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BOSTON MARATHON 2023

Rene Zein

Bib: 29016•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:48
Rank: #23237
Start → 5K
30:48 | 9:55/mi
10K· 6.21 mi
59:29
Rank: #22526 (+711)
5K → 10K
28:41 | 9:14/mi
15K· 9.32 mi
1:28:39
Rank: #22348 (+178)
10K → 15K
29:10 | 9:23/mi
20K· 12.43 mi
1:58:22
Rank: #22194 (+154)
15K → 20K
29:43 | 9:34/mi
Half· 13.11 mi
2:04:54
Rank: #22191 (+3)
20K → Half
6:32 | 9:35/mi
25K· 15.53 mi
2:28:22
Rank: #22033 (+158)
Half → 25K
23:28 | 9:41/mi
30K· 18.64 mi
3:03:00
Rank: #22370 (-337)
25K → 30K
34:38 | 11:09/mi
20M
3:17:35
Rank: #22355 (+15)
30K → 20M
14:35 | 10:44/mi
21M
3:29:18
Rank: #22344 (+11)
20M → 21M
11:43 | 11:43/mi
35K· 21.75 mi
3:37:37
Rank: #22394 (-50)
21M → 35K
8:19 | 11:07/mi
23M
3:50:58
Rank: #22342 (+52)
35K → 23M
13:21 | 10:40/mi
24M
4:01:39
Rank: #22367 (-25)
23M → 24M
10:41 | 10:41/mi
40K· 24.85 mi
4:10:42
Rank: #22318 (+49)
24M → 40K
9:03 | 10:35/mi
25.2M
4:14:37
Rank: #22300 (+18)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
4:25:34
Rank: #22347 (-47)
25.2M → Finish
10:57 | 10:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:54
Pace9:32 /mi
2nd Half
Distance13.11 mi
Time2:20:40
Pace10:44 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:5930:489:5530:48
9:55
-
10K
6.21 mi12:16:4059:299:3428:41
9:14
-0:41
15K
9.32 mi12:45:501:28:399:3129:10
9:23
+0:09
20K
12.43 mi13:15:331:58:229:3129:43
9:34
+0:11
Half
13.11 mi13:22:052:04:549:326:32
9:35
+0:01
25K
15.53 mi13:45:332:28:229:3323:28
9:41
+0:06
30K
18.64 mi14:20:113:03:009:4934:38
11:09
+1:28
20M
20.00 mi14:34:463:17:359:5314:35
10:44
-0:25
21M
21.00 mi14:46:293:29:189:5811:43
11:43
+0:59
35K
21.75 mi14:54:483:37:3710:008:19
11:07
-0:36
23M
23.00 mi15:08:093:50:5810:0313:21
10:40
-0:27
24M
24.00 mi15:18:504:01:3910:0410:41
10:41
+0:01
40K
24.85 mi15:27:534:10:4210:059:03
10:35
-0:06
25.2M
25.20 mi15:31:484:14:3710:063:55
11:21
+0:46
Finish
26.22 mi15:42:454:25:3410:0810:57
10:45
-0:36

