619

M18-39

619

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1673

Males

1573

M18-39

1573

Passing Analysis

Category:
Athletes Passed
1116
Passed By
281
Net Change
+835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2766
5K → 10K29770+227#2766#2539
10K → 15K9843+55#2539#2484
15K → 20K10820+88#2484#2396
20K → Half915-6#2396#2402
Half → 25K7319+54#2402#2348
25K → 30K9933+66#2348#2282
30K → 20M963+93#2282#2189
20M → 21M747+67#2189#2122
21M → 35K1915+4#2122#2118
35K → 23M6322+41#2118#2077
23M → 24M4814+34#2077#2043
24M → 40K379+28#2043#2015
40K → 25.2M420+42#2015#1973
25.2M → Finish5311+42#1973#1931
TOTALS1116281+835
📊

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