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BOSTON MARATHON 2023

Maurice Carson

Bib: 20051•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:49
Rank: #16213
Start → 5K
25:49 | 8:19/mi
10K· 6.21 mi
51:32
Rank: #16457 (-244)
5K → 10K
25:43 | 8:17/mi
15K· 9.32 mi
1:17:43
Rank: #16770 (-313)
10K → 15K
26:11 | 8:26/mi
20K· 12.43 mi
1:44:40
Rank: #17078 (-308)
15K → 20K
26:57 | 8:40/mi
Half· 13.11 mi
1:50:34
Rank: #17160 (-82)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:11:34
Rank: #17151 (+9)
Half → 25K
21:00 | 8:40/mi
30K· 18.64 mi
2:40:03
Rank: #17271 (-120)
25K → 30K
28:29 | 9:10/mi
20M
2:52:42
Rank: #17334 (-63)
30K → 20M
12:39 | 9:19/mi
21M
3:02:36
Rank: #17351 (-17)
20M → 21M
9:54 | 9:54/mi
35K· 21.75 mi
3:09:23
Rank: #17384 (-33)
21M → 35K
6:47 | 9:04/mi
23M
3:20:55
Rank: #17379 (+5)
35K → 23M
11:32 | 9:13/mi
24M
3:29:54
Rank: #17374 (+5)
23M → 24M
8:59 | 8:59/mi
40K· 24.85 mi
3:37:36
Rank: #17322 (+52)
24M → 40K
7:42 | 9:00/mi
25.2M
3:40:53
Rank: #17292 (+30)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:49:37
Rank: #17260 (+32)
25.2M → Finish
8:44 | 8:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:34
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:59:03
Pace9:05 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5925:498:1925:49
8:19
-
10K
6.21 mi11:43:4251:328:1825:43
8:17
-0:02
15K
9.32 mi12:09:531:17:438:2026:11
8:26
+0:09
20K
12.43 mi12:36:501:44:408:2526:57
8:40
+0:14
Half
13.11 mi12:42:441:50:348:265:54
8:39
-0:01
25K
15.53 mi13:03:442:11:348:2821:00
8:40
+0:01
30K
18.64 mi13:32:132:40:038:3528:29
9:10
+0:30
20M
20.00 mi13:44:522:52:428:3812:39
9:19
+0:09
21M
21.00 mi13:54:463:02:368:429:54
9:54
+0:35
35K
21.75 mi14:01:333:09:238:426:47
9:04
-0:50
23M
23.00 mi14:13:053:20:558:4411:32
9:13
+0:09
24M
24.00 mi14:22:043:29:548:458:59
8:59
-0:14
40K
24.85 mi14:29:463:37:368:457:42
9:00
+0:01
25.2M
25.20 mi14:33:033:40:538:463:17
9:31
+0:31
Finish
26.22 mi14:41:473:49:378:468:44
8:34
-0:57

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

8:17 /mi

Average Pace

8:46 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:46

71% of race

Time at Steady Pace

55:57

24% of race

Time at Slower Pace

9:54

4% of race

Average Pace: 8:45 /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 mi11:17:5925:498:1925:49
8:19
#16213
10K
6.21 mi11:43:4251:328:1825:43
8:17
#16457
15K
9.32 mi12:09:531:17:438:2026:11
8:26
#16770
20K
12.43 mi12:36:501:44:408:2526:57
8:40
#17078
Half
13.11 mi12:42:441:50:348:265:54
8:39
#17160
25K
15.53 mi13:03:442:11:348:2821:00
8:40
#17151
30K
18.64 mi13:32:132:40:038:3528:29
9:10
#17271
20M
20.00 mi13:44:522:52:428:3812:39
9:19
#17334
21M
21.00 mi13:54:463:02:368:429:54
9:54
#17351
35K
21.75 mi14:01:333:09:238:426:47
9:04
#17384
23M
23.00 mi14:13:053:20:558:4411:32
9:13
#17379
24M
24.00 mi14:22:043:29:548:458:59
8:59
#17374
40K
24.85 mi14:29:463:37:368:457:42
9:00
#17322
25.2M
25.20 mi14:33:033:40:538:463:17
9:31
#17292
Finish
26.22 mi14:41:473:49:378:468:44
8:34
#17260
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi16213107781077817306(Top 65%)11175(Top 74%)11175(Top 2036%)
10K6.21 mi3.10 mi16457-24410881-10310881-10316763(Top 63%)11017(Top 73%)11017(Top 2007%)
15K9.32 mi3.11 mi16770-31310973-9210973-9217306(Top 65%)11175(Top 74%)11175(Top 2036%)
20K12.43 mi3.11 mi17078-30811080-10711080-10717952(Top 67%)11446(Top 75%)11446(Top 2085%)
Half13.11 mi0.68 mi17160-8211119-3911119-3918550(Top 70%)11711(Top 77%)11711(Top 2133%)
25K15.53 mi2.42 mi17151+911096+2311096+2317159(Top 64%)11045(Top 73%)11045(Top 2012%)
30K18.64 mi3.11 mi17271-12011131-3511131-3518012(Top 68%)11333(Top 75%)11333(Top 2064%)
20M20.00 mi1.36 mi17334-6311135-411135-418045(Top 68%)11257(Top 74%)11257(Top 2050%)
21M21.00 mi1.00 mi17351-1711128+711128+717637(Top 66%)11068(Top 73%)11068(Top 2016%)
35K21.75 mi0.75 mi17384-3311129-111129-118141(Top 68%)11204(Top 74%)11204(Top 2041%)
23M23.00 mi1.25 mi17379+511113+1611113+1617103(Top 64%)10738(Top 71%)10738(Top 1956%)
24M24.00 mi1.00 mi17374+511099+1411099+1417132(Top 64%)10678(Top 70%)10678(Top 1945%)
40K24.85 mi0.85 mi17322+5211059+4011059+4016148(Top 61%)10192(Top 67%)10192(Top 1856%)
25.2M25.20 mi0.35 mi17292+3011041+1811041+1815255(Top 57%)9796(Top 65%)9796(Top 1784%)
Finish26.22 mi1.02 mi17260+3211019+2211019+2215811(Top 59%)10095(Top 67%)10095(Top 1839%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17306

Males

11175

M65-69

11175

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

16763

Males

11017

M65-69

11017

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17306

Males

11175

M65-69

11175

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17952

Males

11446

M65-69

11446

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18550

Males

11711

M65-69

11711

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

17159

Males

11045

M65-69

11045

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

18012

Males

11333

M65-69

11333

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

18045

Males

11257

M65-69

11257

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

17637

Males

11068

M65-69

11068

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18141

Males

11204

M65-69

11204

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

17103

Males

10738

M65-69

10738

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

17132

Males

10678

M65-69

10678

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16148

Males

10192

M65-69

10192

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15255

Males

9796

M65-69

9796

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15811

Males

10095

M65-69

10095

Passing Analysis

Category:
Athletes Passed
1200
Passed By
2247
Net Change
-1047
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16213
5K → 10K191435-244#16213#16457
10K → 15K97410-313#16457#16770
15K → 20K95403-308#16770#17078
20K → Half688-82#17078#17160
Half → 25K134125+9#17160#17151
25K → 30K129249-120#17151#17271
30K → 20M68131-63#17271#17334
20M → 21M7794-17#17334#17351
21M → 35K4073-33#17351#17384
35K → 23M8883+5#17384#17379
23M → 24M6661+5#17379#17374
24M → 40K8937+52#17374#17322
40K → 25.2M4010+30#17322#17292
25.2M → Finish8048+32#17292#17260
TOTALS12002247-1047
📊

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