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BOSTON MARATHON 2023

Brainerd Taylor

Bib: 9507•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 42%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 47%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:13
Rank: #9391
Start → 5K
23:13 | 7:28/mi
10K· 6.21 mi
46:21
Rank: #9650 (-259)
5K → 10K
23:08 | 7:27/mi
15K· 9.32 mi
1:09:34
Rank: #9717 (-67)
10K → 15K
23:13 | 7:28/mi
20K· 12.43 mi
1:33:22
Rank: #9941 (-224)
15K → 20K
23:48 | 7:40/mi
Half· 13.11 mi
1:38:33
Rank: #9998 (-57)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:57:21
Rank: #10080 (-82)
Half → 25K
18:48 | 7:45/mi
30K· 18.64 mi
2:22:19
Rank: #10244 (-164)
25K → 30K
24:58 | 8:02/mi
20M
2:33:33
Rank: #10379 (-135)
30K → 20M
11:14 | 8:16/mi
21M
2:42:27
Rank: #10501 (-122)
20M → 21M
8:54 | 8:54/mi
35K· 21.75 mi
2:48:37
Rank: #10600 (-99)
21M → 35K
6:10 | 8:15/mi
23M
2:59:25
Rank: #10805 (-205)
35K → 23M
10:48 | 8:38/mi
24M
3:07:51
Rank: #10952 (-147)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:15:13
Rank: #11065 (-113)
24M → 40K
7:22 | 8:37/mi
25.2M
3:18:24
Rank: #11116 (-51)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:26:56
Rank: #11262 (-146)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:33
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:48:23
Pace8:16 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0623:137:2823:13
7:28
-
10K
6.21 mi11:12:1446:217:2823:08
7:27
-0:01
15K
9.32 mi11:35:271:09:347:2823:13
7:28
+0:01
20K
12.43 mi11:59:151:33:227:3123:48
7:40
+0:12
Half
13.11 mi12:04:261:38:337:315:11
7:36
-0:04
25K
15.53 mi12:23:141:57:217:3318:48
7:45
+0:09
30K
18.64 mi12:48:122:22:197:3824:58
8:02
+0:17
20M
20.00 mi12:59:262:33:337:4111:14
8:16
+0:14
21M
21.00 mi13:08:202:42:277:448:54
8:54
+0:38
35K
21.75 mi13:14:302:48:377:456:10
8:15
-0:39
23M
23.00 mi13:25:182:59:257:4810:48
8:38
+0:23
24M
24.00 mi13:33:443:07:517:508:26
8:26
-0:12
40K
24.85 mi13:41:063:15:137:517:22
8:37
+0:11
25.2M
25.20 mi13:44:173:18:247:523:11
9:14
+0:37
Finish
26.22 mi13:52:493:26:567:548:32
8:22
-0:52

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

7:27 /mi

Average Pace

7:54 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:21

57% of race

Time at Steady Pace

59:20

29% of race

Time at Slower Pace

30:15

15% of race

Average Pace: 7:54 /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 mi10:49:0623:137:2823:13
7:28
#9391
10K
6.21 mi11:12:1446:217:2823:08
7:27
#9650
15K
9.32 mi11:35:271:09:347:2823:13
7:28
#9717
20K
12.43 mi11:59:151:33:227:3123:48
7:40
#9941
Half
13.11 mi12:04:261:38:337:315:11
7:36
#9998
25K
15.53 mi12:23:141:57:217:3318:48
7:45
#10080
30K
18.64 mi12:48:122:22:197:3824:58
8:02
#10244
20M
20.00 mi12:59:262:33:337:4111:14
8:16
#10379
21M
21.00 mi13:08:202:42:277:448:54
8:54
#10501
35K
21.75 mi13:14:302:48:377:456:10
8:15
#10600
23M
23.00 mi13:25:182:59:257:4810:48
8:38
#10805
24M
24.00 mi13:33:443:07:517:508:26
8:26
#10952
40K
24.85 mi13:41:063:15:137:517:22
8:37
#11065
25.2M
25.20 mi13:44:173:18:247:523:11
9:14
#11116
Finish
26.22 mi13:52:493:26:567:548:32
8:22
#11262
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9391780878089948(Top 37%)8120(Top 54%)8120(Top 362%)
10K6.21 mi3.10 mi9650-2597955-1477955-14710020(Top 38%)8181(Top 54%)8181(Top 365%)
15K9.32 mi3.11 mi9717-677990-357990-359948(Top 37%)8120(Top 54%)8120(Top 362%)
20K12.43 mi3.11 mi9941-2248117-1278117-12710585(Top 40%)8378(Top 55%)8378(Top 374%)
Half13.11 mi0.68 mi9998-578153-368153-3610963(Top 41%)8602(Top 57%)8602(Top 384%)
25K15.53 mi2.42 mi10080-828172-198172-1910724(Top 40%)8360(Top 55%)8360(Top 373%)
30K18.64 mi3.11 mi10244-1648212-408212-4011178(Top 42%)8436(Top 56%)8436(Top 376%)
20M20.00 mi1.36 mi10379-1358256-448256-4412113(Top 45%)8750(Top 58%)8750(Top 390%)
21M21.00 mi1.00 mi10501-1228282-268282-2612817(Top 48%)8945(Top 59%)8945(Top 399%)
35K21.75 mi0.75 mi10600-998314-328314-3213690(Top 51%)9263(Top 61%)9263(Top 413%)
23M23.00 mi1.25 mi10805-2058382-688382-6813912(Top 52%)9326(Top 61%)9326(Top 416%)
24M24.00 mi1.00 mi10952-1478436-548436-5414042(Top 53%)9323(Top 61%)9323(Top 416%)
40K24.85 mi0.85 mi11065-1138465-298465-2914016(Top 53%)9238(Top 61%)9238(Top 412%)
25.2M25.20 mi0.35 mi11116-518480-158480-1513717(Top 52%)9085(Top 60%)9085(Top 405%)
Finish26.22 mi1.02 mi11262-1468524-448524-4414529(Top 55%)9498(Top 63%)9498(Top 424%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9948

Males

8120

M40-44

8120

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10020

Males

8181

M40-44

8181

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9948

Males

8120

M40-44

8120

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10585

Males

8378

M40-44

8378

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10963

Males

8602

M40-44

8602

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10724

Males

8360

M40-44

8360

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11178

Males

8436

M40-44

8436

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12113

Males

8750

M40-44

8750

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12817

Males

8945

M40-44

8945

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13690

Males

9263

M40-44

9263

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13912

Males

9326

M40-44

9326

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14042

Males

9323

M40-44

9323

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14016

Males

9238

M40-44

9238

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13717

Males

9085

M40-44

9085

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14529

Males

9498

M40-44

9498

Passing Analysis

Category:
Athletes Passed
913*
Passed By
2783
Net Change
-1871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9391
5K → 10K191450-259#9391#9650
10K → 15K138205-67#9650#9717
15K → 20K98322-224#9717#9941
20K → Half663-57#9941#9998
Half → 25K93174-82#9998#10080
25K → 30K109*273-164#10080#10244
30K → 20M40*175-135#10244#10379
20M → 21M55177-122#10379#10501
21M → 35K27126-99#10501#10600
35K → 23M31236-205#10600#10805
23M → 24M34181-147#10805#10952
24M → 40K39152-113#10952#11065
40K → 25.2M1566-51#11065#11116
25.2M → Finish37183-146#11116#11262
TOTALS913*2783-1871

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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