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BOSTON MARATHON 2023

Denis Vaisberg

Bib: 4267•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:17
Rank: #2423
Start → 5K
20:17 | 6:32/mi
10K· 6.21 mi
40:07
Rank: #2259 (+164)
5K → 10K
19:50 | 6:23/mi
15K· 9.32 mi
1:00:04
Rank: #2234 (+25)
10K → 15K
19:57 | 6:25/mi
20K· 12.43 mi
1:20:03
Rank: #2155 (+79)
15K → 20K
19:59 | 6:26/mi
Half· 13.11 mi
1:24:23
Rank: #2138 (+17)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:40:23
Rank: #2212 (-74)
Half → 25K
16:00 | 6:36/mi
30K· 18.64 mi
2:01:58
Rank: #2438 (-226)
25K → 30K
21:35 | 6:57/mi
20M
2:11:14
Rank: #2436 (+2)
30K → 20M
9:16 | 6:49/mi
21M
2:18:30
Rank: #2456 (-20)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:23:26
Rank: #2454 (+2)
21M → 35K
4:56 | 6:36/mi
23M
2:32:08
Rank: #2456 (-2)
35K → 23M
8:42 | 6:57/mi
24M
2:38:52
Rank: #2460 (-4)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:44:48
Rank: #2474 (-14)
24M → 40K
5:56 | 6:56/mi
25.2M
2:47:24
Rank: #2496 (-22)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:54:16
Rank: #2531 (-35)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:23
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:29:53
Pace6:51 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1620:176:3220:17
6:32
-
10K
6.21 mi10:42:0640:076:2719:50
6:23
-0:09
15K
9.32 mi11:02:031:00:046:2719:57
6:25
+0:02
20K
12.43 mi11:22:021:20:036:2619:59
6:26
+0:01
Half
13.11 mi11:26:221:24:236:264:20
6:21
-0:05
25K
15.53 mi11:42:221:40:236:2816:00
6:36
+0:15
30K
18.64 mi12:03:572:01:586:3321:35
6:57
+0:21
20M
20.00 mi12:13:132:11:146:349:16
6:49
-0:08
21M
21.00 mi12:20:292:18:306:367:16
7:16
+0:27
35K
21.75 mi12:25:252:23:266:364:56
6:36
-0:40
23M
23.00 mi12:34:072:32:086:378:42
6:57
+0:21
24M
24.00 mi12:40:512:38:526:376:44
6:44
-0:13
40K
24.85 mi12:46:472:44:486:385:56
6:56
+0:12
25.2M
25.20 mi12:49:232:47:246:392:36
7:32
+0:36
Finish
26.22 mi12:56:152:54:166:396:52
6:44
-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

6:21 /mi

Average Pace

6:39 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:24

94% of race

Time at Steady Pace

7:16

4% of race

Time at Slower Pace

2:36

1% of race

Average Pace: 6:39 /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 mi10:22:1620:176:3220:17
6:32
#2423
10K
6.21 mi10:42:0640:076:2719:50
6:23
#2259
15K
9.32 mi11:02:031:00:046:2719:57
6:25
#2234
20K
12.43 mi11:22:021:20:036:2619:59
6:26
#2155
Half
13.11 mi11:26:221:24:236:264:20
6:21
#2138
25K
15.53 mi11:42:221:40:236:2816:00
6:36
#2212
30K
18.64 mi12:03:572:01:586:3321:35
6:57
#2438
20M
20.00 mi12:13:132:11:146:349:16
6:49
#2436
21M
21.00 mi12:20:292:18:306:367:16
7:16
#2456
35K
21.75 mi12:25:252:23:266:364:56
6:36
#2454
23M
23.00 mi12:34:072:32:086:378:42
6:57
#2456
24M
24.00 mi12:40:512:38:526:376:44
6:44
#2460
40K
24.85 mi12:46:472:44:486:385:56
6:56
#2474
25.2M
25.20 mi12:49:232:47:246:392:36
7:32
#2496
Finish
26.22 mi12:56:152:54:166:396:52
6:44
#2531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2423231023102217(Top 8%)2126(Top 14%)2126(Top 40%)
10K6.21 mi3.10 mi2259+1642160+1502160+1502167(Top 8%)2076(Top 14%)2076(Top 39%)
15K9.32 mi3.11 mi2234+252140+202140+202217(Top 8%)2126(Top 14%)2126(Top 40%)
20K12.43 mi3.11 mi2155+792064+762064+761953(Top 7%)1875(Top 12%)1875(Top 35%)
Half13.11 mi0.68 mi2138+172048+162048+162022(Top 8%)1945(Top 13%)1945(Top 37%)
25K15.53 mi2.42 mi2212-742121-732121-732697(Top 10%)2581(Top 17%)2581(Top 49%)
30K18.64 mi3.11 mi2438-2262335-2142335-2143970(Top 15%)3709(Top 24%)3709(Top 70%)
20M20.00 mi1.36 mi2436+22332+32332+32916(Top 11%)2741(Top 18%)2741(Top 52%)
21M21.00 mi1.00 mi2456-202353-212353-213421(Top 13%)3179(Top 21%)3179(Top 60%)
35K21.75 mi0.75 mi2454+22350+32350+32933(Top 11%)2744(Top 18%)2744(Top 52%)
23M23.00 mi1.25 mi2456-2235023503485(Top 13%)3226(Top 21%)3226(Top 61%)
24M24.00 mi1.00 mi2460-42352-22352-23262(Top 12%)3017(Top 20%)3017(Top 57%)
40K24.85 mi0.85 mi2474-142364-122364-123503(Top 13%)3182(Top 21%)3182(Top 60%)
25.2M25.20 mi0.35 mi2496-222382-182382-183992(Top 15%)3534(Top 23%)3534(Top 67%)
Finish26.22 mi1.02 mi2531-352414-322414-323700(Top 14%)3292(Top 22%)3292(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2217

Males

2126

M18-39

2126

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2167

Males

2076

M18-39

2076

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2217

Males

2126

M18-39

2126

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1953

Males

1875

M18-39

1875

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2022

Males

1945

M18-39

1945

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2697

Males

2581

M18-39

2581

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3970

Males

3709

M18-39

3709

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2916

Males

2741

M18-39

2741

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3421

Males

3179

M18-39

3179

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2933

Males

2744

M18-39

2744

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3485

Males

3226

M18-39

3226

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3262

Males

3017

M18-39

3017

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3503

Males

3182

M18-39

3182

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3992

Males

3534

M18-39

3534

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3700

Males

3292

M18-39

3292

Passing Analysis

Category:
Athletes Passed
679
Passed By
787
Net Change
-108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2423
5K → 10K21854+164#2423#2259
10K → 15K8661+25#2259#2234
15K → 20K9819+79#2234#2155
20K → Half258+17#2155#2138
Half → 25K2397-74#2138#2212
25K → 30K18244-226#2212#2438
30K → 20M4139+2#2438#2436
20M → 21M2747-20#2436#2456
21M → 35K2523+2#2456#2454
35K → 23M3537-2#2454#2456
23M → 24M2428-4#2456#2460
24M → 40K2337-14#2460#2474
40K → 25.2M1032-22#2474#2496
25.2M → Finish2661-35#2496#2531
TOTALS679787-108
📊

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