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BOSTON MARATHON 2023

Scott Chae

Bib: 20792•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
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
8:53/mi
27:36
↑ 97↓ 3451.5%
10K· 6.21 mi
9:10/mi
56:05
↑ 79↓ 1380.4%
15K· 9.32 mi
9:33/mi
1:25:46
↑ 67↓ 78
20K· 12.43 mi
10:13/mi
1:57:29
↑ 106↓ 860.1%
Half· 13.11 mi
9:33/mi
2:04:00
↑ 19↓ 370.5%
25K· 15.53 mi
10:53/mi
2:30:24
↑ 66↓ 880.2%
30K· 18.64 mi
11:34/mi
3:06:20
↑ 181↓ 1480.2%
20M
10:44/mi
3:20:55
↑ 64↓ 500.2%
21M
12:11/mi
3:33:06
↑ 106↓ 241.6%
35K· 21.75 mi
11:02/mi
3:41:21
↑ 17↓ 861.7%
23M
11:18/mi
3:55:30
↑ 23↓ 630.6%
24M
10:54/mi
4:06:24
↓ 821.3%
40K· 24.85 mi
11:07/mi
4:15:54
↓ 200.3%
25.2M
11:27/mi
4:19:51
↑ 13↓ 160.2%
Finish· 26.22 mi
9:25/mi
4:29:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:00
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:25:27
Pace11:06 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0827:368:5327:36
8:53
-
10K
6.21 mi11:50:3756:059:0228:29
9:10
+0:17
15K
9.32 mi12:20:181:25:469:1229:41
9:33
+0:23
20K
12.43 mi12:52:011:57:299:2731:43
10:13
+0:40
Half
13.11 mi12:58:322:04:009:286:31
9:33
-0:40
25K
15.53 mi13:24:562:30:249:4126:24
10:53
+1:20
30K
18.64 mi14:00:523:06:2010:0035:56
11:34
+0:41
20M
20.00 mi14:15:273:20:5510:0314:35
10:44
-0:50
21M
21.00 mi14:27:383:33:0610:0912:11
12:11
+1:27
35K
21.75 mi14:35:533:41:2110:118:15
11:02
-1:09
23M
23.00 mi14:50:023:55:3010:1414:09
11:18
+0:16
24M
24.00 mi15:00:564:06:2410:1610:54
10:54
-0:24
40K
24.85 mi15:10:264:15:5410:189:30
11:07
+0:13
25.2M
25.20 mi15:14:234:19:5110:193:57
11:27
+0:20
Finish
26.22 mi15:23:594:29:2710:179:36
9:25
-2:02

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

8:53 /mi

Average Pace

10:17 /mi

Slowest Pace

12:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:36

50% of race

Time at Steady Pace

1:23:47

31% of race

Time at Slower Pace

52:04

19% of race

Average Pace: 10:17 /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 mi11:22:0827:368:5327:36
8:53
#19902
10K
6.21 mi11:50:3756:059:0228:29
9:10
#20740
15K
9.32 mi12:20:181:25:469:1229:41
9:33
#21371
20K
12.43 mi12:52:011:57:299:2731:43
10:13
#21959
Half
13.11 mi12:58:322:04:009:286:31
9:33
#21969
25K
15.53 mi13:24:562:30:249:4126:24
10:53
#22431
30K
18.64 mi14:00:523:06:2010:0035:56
11:34
#22791
20M
20.00 mi14:15:273:20:5510:0314:35
10:44
#22735
21M
21.00 mi14:27:383:33:0610:0912:11
12:11
#22754
35K
21.75 mi14:35:533:41:2110:118:15
11:02
#22787
23M
23.00 mi14:50:023:55:3010:1414:09
11:18
#22791
24M
24.00 mi15:00:564:06:2410:1610:54
10:54
#22786
40K
24.85 mi15:10:264:15:5410:189:30
11:07
#22775
25.2M
25.20 mi15:14:234:19:5110:193:57
11:27
#22758
Finish
26.22 mi15:23:594:29:2710:179:36
9:25
#22691
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19902121391213922402(Top 84%)13367(Top 88%)13367(Top 1204%)
10K6.21 mi3.10 mi20740-83812556-41712556-41721522(Top 81%)12933(Top 85%)12933(Top 1165%)
15K9.32 mi3.11 mi21371-63112865-30912865-30922402(Top 84%)13367(Top 88%)13367(Top 1204%)
20K12.43 mi3.11 mi21959-58813127-26213127-26223302(Top 88%)13766(Top 91%)13766(Top 1240%)
Half13.11 mi0.68 mi21969-1013131-413131-422253(Top 84%)13312(Top 88%)13312(Top 1199%)
25K15.53 mi2.42 mi22431-46213338-20713338-20723794(Top 89%)13929(Top 92%)13929(Top 1255%)
30K18.64 mi3.11 mi22791-36013488-15013488-15023952(Top 90%)13940(Top 92%)13940(Top 1256%)
20M20.00 mi1.36 mi22735+5613454+3413454+3422224(Top 83%)13097(Top 86%)13097(Top 1180%)
21M21.00 mi1.00 mi22754-19134541345423023(Top 86%)13435(Top 89%)13435(Top 1210%)
35K21.75 mi0.75 mi22787-3313461-713461-723343(Top 88%)13535(Top 89%)13535(Top 1219%)
23M23.00 mi1.25 mi22791-413451+1013451+1022888(Top 86%)13337(Top 88%)13337(Top 1202%)
24M24.00 mi1.00 mi22786+513439+1213439+1222843(Top 86%)13272(Top 87%)13272(Top 1196%)
40K24.85 mi0.85 mi22775+1113430+913430+922572(Top 85%)13118(Top 86%)13118(Top 1182%)
25.2M25.20 mi0.35 mi22758+1713422+813422+821443(Top 81%)12592(Top 83%)12592(Top 1134%)
Finish26.22 mi1.02 mi22691+6713383+3913383+3919836(Top 75%)11915(Top 79%)11915(Top 1073%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

22402

Males

13367

M60-64

13367

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

21522

Males

12933

M60-64

12933

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

22402

Males

13367

M60-64

13367

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23302

Males

13766

M60-64

13766

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22253

Males

13312

M60-64

13312

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23794

Males

13929

M60-64

13929

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23952

Males

13940

M60-64

13940

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

22224

Males

13097

M60-64

13097

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

23023

Males

13435

M60-64

13435

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

23343

Males

13535

M60-64

13535

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

22888

Males

13337

M60-64

13337

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

22843

Males

13272

M60-64

13272

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22572

Males

13118

M60-64

13118

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21443

Males

12592

M60-64

12592

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19836

Males

11915

M60-64

11915

Passing Analysis

Category:
Athletes Passed
558
Passed By
3347
Net Change
-2789
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19902
5K → 10K62900-838#19902#20740
10K → 15K28659-631#20740#21371
15K → 20K21609-588#21371#21959
20K → Half2232-10#21959#21969
Half → 25K22484-462#21969#22431
25K → 30K34394-360#22431#22791
30K → 20M8731+56#22791#22735
20M → 21M4059-19#22735#22754
21M → 35K1952-33#22754#22787
35K → 23M4953-4#22787#22791
23M → 24M3833+5#22791#22786
24M → 40K3322+11#22786#22775
40K → 25.2M2912+17#22775#22758
25.2M → Finish747+67#22758#22691
TOTALS5583347-2789
📊

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