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BOSTON MARATHON 2023

Jake Koncius

Bib: 31215•M

MA

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:58/mi
30:59
↑ 97↓ 3451.5%
10K· 6.21 mi
9:51/mi
1:01:36
↑ 79↓ 1380.4%
15K· 9.32 mi
9:46/mi
1:31:56
↑ 67↓ 78
20K· 12.43 mi
9:39/mi
2:01:54
↑ 106↓ 860.1%
Half· 13.11 mi
9:17/mi
2:08:14
↑ 19↓ 370.5%
25K· 15.53 mi
9:41/mi
2:31:42
↑ 66↓ 880.2%
30K· 18.64 mi
10:14/mi
3:03:31
↑ 181↓ 1480.2%
20M
9:41/mi
3:16:40
↑ 64↓ 500.2%
21M
10:15/mi
3:26:55
↑ 106↓ 241.6%
35K· 21.75 mi
9:13/mi
3:33:49
↑ 17↓ 861.7%
23M
9:37/mi
3:45:51
↑ 23↓ 630.6%
24M
9:11/mi
3:55:02
↓ 821.3%
40K· 24.85 mi
9:35/mi
4:03:14
↓ 200.3%
25.2M
10:29/mi
4:06:51
↑ 13↓ 160.2%
Finish· 26.22 mi
8:57/mi
4:15:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:08:14
Pace9:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:07:44
Pace9:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5630:599:5830:59
9:58
-
10K
6.21 mi12:20:331:01:369:5530:37
9:51
-0:07
15K
9.32 mi12:50:531:31:569:5230:20
9:46
-0:05
20K
12.43 mi13:20:512:01:549:4929:58
9:39
-0:07
Half
13.11 mi13:27:112:08:149:476:20
9:17
-0:22
25K
15.53 mi13:50:392:31:429:4623:28
9:41
+0:24
30K
18.64 mi14:22:283:03:319:5131:49
10:14
+0:33
20M
20.00 mi14:35:373:16:409:5013:09
9:41
-0:33
21M
21.00 mi14:45:523:26:559:5110:15
10:15
+0:34
35K
21.75 mi14:52:463:33:499:506:54
9:13
-1:02
23M
23.00 mi15:04:483:45:519:4912:02
9:37
+0:24
24M
24.00 mi15:13:593:55:029:489:11
9:11
-0:26
40K
24.85 mi15:22:114:03:149:478:12
9:35
+0:24
25.2M
25.20 mi15:25:484:06:519:483:37
10:29
+0:54
Finish
26.22 mi15:34:554:15:589:469:07
8:57
-1:32

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

8:57 /mi

Average Pace

9:46 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:41

58% of race

Time at Steady Pace

1:47:17

42% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:46 /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 mi11:49:5630:599:5830:59
9:58
#23371
10K
6.21 mi12:20:331:01:369:5530:37
9:51
#23413
15K
9.32 mi12:50:531:31:569:5230:20
9:46
#23280
20K
12.43 mi13:20:512:01:549:4929:58
9:39
#22968
Half
13.11 mi13:27:112:08:149:476:20
9:17
#22874
25K
15.53 mi13:50:392:31:429:4623:28
9:41
#22624
30K
18.64 mi14:22:283:03:319:5131:49
10:14
#22431
20M
20.00 mi14:35:373:16:409:5013:09
9:41
#22234
21M
21.00 mi14:45:523:26:559:5110:15
10:15
#22070
35K
21.75 mi14:52:463:33:499:506:54
9:13
#21975
23M
23.00 mi15:04:483:45:519:4912:02
9:37
#21808
24M
24.00 mi15:13:593:55:029:489:11
9:11
#21667
40K
24.85 mi15:22:114:03:149:478:12
9:35
#21558
25.2M
25.20 mi15:25:484:06:519:483:37
10:29
#21517
Finish
26.22 mi15:34:554:15:589:469:07
8:57
#21384
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23371137621376222950(Top 86%)13612(Top 90%)13612(Top 258%)
10K6.21 mi3.10 mi23413-4213812-5013812-5023383(Top 88%)13802(Top 91%)13802(Top 261%)
15K9.32 mi3.11 mi23280+13313760+5213760+5222950(Top 86%)13612(Top 90%)13612(Top 258%)
20K12.43 mi3.11 mi22968+31213618+14213618+14221982(Top 83%)13172(Top 87%)13172(Top 249%)
Half13.11 mi0.68 mi22874+9413574+4413574+4421424(Top 80%)12928(Top 85%)12928(Top 245%)
25K15.53 mi2.42 mi22624+25013440+13413440+13421379(Top 80%)12870(Top 85%)12870(Top 244%)
30K18.64 mi3.11 mi22431+19313330+11013330+11021632(Top 81%)12908(Top 85%)12908(Top 244%)
20M20.00 mi1.36 mi22234+19713238+9213238+9219494(Top 73%)11906(Top 78%)11906(Top 225%)
21M21.00 mi1.00 mi22070+16413147+9113147+9118879(Top 71%)11594(Top 76%)11594(Top 219%)
35K21.75 mi0.75 mi21975+9513111+3613111+3618834(Top 71%)11521(Top 76%)11521(Top 218%)
23M23.00 mi1.25 mi21808+16713016+9513016+9518769(Top 71%)11474(Top 76%)11474(Top 217%)
24M24.00 mi1.00 mi21667+14112938+7812938+7817998(Top 68%)11083(Top 73%)11083(Top 210%)
40K24.85 mi0.85 mi21558+10912879+5912879+5918646(Top 70%)11336(Top 75%)11336(Top 214%)
25.2M25.20 mi0.35 mi21517+4112856+2312856+2319052(Top 72%)11508(Top 76%)11508(Top 218%)
Finish26.22 mi1.02 mi21384+13312784+7212784+7217703(Top 66%)10934(Top 72%)10934(Top 207%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22950

Males

13612

M18-39

13612

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23383

Males

13802

M18-39

13802

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22950

Males

13612

M18-39

13612

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21982

Males

13172

M18-39

13172

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

21424

Males

12928

M18-39

12928

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21379

Males

12870

M18-39

12870

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

21632

Males

12908

M18-39

12908

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

19494

Males

11906

M18-39

11906

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18879

Males

11594

M18-39

11594

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

18834

Males

11521

M18-39

11521

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18769

Males

11474

M18-39

11474

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17998

Males

11083

M18-39

11083

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18646

Males

11336

M18-39

11336

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19052

Males

11508

M18-39

11508

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

17703

Males

10934

M18-39

10934

Passing Analysis

Category:
Athletes Passed
2367
Passed By
380
Net Change
+1987
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23371
5K → 10K194236-42#23371#23413
10K → 15K19865+133#23413#23280
15K → 20K32715+312#23280#22968
20K → Half962+94#22968#22874
Half → 25K2566+250#22874#22624
25K → 30K22936+193#22624#22431
30K → 20M1992+197#22431#22234
20M → 21M1662+164#22234#22070
21M → 35K950+95#22070#21975
35K → 23M1725+167#21975#21808
23M → 24M1421+141#21808#21667
24M → 40K1101+109#21667#21558
40K → 25.2M454+41#21558#21517
25.2M → Finish1385+133#21517#21384
TOTALS2367380+1987
📊

Passing Visuals

Category:
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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