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BOSTON MARATHON 2023

Christopher Teachout

Bib: 27588•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
11:46/mi
36:33
↑ 97↓ 3451.5%
10K· 6.21 mi
12:00/mi
1:13:51
↑ 79↓ 1380.4%
15K· 9.32 mi
12:12/mi
1:51:46
↑ 67↓ 78
20K· 12.43 mi
12:41/mi
2:31:11
↑ 106↓ 860.1%
Half· 13.11 mi
12:01/mi
2:39:23
↑ 19↓ 370.5%
25K· 15.53 mi
13:33/mi
3:12:13
↑ 66↓ 880.2%
30K· 18.64 mi
14:02/mi
3:55:50
↑ 181↓ 1480.2%
20M
14:37/mi
4:15:42
↑ 64↓ 500.2%
21M
16:12/mi
4:31:54
↑ 106↓ 241.6%
35K· 21.75 mi
14:21/mi
4:42:38
↑ 17↓ 861.7%
23M
15:22/mi
5:01:53
↑ 23↓ 630.6%
24M
14:26/mi
5:16:19
↓ 821.3%
40K· 24.85 mi
15:53/mi
5:29:54
↓ 200.3%
25.2M
16:46/mi
5:35:41
↑ 13↓ 160.2%
Finish· 26.22 mi
14:24/mi
5:50:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:39:23
Pace12:09 /mi
2nd Half
Distance13.11 mi
Time3:10:58
Pace14:34 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:2636:3311:4636:33
11:46
-
10K
6.21 mi12:35:441:13:5111:5337:18
12:00
+0:14
15K
9.32 mi13:13:391:51:4611:5937:55
12:12
+0:12
20K
12.43 mi13:53:042:31:1112:1039:25
12:41
+0:29
Half
13.11 mi14:01:162:39:2312:098:12
12:01
-0:40
25K
15.53 mi14:34:063:12:1312:2232:50
13:33
+1:32
30K
18.64 mi15:17:433:55:5012:3943:37
14:02
+0:29
20M
20.00 mi15:37:354:15:4212:4719:52
14:37
+0:35
21M
21.00 mi15:53:474:31:5412:5716:12
16:12
+1:35
35K
21.75 mi16:04:314:42:3813:0010:44
14:21
-1:51
23M
23.00 mi16:23:465:01:5313:0819:15
15:22
+1:01
24M
24.00 mi16:38:125:16:1913:1114:26
14:26
-0:56
40K
24.85 mi16:51:475:29:5413:1613:35
15:53
+1:27
25.2M
25.20 mi16:57:345:35:4113:195:47
16:46
+0:53
Finish
26.22 mi17:12:145:50:2113:2214:40
14:24
-2:22

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

11:46 /mi

Average Pace

13:22 /mi

Slowest Pace

16:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:13

55% of race

Time at Steady Pace

1:43:19

29% of race

Time at Slower Pace

54:49

16% of race

Average Pace: 13:22 /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 mi11:58:2636:3311:4636:33
11:46
#26357
10K
6.21 mi12:35:441:13:5111:5337:18
12:00
#26340
15K
9.32 mi13:13:391:51:4611:5937:55
12:12
#26290
20K
12.43 mi13:53:042:31:1112:1039:25
12:41
#26247
Half
13.11 mi14:01:162:39:2312:098:12
12:01
#26227
25K
15.53 mi14:34:063:12:1312:2232:50
13:33
#26244
30K
18.64 mi15:17:433:55:5012:3943:37
14:02
#26216
20M
20.00 mi15:37:354:15:4212:4719:52
14:37
#26216
21M
21.00 mi15:53:474:31:5412:5716:12
16:12
#26239
35K
21.75 mi16:04:314:42:3813:0010:44
14:21
#26249
23M
23.00 mi16:23:465:01:5313:0819:15
15:22
#26290
24M
24.00 mi16:38:125:16:1913:1114:26
14:26
#26304
40K
24.85 mi16:51:475:29:5413:1613:35
15:53
#26320
25.2M
25.20 mi16:57:345:35:4113:195:47
16:46
#26329
Finish
26.22 mi17:12:145:50:2113:2214:40
14:24
#26359
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi26357150701507026180(Top 98%)15003(Top 99%)15003(Top 731%)
10K6.21 mi3.10 mi26340+1715063+715063+726276(Top 99%)15038(Top 99%)15038(Top 733%)
15K9.32 mi3.11 mi26290+5015041+2215041+2226180(Top 98%)15003(Top 99%)15003(Top 731%)
20K12.43 mi3.11 mi26247+4315031+1015031+1026075(Top 98%)14955(Top 99%)14955(Top 729%)
Half13.11 mi0.68 mi26227+2015022+915022+925890(Top 97%)14871(Top 98%)14871(Top 725%)
25K15.53 mi2.42 mi26244-1715032-1015032-1026146(Top 98%)14966(Top 99%)14966(Top 729%)
30K18.64 mi3.11 mi26216+2815016+1615016+1626052(Top 98%)14903(Top 98%)14903(Top 726%)
20M20.00 mi1.36 mi2621615011+515011+526159(Top 98%)14931(Top 98%)14931(Top 728%)
21M21.00 mi1.00 mi26239-2315015-415015-426273(Top 99%)14994(Top 99%)14994(Top 731%)
35K21.75 mi0.75 mi26249-10150151501526253(Top 99%)14981(Top 99%)14981(Top 730%)
23M23.00 mi1.25 mi26290-4115036-2115036-2126380(Top 99%)15038(Top 99%)15038(Top 733%)
24M24.00 mi1.00 mi26304-1415037-115037-126237(Top 99%)14947(Top 98%)14947(Top 728%)
40K24.85 mi0.85 mi26320-1615044-715044-726384(Top 99%)15029(Top 99%)15029(Top 732%)
25.2M25.20 mi0.35 mi26329-915045-115045-126322(Top 99%)14983(Top 99%)14983(Top 730%)
Finish26.22 mi1.02 mi26359-3015058-1315058-1326427(Top 99%)15047(Top 99%)15047(Top 733%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

26180

Males

15003

M50-54

15003

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

26276

Males

15038

M50-54

15038

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

26180

Males

15003

M50-54

15003

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

26075

Males

14955

M50-54

14955

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25890

Males

14871

M50-54

14871

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26146

Males

14966

M50-54

14966

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26052

Males

14903

M50-54

14903

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

26159

Males

14931

M50-54

14931

20M→21M

20.0 - 21.0 mi

Top 99%
×8story building
+106ft-24ft

Overall

26273

Males

14994

M50-54

14994

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

26253

Males

14981

M50-54

14981

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

26380

Males

15038

M50-54

15038

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26237

Males

14947

M50-54

14947

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

26384

Males

15029

M50-54

15029

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26322

Males

14983

M50-54

14983

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

26427

Males

15047

M50-54

15047

Passing Analysis

Category:
Athletes Passed
331
Passed By
333
Net Change
-2
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26357
5K → 10K5437+17#26357#26340
10K → 15K6212+50#26340#26290
15K → 20K7027+43#26290#26247
20K → Half222+20#26247#26227
Half → 25K1936-17#26227#26244
25K → 30K4921+28#26244#26216
30K → 20M19190#26216#26216
20M → 21M730-23#26216#26239
21M → 35K1222-10#26239#26249
35K → 23M344-41#26249#26290
23M → 24M721-14#26290#26304
24M → 40K319-16#26304#26320
40K → 25.2M211-9#26320#26329
25.2M → Finish232-30#26329#26359
TOTALS331333-2
📊

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