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BOSTON MARATHON 2023

Sergey Antonov

Bib: 2984•M

AB

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 29%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:17
Rank: #2435
Start → 5K
20:17 | 6:32/mi
10K· 6.21 mi
39:47
Rank: #1997 (+438)
5K → 10K
19:30 | 6:17/mi
15K· 9.32 mi
59:13
Rank: #1808 (+189)
10K → 15K
19:26 | 6:15/mi
20K· 12.43 mi
1:19:11
Rank: #1815 (-7)
15K → 20K
19:58 | 6:26/mi
Half· 13.11 mi
1:23:30
Rank: #1819 (-4)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:39:12
Rank: #1832 (-13)
Half → 25K
15:42 | 6:29/mi
30K· 18.64 mi
2:01:34
Rank: #2332 (-500)
25K → 30K
22:22 | 7:12/mi
20M
2:12:29
Rank: #2775 (-443)
30K → 20M
10:55 | 8:02/mi
21M
2:20:43
Rank: #3103 (-328)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:26:19
Rank: #3282 (-179)
21M → 35K
5:36 | 7:29/mi
23M
2:36:06
Rank: #3622 (-340)
35K → 23M
9:47 | 7:49/mi
24M
2:43:55
Rank: #4000 (-378)
23M → 24M
7:49 | 7:49/mi
40K· 24.85 mi
2:50:49
Rank: #4295 (-295)
24M → 40K
6:54 | 8:04/mi
25.2M
2:54:03
Rank: #4446 (-151)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:02:20
Rank: #4691 (-245)
25.2M → Finish
8:17 | 8:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:30
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:38:50
Pace7:32 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0220:176:3220:17
6:32
-
10K
6.21 mi10:40:3239:476:2419:30
6:17
-0:15
15K
9.32 mi10:59:5859:136:2119:26
6:15
-0:02
20K
12.43 mi11:19:561:19:116:2219:58
6:26
+0:11
Half
13.11 mi11:24:151:23:306:224:19
6:20
-0:06
25K
15.53 mi11:39:571:39:126:2315:42
6:29
+0:09
30K
18.64 mi12:02:192:01:346:3122:22
7:12
+0:43
20M
20.00 mi12:13:142:12:296:3710:55
8:02
+0:50
21M
21.00 mi12:21:282:20:436:428:14
8:14
+0:12
35K
21.75 mi12:27:042:26:196:445:36
7:29
-0:45
23M
23.00 mi12:36:512:36:066:479:47
7:49
+0:20
24M
24.00 mi12:44:402:43:556:507:49
7:49
0:00
40K
24.85 mi12:51:342:50:496:526:54
8:04
+0:15
25.2M
25.20 mi12:54:482:54:036:543:14
9:23
+1:19
Finish
26.22 mi13:03:053:02:206:588:17
8:08
-1:15

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

6:15 /mi

Average Pace

6:58 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:12

54% of race

Time at Steady Pace

45:34

25% of race

Time at Slower Pace

37:34

21% of race

Average Pace: 6:57 /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 mi10:21:0220:176:3220:17
6:32
#2435
10K
6.21 mi10:40:3239:476:2419:30
6:17
#1997
15K
9.32 mi10:59:5859:136:2119:26
6:15
#1808
20K
12.43 mi11:19:561:19:116:2219:58
6:26
#1815
Half
13.11 mi11:24:151:23:306:224:19
6:20
#1819
25K
15.53 mi11:39:571:39:126:2315:42
6:29
#1832
30K
18.64 mi12:02:192:01:346:3122:22
7:12
#2332
20M
20.00 mi12:13:142:12:296:3710:55
8:02
#2775
21M
21.00 mi12:21:282:20:436:428:14
8:14
#3103
35K
21.75 mi12:27:042:26:196:445:36
7:29
#3282
23M
23.00 mi12:36:512:36:066:479:47
7:49
#3622
24M
24.00 mi12:44:402:43:556:507:49
7:49
#4000
40K
24.85 mi12:51:342:50:496:526:54
8:04
#4295
25.2M
25.20 mi12:54:482:54:036:543:14
9:23
#4446
Finish
26.22 mi13:03:053:02:206:588:17
8:08
#4691
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2435232223221455(Top 5%)1388(Top 9%)1388(Top 26%)
10K6.21 mi3.10 mi1997+4381914+4081914+4081677(Top 6%)1603(Top 11%)1603(Top 30%)
15K9.32 mi3.11 mi1808+1891729+1851729+1851455(Top 5%)1388(Top 9%)1388(Top 26%)
20K12.43 mi3.11 mi1815-71738-91738-91923(Top 7%)1846(Top 12%)1846(Top 35%)
Half13.11 mi0.68 mi1819-41741-31741-31935(Top 7%)1860(Top 12%)1860(Top 35%)
25K15.53 mi2.42 mi1832-131752-111752-112067(Top 8%)1981(Top 13%)1981(Top 37%)
30K18.64 mi3.11 mi2332-5002236-4842236-4845476(Top 21%)4973(Top 33%)4973(Top 94%)
20M20.00 mi1.36 mi2775-4432651-4152651-41510483(Top 39%)7984(Top 53%)7984(Top 151%)
21M21.00 mi1.00 mi3103-3282947-2962947-2968756(Top 33%)6911(Top 46%)6911(Top 131%)
35K21.75 mi0.75 mi3282-1793108-1613108-1618367(Top 31%)6698(Top 44%)6698(Top 127%)
23M23.00 mi1.25 mi3622-3403421-3133421-3138470(Top 32%)6671(Top 44%)6671(Top 126%)
24M24.00 mi1.00 mi4000-3783746-3253746-3259863(Top 37%)7309(Top 48%)7309(Top 138%)
40K24.85 mi0.85 mi4295-2954012-2664012-26610436(Top 39%)7548(Top 50%)7548(Top 143%)
25.2M25.20 mi0.35 mi4446-1514145-1334145-13314461(Top 54%)9417(Top 62%)9417(Top 178%)
Finish26.22 mi1.02 mi4691-2454338-1934338-19312923(Top 49%)8720(Top 57%)8720(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1455

Males

1388

M18-39

1388

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1677

Males

1603

M18-39

1603

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1455

Males

1388

M18-39

1388

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1923

Males

1846

M18-39

1846

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1935

Males

1860

M18-39

1860

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2067

Males

1981

M18-39

1981

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5476

Males

4973

M18-39

4973

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10483

Males

7984

M18-39

7984

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8756

Males

6911

M18-39

6911

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8367

Males

6698

M18-39

6698

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8470

Males

6671

M18-39

6671

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9863

Males

7309

M18-39

7309

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10436

Males

7548

M18-39

7548

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14461

Males

9417

M18-39

9417

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

12923

Males

8720

M18-39

8720

Passing Analysis

Category:
Athletes Passed
781
Passed By
3037
Net Change
-2256
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2435
5K → 10K4468+438#2435#1997
10K → 15K1956+189#1997#1808
15K → 20K5461-7#1808#1815
20K → Half812-4#1815#1819
Half → 25K2538-13#1819#1832
25K → 30K4504-500#1832#2332
30K → 20M2445-443#2332#2775
20M → 21M1329-328#2775#3103
21M → 35K4183-179#3103#3282
35K → 23M16356-340#3282#3622
23M → 24M8386-378#3622#4000
24M → 40K9304-295#4000#4295
40K → 25.2M3154-151#4295#4446
25.2M → Finish6251-245#4446#4691
TOTALS7813037-2256
📊

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