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BOSTON MARATHON 2023

Rod Carlson

Bib: 22395•M

BC

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
9:22/mi
29:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
57:27
↑ 79↓ 1380.4%
15K· 9.32 mi
9:17/mi
1:26:17
↑ 67↓ 78
20K· 12.43 mi
9:22/mi
1:55:24
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
2:01:45
↑ 19↓ 370.5%
25K· 15.53 mi
9:39/mi
2:25:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:59/mi
2:56:12
↑ 181↓ 1480.2%
20M
10:32/mi
3:10:31
↑ 64↓ 500.2%
21M
11:01/mi
3:21:32
↑ 106↓ 241.6%
35K· 21.75 mi
10:34/mi
3:29:26
↑ 17↓ 861.7%
23M
10:42/mi
3:42:50
↑ 23↓ 630.6%
24M
10:16/mi
3:53:06
↓ 821.3%
40K· 24.85 mi
10:41/mi
4:02:14
↓ 200.3%
25.2M
11:33/mi
4:06:13
↑ 13↓ 160.2%
Finish· 26.22 mi
10:22/mi
4:16:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:45
Pace9:17 /mi
2nd Half
Distance13.11 mi
Time2:15:02
Pace10:18 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4529:079:2229:07
9:22
-
10K
6.21 mi11:52:0557:279:1528:20
9:07
-0:15
15K
9.32 mi12:20:551:26:179:1528:50
9:17
+0:10
20K
12.43 mi12:50:021:55:249:1729:07
9:22
+0:05
Half
13.11 mi12:56:232:01:459:176:21
9:18
-0:04
25K
15.53 mi13:19:482:25:109:2123:25
9:39
+0:21
30K
18.64 mi13:50:502:56:129:2731:02
9:59
+0:20
20M
20.00 mi14:05:093:10:319:3214:19
10:32
+0:33
21M
21.00 mi14:16:103:21:329:3611:01
11:01
+0:29
35K
21.75 mi14:24:043:29:269:387:54
10:34
-0:27
23M
23.00 mi14:37:283:42:509:4113:24
10:42
+0:08
24M
24.00 mi14:47:443:53:069:4310:16
10:16
-0:26
40K
24.85 mi14:56:524:02:149:459:08
10:41
+0:25
25.2M
25.20 mi15:00:514:06:139:463:59
11:33
+0:52
Finish
26.22 mi15:11:254:16:479:4810:34
10:22
-1:11

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

9:07 /mi

Average Pace

9:48 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:10

57% of race

Time at Steady Pace

1:14:05

29% of race

Time at Slower Pace

37:32

15% of race

Average Pace: 9:48 /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 mi11:23:4529:079:2229:07
9:22
#21724
10K
6.21 mi11:52:0557:279:1528:20
9:07
#21549
15K
9.32 mi12:20:551:26:179:1528:50
9:17
#21555
20K
12.43 mi12:50:021:55:249:1729:07
9:22
#21464
Half
13.11 mi12:56:232:01:459:176:21
9:18
#21454
25K
15.53 mi13:19:482:25:109:2123:25
9:39
#21421
30K
18.64 mi13:50:502:56:129:2731:02
9:59
#21328
20M
20.00 mi14:05:093:10:319:3214:19
10:32
#21364
21M
21.00 mi14:16:103:21:329:3611:01
11:01
#21334
35K
21.75 mi14:24:043:29:269:387:54
10:34
#21394
23M
23.00 mi14:37:283:42:509:4113:24
10:42
#21411
24M
24.00 mi14:47:443:53:069:4310:16
10:16
#21413
40K
24.85 mi14:56:524:02:149:459:08
10:41
#21433
25.2M
25.20 mi15:00:514:06:139:463:59
11:33
#21441
Finish
26.22 mi15:11:254:16:479:4810:34
10:22
#21488
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21724129521295221574(Top 81%)13010(Top 86%)13010(Top 1172%)
10K6.21 mi3.10 mi21549+17512925+2712925+2721348(Top 80%)12860(Top 85%)12860(Top 1159%)
15K9.32 mi3.11 mi21555-612946-2112946-2121574(Top 81%)13010(Top 86%)13010(Top 1172%)
20K12.43 mi3.11 mi21464+9112908+3812908+3821159(Top 79%)12818(Top 84%)12818(Top 1155%)
Half13.11 mi0.68 mi21454+1012912-412912-421518(Top 81%)12972(Top 85%)12972(Top 1169%)
25K15.53 mi2.42 mi21421+3312901+1112901+1121320(Top 80%)12849(Top 85%)12849(Top 1158%)
30K18.64 mi3.11 mi21328+9312842+5912842+5921000(Top 79%)12636(Top 83%)12636(Top 1138%)
20M20.00 mi1.36 mi21364-3612843-112843-121815(Top 82%)12913(Top 85%)12913(Top 1163%)
21M21.00 mi1.00 mi21334+3012821+2212821+2220859(Top 78%)12454(Top 82%)12454(Top 1122%)
35K21.75 mi0.75 mi21394-6012844-2312844-2322487(Top 84%)13147(Top 87%)13147(Top 1184%)
23M23.00 mi1.25 mi21411-1712837+712837+721756(Top 82%)12794(Top 84%)12794(Top 1153%)
24M24.00 mi1.00 mi21413-212828+912828+921472(Top 81%)12620(Top 83%)12620(Top 1137%)
40K24.85 mi0.85 mi21433-2012824+412824+421659(Top 81%)12665(Top 83%)12665(Top 1141%)
25.2M25.20 mi0.35 mi21441-812821+312821+321644(Top 81%)12689(Top 84%)12689(Top 1143%)
Finish26.22 mi1.02 mi21488-4712835-1412835-1422716(Top 85%)13184(Top 87%)13184(Top 1188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

21574

Males

13010

M60-64

13010

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

21348

Males

12860

M60-64

12860

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

21574

Males

13010

M60-64

13010

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

21159

Males

12818

M60-64

12818

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

21518

Males

12972

M60-64

12972

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21320

Males

12849

M60-64

12849

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

21000

Males

12636

M60-64

12636

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21815

Males

12913

M60-64

12913

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20859

Males

12454

M60-64

12454

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22487

Males

13147

M60-64

13147

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

21756

Males

12794

M60-64

12794

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

21472

Males

12620

M60-64

12620

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21659

Males

12665

M60-64

12665

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21644

Males

12689

M60-64

12689

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

22716

Males

13184

M60-64

13184

Passing Analysis

Category:
Athletes Passed
1371
Passed By
1135
Net Change
+236
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21724
5K → 10K372197+175#21724#21549
10K → 15K164170-6#21549#21555
15K → 20K17988+91#21555#21464
20K → Half3121+10#21464#21454
Half → 25K11279+33#21454#21421
25K → 30K16875+93#21421#21328
30K → 20M65101-36#21328#21364
20M → 21M7848+30#21364#21334
21M → 35K1676-60#21334#21394
35K → 23M6178-17#21394#21411
23M → 24M4547-2#21411#21413
24M → 40K3757-20#21413#21433
40K → 25.2M1725-8#21433#21441
25.2M → Finish2673-47#21441#21488
TOTALS13711135+236
📊

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