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BOSTON MARATHON 2023

Christopher Kovalchick

Bib: 3932•M

IN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 9%
Division (M18-39)
#0 / 5285
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:21
Rank: #1199
Start → 5K
19:21 | 6:14/mi
10K· 6.21 mi
38:35
Rank: #1228 (-29)
5K → 10K
19:14 | 6:11/mi
15K· 9.32 mi
58:11
Rank: #1340 (-112)
10K → 15K
19:36 | 6:19/mi
20K· 12.43 mi
1:17:34
Rank: #1283 (+57)
15K → 20K
19:23 | 6:14/mi
Half· 13.11 mi
1:21:45
Rank: #1268 (+15)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:36:56
Rank: #1250 (+18)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:57:00
Rank: #1247 (+3)
25K → 30K
20:04 | 6:28/mi
20M
2:06:01
Rank: #1295 (-48)
30K → 20M
9:01 | 6:38/mi
21M
2:12:56
Rank: #1311 (-16)
20M → 21M
6:55 | 6:55/mi
35K· 21.75 mi
2:17:44
Rank: #1318 (-7)
21M → 35K
4:48 | 6:25/mi
23M
2:26:08
Rank: #1343 (-25)
35K → 23M
8:24 | 6:43/mi
24M
2:32:49
Rank: #1385 (-42)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:38:43
Rank: #1424 (-39)
24M → 40K
5:54 | 6:54/mi
25.2M
2:41:15
Rank: #1443 (-19)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:47:57
Rank: #1467 (-24)
25.2M → Finish
6:42 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:45
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:26:12
Pace6:35 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2919:216:1419:21
6:14
-
10K
6.21 mi10:39:4338:356:1319:14
6:11
-0:03
15K
9.32 mi10:59:1958:116:1519:36
6:19
+0:08
20K
12.43 mi11:18:421:17:346:1419:23
6:14
-0:05
Half
13.11 mi11:22:531:21:456:144:11
6:08
-0:06
25K
15.53 mi11:38:041:36:566:1415:11
6:16
+0:08
30K
18.64 mi11:58:081:57:006:1720:04
6:28
+0:12
20M
20.00 mi12:07:092:06:016:189:01
6:38
+0:10
21M
21.00 mi12:14:042:12:566:206:55
6:55
+0:17
35K
21.75 mi12:18:522:17:446:204:48
6:25
-0:30
23M
23.00 mi12:27:162:26:086:218:24
6:43
+0:18
24M
24.00 mi12:33:572:32:496:226:41
6:41
-0:02
40K
24.85 mi12:39:512:38:436:235:54
6:54
+0:13
25.2M
25.20 mi12:42:232:41:156:242:32
7:21
+0:27
Finish
26.22 mi12:49:052:47:576:256:42
6:34
-0:47

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

6:08 /mi

Average Pace

6:25 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:36

91% of race

Time at Steady Pace

12:49

8% of race

Time at Slower Pace

2:32

2% of race

Average Pace: 6:24 /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 mi10:20:2919:216:1419:21
6:14
#1199
10K
6.21 mi10:39:4338:356:1319:14
6:11
#1228
15K
9.32 mi10:59:1958:116:1519:36
6:19
#1340
20K
12.43 mi11:18:421:17:346:1419:23
6:14
#1283
Half
13.11 mi11:22:531:21:456:144:11
6:08
#1268
25K
15.53 mi11:38:041:36:566:1415:11
6:16
#1250
30K
18.64 mi11:58:081:57:006:1720:04
6:28
#1247
20M
20.00 mi12:07:092:06:016:189:01
6:38
#1295
21M
21.00 mi12:14:042:12:566:206:55
6:55
#1311
35K
21.75 mi12:18:522:17:446:204:48
6:25
#1318
23M
23.00 mi12:27:162:26:086:218:24
6:43
#1343
24M
24.00 mi12:33:572:32:496:226:41
6:41
#1385
40K
24.85 mi12:39:512:38:436:235:54
6:54
#1424
25.2M
25.20 mi12:42:232:41:156:242:32
7:21
#1443
Finish
26.22 mi12:49:052:47:576:256:42
6:34
#1467
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1199113611361685(Top 6%)1611(Top 11%)1611(Top 30%)
10K6.21 mi3.10 mi1228-291163-271163-271315(Top 5%)1252(Top 8%)1252(Top 24%)
15K9.32 mi3.11 mi1340-1121276-1131276-1131685(Top 6%)1611(Top 11%)1611(Top 30%)
20K12.43 mi3.11 mi1283+571222+541222+541173(Top 4%)1120(Top 7%)1120(Top 21%)
Half13.11 mi0.68 mi1268+151209+131209+131132(Top 4%)1081(Top 7%)1081(Top 20%)
25K15.53 mi2.42 mi1250+181195+141195+141192(Top 4%)1138(Top 7%)1138(Top 22%)
30K18.64 mi3.11 mi1247+31192+31192+31402(Top 5%)1342(Top 9%)1342(Top 25%)
20M20.00 mi1.36 mi1295-481237-451237-451985(Top 7%)1890(Top 12%)1890(Top 36%)
21M21.00 mi1.00 mi1311-161251-141251-141804(Top 7%)1716(Top 11%)1716(Top 32%)
35K21.75 mi0.75 mi1318-71258-71258-71999(Top 8%)1897(Top 13%)1897(Top 36%)
23M23.00 mi1.25 mi1343-251280-221280-222198(Top 8%)2071(Top 14%)2071(Top 39%)
24M24.00 mi1.00 mi1385-421321-411321-412979(Top 11%)2763(Top 18%)2763(Top 52%)
40K24.85 mi0.85 mi1424-391358-371358-373286(Top 12%)3002(Top 20%)3002(Top 57%)
25.2M25.20 mi0.35 mi1443-191377-191377-193074(Top 12%)2797(Top 18%)2797(Top 53%)
Finish26.22 mi1.02 mi1467-241400-231400-232825(Top 11%)2562(Top 17%)2562(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1685

Males

1611

M18-39

1611

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1315

Males

1252

M18-39

1252

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1685

Males

1611

M18-39

1611

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1173

Males

1120

M18-39

1120

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1132

Males

1081

M18-39

1081

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1192

Males

1138

M18-39

1138

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1402

Males

1342

M18-39

1342

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1985

Males

1890

M18-39

1890

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1804

Males

1716

M18-39

1716

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

1999

Males

1897

M18-39

1897

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2198

Males

2071

M18-39

2071

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2979

Males

2763

M18-39

2763

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3286

Males

3002

M18-39

3002

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3074

Males

2797

M18-39

2797

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2825

Males

2562

M18-39

2562

Passing Analysis

Category:
Athletes Passed
332
Passed By
600
Net Change
-268
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1199
5K → 10K4978-29#1199#1228
10K → 15K14126-112#1228#1340
15K → 20K7619+57#1340#1283
20K → Half161+15#1283#1268
Half → 25K3214+18#1268#1250
25K → 30K4340+3#1250#1247
30K → 20M957-48#1247#1295
20M → 21M2036-16#1295#1311
21M → 35K1320-7#1311#1318
35K → 23M1944-25#1318#1343
23M → 24M1052-42#1343#1385
24M → 40K1150-39#1385#1424
40K → 25.2M120-19#1424#1443
25.2M → Finish1943-24#1443#1467
TOTALS332600-268
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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