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BOSTON MARATHON 2023

John Taylor

Bib: 15885•M

IA

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
9:09/mi
28:27
↑ 97↓ 3451.5%
10K· 6.21 mi
9:38/mi
58:24
↑ 79↓ 1380.4%
15K· 9.32 mi
11:00/mi
1:32:34
↑ 67↓ 78
20K· 12.43 mi
11:12/mi
2:07:23
↑ 106↓ 860.1%
Half· 13.11 mi
11:30/mi
2:15:14
↑ 19↓ 370.5%
25K· 15.53 mi
13:05/mi
2:46:58
↑ 66↓ 880.2%
30K· 18.64 mi
13:01/mi
3:27:24
↑ 181↓ 1480.2%
20M
15:29/mi
3:48:27
↑ 64↓ 500.2%
21M
14:45/mi
4:03:12
↑ 106↓ 241.6%
35K· 21.75 mi
13:15/mi
4:13:07
↑ 17↓ 861.7%
23M
13:47/mi
4:30:23
↑ 23↓ 630.6%
24M
15:15/mi
4:45:38
↓ 821.3%
40K· 24.85 mi
14:13/mi
4:57:47
↓ 200.3%
25.2M
17:01/mi
5:03:39
↑ 13↓ 160.2%
Finish· 26.22 mi
13:50/mi
5:17:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:14
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time3:02:31
Pace13:55 /mi
📊Positive Split: 35.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1428:279:0928:27
9:09
-
10K
6.21 mi11:49:1158:249:2429:57
9:38
+0:29
15K
9.32 mi12:23:211:32:349:5634:10
11:00
+1:22
20K
12.43 mi12:58:102:07:2310:1534:49
11:12
+0:12
Half
13.11 mi13:06:012:15:1410:197:51
11:30
+0:18
25K
15.53 mi13:37:452:46:5810:4531:44
13:05
+1:35
30K
18.64 mi14:18:113:27:2411:0840:26
13:01
-0:04
20M
20.00 mi14:39:143:48:2711:2521:03
15:29
+2:28
21M
21.00 mi14:53:594:03:1211:3514:45
14:45
-0:44
35K
21.75 mi15:03:544:13:0711:389:55
13:15
-1:30
23M
23.00 mi15:21:104:30:2311:4517:16
13:47
+0:32
24M
24.00 mi15:36:254:45:3811:5415:15
15:15
+1:28
40K
24.85 mi15:48:344:57:4711:5912:09
14:13
-1:02
25.2M
25.20 mi15:54:265:03:3912:035:52
17:01
+2:48
Finish
26.22 mi16:08:325:17:4512:0814:06
13:50
-3:11

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

9:09 /mi

Average Pace

12:08 /mi

Slowest Pace

17:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:14

43% of race

Time at Steady Pace

2:05:36

40% of race

Time at Slower Pace

56:55

18% of race

Average Pace: 12:07 /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 mi11:19:1428:279:0928:27
9:09
#21073
10K
6.21 mi11:49:1158:249:2429:57
9:38
#22046
15K
9.32 mi12:23:211:32:349:5634:10
11:00
#23449
20K
12.43 mi12:58:102:07:2310:1534:49
11:12
#23912
Half
13.11 mi13:06:012:15:1410:197:51
11:30
#24032
25K
15.53 mi13:37:452:46:5810:4531:44
13:05
#24631
30K
18.64 mi14:18:113:27:2411:0840:26
13:01
#24871
20M
20.00 mi14:39:143:48:2711:2521:03
15:29
#25136
21M
21.00 mi14:53:594:03:1211:3514:45
14:45
#25178
35K
21.75 mi15:03:544:13:0711:389:55
13:15
#25222
23M
23.00 mi15:21:104:30:2311:4517:16
13:47
#25267
24M
24.00 mi15:36:254:45:3811:5415:15
15:15
#25397
40K
24.85 mi15:48:344:57:4711:5912:09
14:13
#25415
25.2M
25.20 mi15:54:265:03:3912:035:52
17:01
#25456
Finish
26.22 mi16:08:325:17:4512:0814:06
13:50
#25514
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21073126431264325161(Top 95%)14592(Top 96%)14592(Top 1315%)
10K6.21 mi3.10 mi22046-97313146-50313146-50322909(Top 86%)13598(Top 90%)13598(Top 1225%)
15K9.32 mi3.11 mi23449-140313844-69813844-69825161(Top 95%)14592(Top 96%)14592(Top 1315%)
20K12.43 mi3.11 mi23912-46314053-20914053-20924888(Top 93%)14452(Top 95%)14452(Top 1302%)
Half13.11 mi0.68 mi24032-12014098-4514098-4525491(Top 96%)14687(Top 97%)14687(Top 1323%)
25K15.53 mi2.42 mi24631-59914346-24814346-24825908(Top 97%)14858(Top 98%)14858(Top 1339%)
30K18.64 mi3.11 mi24871-24014435-8914435-8925422(Top 95%)14598(Top 96%)14598(Top 1315%)
20M20.00 mi1.36 mi25136-26514542-10714542-10726418(Top 99%)15067(Top 99%)15067(Top 1357%)
21M21.00 mi1.00 mi25178-4214555-1314555-1325587(Top 96%)14662(Top 97%)14662(Top 1321%)
35K21.75 mi0.75 mi25222-4414566-1114566-1125733(Top 97%)14700(Top 97%)14700(Top 1324%)
23M23.00 mi1.25 mi25267-4514577-1114577-1125692(Top 97%)14669(Top 97%)14669(Top 1322%)
24M24.00 mi1.00 mi25397-13014638-6114638-6126437(Top 99%)15064(Top 99%)15064(Top 1357%)
40K24.85 mi0.85 mi25415-1814643-514643-525795(Top 97%)14698(Top 97%)14698(Top 1324%)
25.2M25.20 mi0.35 mi25456-4114656-1314656-1326370(Top 99%)15016(Top 99%)15016(Top 1353%)
Finish26.22 mi1.02 mi25514-5814675-1914675-1926316(Top 99%)14978(Top 99%)14978(Top 1349%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

25161

Males

14592

M60-64

14592

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

22909

Males

13598

M60-64

13598

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

25161

Males

14592

M60-64

14592

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

24888

Males

14452

M60-64

14452

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25491

Males

14687

M60-64

14687

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

25908

Males

14858

M60-64

14858

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

25422

Males

14598

M60-64

14598

30K→20M

18.6 - 20.0 mi

Top 99%
×5story building
+64ft-50ft

Overall

26418

Males

15067

M60-64

15067

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25587

Males

14662

M60-64

14662

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

25733

Males

14700

M60-64

14700

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

25692

Males

14669

M60-64

14669

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26437

Males

15064

M60-64

15064

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

25795

Males

14698

M60-64

14698

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26370

Males

15016

M60-64

15016

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

26316

Males

14978

M60-64

14978

Passing Analysis

Category:
Athletes Passed
172
Passed By
4613
Net Change
-4441
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21073
5K → 10K391012-973#21073#22046
10K → 15K51408-1403#22046#23449
15K → 20K23486-463#23449#23912
20K → Half6126-120#23912#24032
Half → 25K10609-599#24032#24631
25K → 30K30270-240#24631#24871
30K → 20M1266-265#24871#25136
20M → 21M1557-42#25136#25178
21M → 35K1256-44#25178#25222
35K → 23M1257-45#25222#25267
23M → 24M3133-130#25267#25397
24M → 40K1230-18#25397#25415
40K → 25.2M041-41#25415#25456
25.2M → Finish462-58#25456#25514
TOTALS1724613-4441
📊

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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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing