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BOSTON MARATHON 2023

Michael Eisenstadt

Bib: 31280•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:36
Rank: #23863
Start → 5K
31:36 | 10:10/mi
10K· 6.21 mi
1:03:47
Rank: #24192 (-329)
5K → 10K
32:11 | 10:22/mi
15K· 9.32 mi
1:34:42
Rank: #23924 (+268)
10K → 15K
30:55 | 9:57/mi
20K· 12.43 mi
2:07:23
Rank: #23911 (+13)
15K → 20K
32:41 | 10:31/mi
Half· 13.11 mi
2:14:02
Rank: #23845 (+66)
20K → Half
6:39 | 9:45/mi
25K· 15.53 mi
2:40:02
Rank: #23779 (+66)
Half → 25K
26:00 | 10:43/mi
30K· 18.64 mi
3:14:36
Rank: #23687 (+92)
25K → 30K
34:34 | 11:08/mi
20M
3:29:14
Rank: #23572 (+115)
30K → 20M
14:38 | 10:46/mi
21M
3:41:07
Rank: #23538 (+34)
20M → 21M
11:53 | 11:53/mi
35K· 21.75 mi
3:48:39
Rank: #23474 (+64)
21M → 35K
7:32 | 10:04/mi
23M
4:02:30
Rank: #23430 (+44)
35K → 23M
13:51 | 11:04/mi
24M
4:13:15
Rank: #23402 (+28)
23M → 24M
10:45 | 10:45/mi
40K· 24.85 mi
4:22:40
Rank: #23355 (+47)
24M → 40K
9:25 | 11:01/mi
25.2M
4:26:27
Rank: #23312 (+43)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
4:36:49
Rank: #23277 (+35)
25.2M → Finish
10:22 | 10:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:02
Pace10:13 /mi
2nd Half
Distance13.11 mi
Time2:22:47
Pace10:54 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1031:3610:1031:36
10:10
-
10K
6.21 mi12:25:211:03:4710:1632:11
10:22
+0:12
15K
9.32 mi12:56:161:34:4210:1030:55
9:57
-0:25
20K
12.43 mi13:28:572:07:2310:1532:41
10:31
+0:34
Half
13.11 mi13:35:362:14:0210:136:39
9:45
-0:46
25K
15.53 mi14:01:362:40:0210:1826:00
10:43
+0:58
30K
18.64 mi14:36:103:14:3610:2634:34
11:08
+0:25
20M
20.00 mi14:50:483:29:1410:2814:38
10:46
-0:22
21M
21.00 mi15:02:413:41:0710:3211:53
11:53
+1:07
35K
21.75 mi15:10:133:48:3910:317:32
10:04
-1:49
23M
23.00 mi15:24:044:02:3010:3313:51
11:04
+1:00
24M
24.00 mi15:34:494:13:1510:3310:45
10:45
-0:19
40K
24.85 mi15:44:144:22:4010:349:25
11:01
+0:16
25.2M
25.20 mi15:48:014:26:2710:343:47
10:58
-0:03
Finish
26.22 mi15:58:234:36:4910:3410:22
10:10
-0:48

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

9:45 /mi

Average Pace

10:34 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:15

43% of race

Time at Steady Pace

1:27:51

32% of race

Time at Slower Pace

1:09:43

25% of race

Average Pace: 10:33 /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 mi11:53:1031:3610:1031:36
10:10
#23863
10K
6.21 mi12:25:211:03:4710:1632:11
10:22
#24192
15K
9.32 mi12:56:161:34:4210:1030:55
9:57
#23924
20K
12.43 mi13:28:572:07:2310:1532:41
10:31
#23911
Half
13.11 mi13:35:362:14:0210:136:39
9:45
#23845
25K
15.53 mi14:01:362:40:0210:1826:00
10:43
#23779
30K
18.64 mi14:36:103:14:3610:2634:34
11:08
#23687
20M
20.00 mi14:50:483:29:1410:2814:38
10:46
#23572
21M
21.00 mi15:02:413:41:0710:3211:53
11:53
#23538
35K
21.75 mi15:10:133:48:3910:317:32
10:04
#23474
23M
23.00 mi15:24:044:02:3010:3313:51
11:04
#23430
24M
24.00 mi15:34:494:13:1510:3310:45
10:45
#23402
40K
24.85 mi15:44:144:22:4010:349:25
11:01
#23355
25.2M
25.20 mi15:48:014:26:2710:343:47
10:58
#23312
Finish
26.22 mi15:58:234:36:4910:3410:22
10:10
#23277
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23863140201402023411(Top 88%)13834(Top 91%)13834(Top 973%)
10K6.21 mi3.10 mi24192-32914180-16014180-16024413(Top 92%)14271(Top 94%)14271(Top 1004%)
15K9.32 mi3.11 mi23924+26814056+12414056+12423411(Top 88%)13834(Top 91%)13834(Top 973%)
20K12.43 mi3.11 mi23911+1314052+414052+423870(Top 90%)14017(Top 92%)14017(Top 986%)
Half13.11 mi0.68 mi23845+6614023+2914023+2922748(Top 85%)13518(Top 89%)13518(Top 951%)
25K15.53 mi2.42 mi23779+6613982+4113982+4123548(Top 88%)13826(Top 91%)13826(Top 972%)
30K18.64 mi3.11 mi23687+9213923+5913923+5923292(Top 87%)13648(Top 90%)13648(Top 960%)
20M20.00 mi1.36 mi23572+11513854+6913854+6922286(Top 84%)13134(Top 87%)13134(Top 924%)
21M21.00 mi1.00 mi23538+3413833+2113833+2122552(Top 85%)13223(Top 87%)13223(Top 930%)
35K21.75 mi0.75 mi23474+6413798+3513798+3521483(Top 81%)12710(Top 84%)12710(Top 894%)
23M23.00 mi1.25 mi23430+4413764+3413764+3422447(Top 84%)13133(Top 87%)13133(Top 924%)
24M24.00 mi1.00 mi23402+2813741+2313741+2322563(Top 85%)13147(Top 87%)13147(Top 925%)
40K24.85 mi0.85 mi23355+4713708+3313708+3322391(Top 84%)13032(Top 86%)13032(Top 916%)
25.2M25.20 mi0.35 mi23312+4313683+2513683+2520391(Top 77%)12118(Top 80%)12118(Top 852%)
Finish26.22 mi1.02 mi23277+3513657+2613657+2622216(Top 83%)12957(Top 85%)12957(Top 911%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

23411

Males

13834

M55-59

13834

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24413

Males

14271

M55-59

14271

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

23411

Males

13834

M55-59

13834

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

23870

Males

14017

M55-59

14017

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22748

Males

13518

M55-59

13518

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23548

Males

13826

M55-59

13826

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23292

Males

13648

M55-59

13648

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

22286

Males

13134

M55-59

13134

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22552

Males

13223

M55-59

13223

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21483

Males

12710

M55-59

12710

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

22447

Males

13133

M55-59

13133

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

22563

Males

13147

M55-59

13147

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22391

Males

13032

M55-59

13032

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20391

Males

12118

M55-59

12118

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22216

Males

12957

M55-59

12957

Passing Analysis

Category:
Athletes Passed
1347
Passed By
761
Net Change
+586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23863
5K → 10K70399-329#23863#24192
10K → 15K29931+268#24192#23924
15K → 20K120107+13#23924#23911
20K → Half671+66#23911#23845
Half → 25K12458+66#23845#23779
25K → 30K14755+92#23779#23687
30K → 20M1238+115#23687#23572
20M → 21M5420+34#23572#23538
21M → 35K706+64#23538#23474
35K → 23M6723+44#23474#23430
23M → 24M5022+28#23430#23402
24M → 40K5710+47#23402#23355
40K → 25.2M441+43#23355#23312
25.2M → Finish5520+35#23312#23277
TOTALS1347761+586
📊

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