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

9:14 /mi

Average Pace

10:08 /mi

Slowest Pace

11:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:22

56% of race

Time at Steady Pace

58:37

22% of race

Time at Slower Pace

58:35

22% of race

Average Pace: 10:08 /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 mi11:47:5930:489:5530:48
9:55
#23237
10K
6.21 mi12:16:4059:299:3428:41
9:14
#22526
15K
9.32 mi12:45:501:28:399:3129:10
9:23
#22348
20K
12.43 mi13:15:331:58:229:3129:43
9:34
#22194
Half
13.11 mi13:22:052:04:549:326:32
9:35
#22191
25K
15.53 mi13:45:332:28:229:3323:28
9:41
#22033
30K
18.64 mi14:20:113:03:009:4934:38
11:09
#22370
20M
20.00 mi14:34:463:17:359:5314:35
10:44
#22355
21M
21.00 mi14:46:293:29:189:5811:43
11:43
#22344
35K
21.75 mi14:54:483:37:3710:008:19
11:07
#22394
23M
23.00 mi15:08:093:50:5810:0313:21
10:40
#22342
24M
24.00 mi15:18:504:01:3910:0410:41
10:41
#22367
40K
24.85 mi15:27:534:10:4210:059:03
10:35
#22318
25.2M
25.20 mi15:31:484:14:3710:063:55
11:21
#22300
Finish
26.22 mi15:42:454:25:3410:0810:57
10:45
#22347
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi23237136991369921923(Top 82%)13156(Top 87%)13156(Top 584%)
10K6.21 mi3.10 mi22526+71113394+30513394+30521713(Top 82%)13029(Top 86%)13029(Top 579%)
15K9.32 mi3.11 mi22348+17813310+8413310+8421923(Top 82%)13156(Top 87%)13156(Top 584%)
20K12.43 mi3.11 mi22194+15413239+7113239+7121744(Top 82%)13073(Top 86%)13073(Top 581%)
Half13.11 mi0.68 mi22191+313235+413235+422313(Top 84%)13334(Top 88%)13334(Top 592%)
25K15.53 mi2.42 mi22033+15813168+6713168+6721383(Top 80%)12874(Top 85%)12874(Top 572%)
30K18.64 mi3.11 mi22370-33713301-13313301-13323333(Top 88%)13664(Top 90%)13664(Top 607%)
20M20.00 mi1.36 mi22355+1513290+1113290+1122222(Top 83%)13095(Top 86%)13095(Top 581%)
21M21.00 mi1.00 mi22344+1113271+1913271+1922256(Top 84%)13091(Top 86%)13091(Top 581%)
35K21.75 mi0.75 mi22394-5013287-1613287-1623499(Top 88%)13602(Top 90%)13602(Top 604%)
23M23.00 mi1.25 mi22342+5213258+2913258+2921677(Top 81%)12764(Top 84%)12764(Top 567%)
24M24.00 mi1.00 mi22367-2513261-313261-322410(Top 84%)13071(Top 86%)13071(Top 580%)
40K24.85 mi0.85 mi22318+4913234+2713234+2721411(Top 80%)12543(Top 83%)12543(Top 557%)
25.2M25.20 mi0.35 mi22300+1813222+1213222+1221237(Top 80%)12503(Top 82%)12503(Top 555%)
Finish26.22 mi1.02 mi22347-4713231-913231-923480(Top 88%)13563(Top 89%)13563(Top 602%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21923

Males

13156

M45-49

13156

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

21713

Males

13029

M45-49

13029

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21923

Males

13156

M45-49

13156

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

21744

Males

13073

M45-49

13073

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

22313

Males

13334

M45-49

13334

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21383

Males

12874

M45-49

12874

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

23333

Males

13664

M45-49

13664

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

22222

Males

13095

M45-49

13095

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

22256

Males

13091

M45-49

13091

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23499

Males

13602

M45-49

13602

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

21677

Males

12764

M45-49

12764

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

22410

Males

13071

M45-49

13071

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21411

Males

12543

M45-49

12543

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21237

Males

12503

M45-49

12503

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23480

Males

13563

M45-49

13563

Passing Analysis

Category:
Athletes Passed
1817
Passed By
927
Net Change
+890
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23237
5K → 10K74534+711#23237#22526
10K → 15K24668+178#22526#22348
15K → 20K21763+154#22348#22194
20K → Half2724+3#22194#22191
Half → 25K18123+158#22191#22033
25K → 30K52389-337#22033#22370
30K → 20M6550+15#22370#22355
20M → 21M5746+11#22355#22344
21M → 35K1767-50#22344#22394
35K → 23M8230+52#22394#22342
23M → 24M2550-25#22342#22367
24M → 40K6516+49#22367#22318
40K → 25.2M268+18#22318#22300
25.2M → Finish1259-47#22300#22347
TOTALS1817927+890
📊

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