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BOSTON MARATHON 2023

Arthur Brown

Bib: 8928•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
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
20:53
Rank: #3882
Start → 5K
20:53 | 6:43/mi
10K· 6.21 mi
41:50
Rank: #4317 (-435)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:03:10
Rank: #4779 (-462)
10K → 15K
21:20 | 6:52/mi
20K· 12.43 mi
1:25:26
Rank: #5522 (-743)
15K → 20K
22:16 | 7:10/mi
Half· 13.11 mi
1:30:19
Rank: #5649 (-127)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:48:21
Rank: #6057 (-408)
Half → 25K
18:02 | 7:26/mi
30K· 18.64 mi
2:13:09
Rank: #6637 (-580)
25K → 30K
24:48 | 7:59/mi
20M
2:24:31
Rank: #6979 (-342)
30K → 20M
11:22 | 8:22/mi
21M
2:33:33
Rank: #7274 (-295)
20M → 21M
9:02 | 9:02/mi
35K· 21.75 mi
2:39:25
Rank: #7374 (-100)
21M → 35K
5:52 | 7:51/mi
23M
2:49:47
Rank: #7549 (-175)
35K → 23M
10:22 | 8:17/mi
24M
2:57:57
Rank: #7738 (-189)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:05:31
Rank: #8023 (-285)
24M → 40K
7:34 | 8:51/mi
25.2M
3:08:47
Rank: #8154 (-131)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:17:38
Rank: #8507 (-353)
25.2M → Finish
8:51 | 8:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:19
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:47:19
Pace8:11 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:0220:536:4320:53
6:43
-
10K
6.21 mi11:06:5941:506:4420:57
6:45
+0:02
15K
9.32 mi11:28:191:03:106:4721:20
6:52
+0:07
20K
12.43 mi11:50:351:25:266:5222:16
7:10
+0:18
Half
13.11 mi11:55:281:30:196:534:53
7:09
-0:01
25K
15.53 mi12:13:301:48:216:5818:02
7:26
+0:17
30K
18.64 mi12:38:182:13:097:0924:48
7:59
+0:33
20M
20.00 mi12:49:402:24:317:1411:22
8:22
+0:23
21M
21.00 mi12:58:422:33:337:199:02
9:02
+0:40
35K
21.75 mi13:04:342:39:257:205:52
7:51
-1:11
23M
23.00 mi13:14:562:49:477:2310:22
8:17
+0:26
24M
24.00 mi13:23:062:57:577:258:10
8:10
-0:07
40K
24.85 mi13:30:403:05:317:287:34
8:51
+0:41
25.2M
25.20 mi13:33:563:08:477:293:16
9:28
+0:37
Finish
26.22 mi13:42:473:17:387:338:51
8:41
-0:47

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

6:43 /mi

Average Pace

7:33 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:21

55% of race

Time at Steady Pace

1:00:34

31% of race

Time at Slower Pace

28:43

15% of race

Average Pace: 7:32 /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 mi10:46:0220:536:4320:53
6:43
#3882
10K
6.21 mi11:06:5941:506:4420:57
6:45
#4317
15K
9.32 mi11:28:191:03:106:4721:20
6:52
#4779
20K
12.43 mi11:50:351:25:266:5222:16
7:10
#5522
Half
13.11 mi11:55:281:30:196:534:53
7:09
#5649
25K
15.53 mi12:13:301:48:216:5818:02
7:26
#6057
30K
18.64 mi12:38:182:13:097:0924:48
7:59
#6637
20M
20.00 mi12:49:402:24:317:1411:22
8:22
#6979
21M
21.00 mi12:58:422:33:337:199:02
9:02
#7274
35K
21.75 mi13:04:342:39:257:205:52
7:51
#7374
23M
23.00 mi13:14:562:49:477:2310:22
8:17
#7549
24M
24.00 mi13:23:062:57:577:258:10
8:10
#7738
40K
24.85 mi13:30:403:05:317:287:34
8:51
#8023
25.2M
25.20 mi13:33:563:08:477:293:16
9:28
#8154
Finish
26.22 mi13:42:473:17:387:338:51
8:41
#8507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3882364836485717(Top 21%)5248(Top 35%)5248(Top 234%)
10K6.21 mi3.10 mi4317-4354046-3984046-3984771(Top 18%)4435(Top 29%)4435(Top 198%)
15K9.32 mi3.11 mi4779-4624447-4014447-4015717(Top 21%)5248(Top 35%)5248(Top 234%)
20K12.43 mi3.11 mi5522-7435093-6465093-6466903(Top 26%)6137(Top 40%)6137(Top 274%)
Half13.11 mi0.68 mi5649-1275206-1135206-1137570(Top 28%)6629(Top 44%)6629(Top 296%)
25K15.53 mi2.42 mi6057-4085525-3195525-3198306(Top 31%)7008(Top 46%)7008(Top 313%)
30K18.64 mi3.11 mi6637-5805943-4185943-41810729(Top 40%)8202(Top 54%)8202(Top 366%)
20M20.00 mi1.36 mi6979-3426193-2506193-25012761(Top 48%)9018(Top 59%)9018(Top 402%)
21M21.00 mi1.00 mi7274-2956375-1826375-18213565(Top 51%)9292(Top 61%)9292(Top 415%)
35K21.75 mi0.75 mi7374-1006425-506425-5010902(Top 41%)8051(Top 53%)8051(Top 359%)
23M23.00 mi1.25 mi7549-1756521-966521-9611704(Top 44%)8322(Top 55%)8322(Top 371%)
24M24.00 mi1.00 mi7738-1896618-976618-9712330(Top 46%)8541(Top 56%)8541(Top 381%)
40K24.85 mi0.85 mi8023-2856780-1626780-16215311(Top 58%)9809(Top 65%)9809(Top 438%)
25.2M25.20 mi0.35 mi8154-1316853-736853-7314964(Top 56%)9640(Top 64%)9640(Top 430%)
Finish26.22 mi1.02 mi8507-3537054-2017054-20116370(Top 61%)10315(Top 68%)10315(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5717

Males

5248

M40-44

5248

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4771

Males

4435

M40-44

4435

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5717

Males

5248

M40-44

5248

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6903

Males

6137

M40-44

6137

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7570

Males

6629

M40-44

6629

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8306

Males

7008

M40-44

7008

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10729

Males

8202

M40-44

8202

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12761

Males

9018

M40-44

9018

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13565

Males

9292

M40-44

9292

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10902

Males

8051

M40-44

8051

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11704

Males

8322

M40-44

8322

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12330

Males

8541

M40-44

8541

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15311

Males

9809

M40-44

9809

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14964

Males

9640

M40-44

9640

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16370

Males

10315

M40-44

10315

Passing Analysis

Category:
Athletes Passed
288
Passed By
4913
Net Change
-4625
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3882
5K → 10K75510-435#3882#4317
10K → 15K32494-462#4317#4779
15K → 20K12755-743#4779#5522
20K → Half2129-127#5522#5649
Half → 25K10418-408#5649#6057
25K → 30K25605-580#6057#6637
30K → 20M8350-342#6637#6979
20M → 21M9304-295#6979#7274
21M → 35K24124-100#7274#7374
35K → 23M40215-175#7374#7549
23M → 24M25214-189#7549#7738
24M → 40K14299-285#7738#8023
40K → 25.2M5136-131#8023#8154
25.2M → Finish7360-353#8154#8507
TOTALS2884913-4625
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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