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BOSTON MARATHON 2023

Sam Ghitelman

Bib: 5760•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #4099
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:47
Rank: #4217 (-118)
5K → 10K
20:49 | 6:42/mi
15K· 9.32 mi
1:02:36
Rank: #4166 (+51)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:23:21
Rank: #3928 (+238)
15K → 20K
20:45 | 6:41/mi
Half· 13.11 mi
1:27:54
Rank: #3929 (-1)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:44:04
Rank: #3758 (+171)
Half → 25K
16:10 | 6:40/mi
30K· 18.64 mi
2:04:51
Rank: #3417 (+341)
25K → 30K
20:47 | 6:41/mi
20M
2:13:53
Rank: #3244 (+173)
30K → 20M
9:02 | 6:39/mi
21M
2:20:46
Rank: #3110 (+134)
20M → 21M
6:53 | 6:53/mi
35K· 21.75 mi
2:25:40
Rank: #3073 (+37)
21M → 35K
4:54 | 6:33/mi
23M
2:34:01
Rank: #2965 (+108)
35K → 23M
8:21 | 6:40/mi
24M
2:40:34
Rank: #2911 (+54)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:46:15
Rank: #2841 (+70)
24M → 40K
5:41 | 6:39/mi
25.2M
2:48:43
Rank: #2813 (+28)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:55:08
Rank: #2727 (+86)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:54
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:27:14
Pace6:39 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3920:586:4520:58
6:45
-
10K
6.21 mi10:44:2841:476:4320:49
6:42
-0:03
15K
9.32 mi11:05:171:02:366:4320:49
6:42
0:00
20K
12.43 mi11:26:021:23:216:4220:45
6:41
-0:01
Half
13.11 mi11:30:351:27:546:424:33
6:40
-0:01
25K
15.53 mi11:46:451:44:046:4216:10
6:40
0:00
30K
18.64 mi12:07:322:04:516:4220:47
6:41
+0:01
20M
20.00 mi12:16:342:13:536:429:02
6:39
-0:02
21M
21.00 mi12:23:272:20:466:426:53
6:53
+0:14
35K
21.75 mi12:28:212:25:406:424:54
6:33
-0:20
23M
23.00 mi12:36:422:34:016:428:21
6:40
+0:07
24M
24.00 mi12:43:152:40:346:416:33
6:33
-0:07
40K
24.85 mi12:48:562:46:156:415:41
6:39
+0:06
25.2M
25.20 mi12:51:242:48:436:422:28
7:09
+0:30
Finish
26.22 mi12:57:492:55:086:416:25
6:18
-0:51

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

6:18 /mi

Average Pace

6:41 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:40

99% of race

Time at Steady Pace

2:28

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:23:3920:586:4520:58
6:45
#4099
10K
6.21 mi10:44:2841:476:4320:49
6:42
#4217
15K
9.32 mi11:05:171:02:366:4320:49
6:42
#4166
20K
12.43 mi11:26:021:23:216:4220:45
6:41
#3928
Half
13.11 mi11:30:351:27:546:424:33
6:40
#3929
25K
15.53 mi11:46:451:44:046:4216:10
6:40
#3758
30K
18.64 mi12:07:322:04:516:4220:47
6:41
#3417
20M
20.00 mi12:16:342:13:536:429:02
6:39
#3244
21M
21.00 mi12:23:272:20:466:426:53
6:53
#3110
35K
21.75 mi12:28:212:25:406:424:54
6:33
#3073
23M
23.00 mi12:36:422:34:016:428:21
6:40
#2965
24M
24.00 mi12:43:152:40:346:416:33
6:33
#2911
40K
24.85 mi12:48:562:46:156:415:41
6:39
#2841
25.2M
25.20 mi12:51:242:48:436:422:28
7:09
#2813
Finish
26.22 mi12:57:492:55:086:416:25
6:18
#2727
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4099384438444107(Top 15%)3853(Top 25%)3853(Top 73%)
10K6.21 mi3.10 mi4217-1183952-1083952-1084308(Top 16%)4032(Top 27%)4032(Top 76%)
15K9.32 mi3.11 mi4166+513910+423910+424107(Top 15%)3853(Top 25%)3853(Top 73%)
20K12.43 mi3.11 mi3928+2383697+2133697+2133384(Top 13%)3207(Top 21%)3207(Top 61%)
Half13.11 mi0.68 mi3929-1369736973951(Top 15%)3703(Top 24%)3703(Top 70%)
25K15.53 mi2.42 mi3758+1713551+1463551+1463100(Top 12%)2955(Top 19%)2955(Top 56%)
30K18.64 mi3.11 mi3417+3413235+3163235+3162350(Top 9%)2239(Top 15%)2239(Top 42%)
20M20.00 mi1.36 mi3244+1733078+1573078+1572078(Top 8%)1982(Top 13%)1982(Top 38%)
21M21.00 mi1.00 mi3110+1342953+1252953+1251728(Top 6%)1644(Top 11%)1644(Top 31%)
35K21.75 mi0.75 mi3073+372918+352918+352686(Top 10%)2529(Top 17%)2529(Top 48%)
23M23.00 mi1.25 mi2965+1082821+972821+972060(Top 8%)1950(Top 13%)1950(Top 37%)
24M24.00 mi1.00 mi2911+542767+542767+542309(Top 9%)2160(Top 14%)2160(Top 41%)
40K24.85 mi0.85 mi2841+702701+662701+662099(Top 8%)1963(Top 13%)1963(Top 37%)
25.2M25.20 mi0.35 mi2813+282673+282673+282303(Top 9%)2136(Top 14%)2136(Top 40%)
Finish26.22 mi1.02 mi2727+862594+792594+791632(Top 6%)1537(Top 10%)1537(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4107

Males

3853

M18-39

3853

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4308

Males

4032

M18-39

4032

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4107

Males

3853

M18-39

3853

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3384

Males

3207

M18-39

3207

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3951

Males

3703

M18-39

3703

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3100

Males

2955

M18-39

2955

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2350

Males

2239

M18-39

2239

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2078

Males

1982

M18-39

1982

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1728

Males

1644

M18-39

1644

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2686

Males

2529

M18-39

2529

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2060

Males

1950

M18-39

1950

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2309

Males

2160

M18-39

2160

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2099

Males

1963

M18-39

1963

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2303

Males

2136

M18-39

2136

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1632

Males

1537

M18-39

1537

Passing Analysis

Category:
Athletes Passed
1889
Passed By
517
Net Change
+1372
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4099
5K → 10K168286-118#4099#4217
10K → 15K156105+51#4217#4166
15K → 20K25315+238#4166#3928
20K → Half2324-1#3928#3929
Half → 25K18615+171#3929#3758
25K → 30K3487+341#3758#3417
30K → 20M1807+173#3417#3244
20M → 21M1340+134#3244#3110
21M → 35K469+37#3110#3073
35K → 23M12113+108#3073#2965
23M → 24M6511+54#2965#2911
24M → 40K799+70#2911#2841
40K → 25.2M368+28#2841#2813
25.2M → Finish948+86#2813#2727
TOTALS1889517+1372
📊

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