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BOSTON MARATHON 2023

Daniel Mccarthy

Bib: 8905•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 31%
Masters (Masters Men)
#0 / 9891
Top 17%
Division (M50-54)
#0 / 2052
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #3729
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
41:33
Rank: #3851 (-122)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:27
Rank: #4022 (-171)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:23:53
Rank: #4348 (-326)
15K → 20K
21:26 | 6:54/mi
Half· 13.11 mi
1:28:32
Rank: #4395 (-47)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:45:29
Rank: #4602 (-207)
Half → 25K
16:57 | 6:59/mi
30K· 18.64 mi
2:08:27
Rank: #5086 (-484)
25K → 30K
22:58 | 7:24/mi
20M
2:18:15
Rank: #5083 (+3)
30K → 20M
9:48 | 7:13/mi
21M
2:26:27
Rank: #5241 (-158)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:31:41
Rank: #5218 (+23)
21M → 35K
5:14 | 7:00/mi
23M
2:40:53
Rank: #5197 (+21)
35K → 23M
9:12 | 7:21/mi
24M
2:48:24
Rank: #5248 (-51)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:54:40
Rank: #5209 (+39)
24M → 40K
6:16 | 7:20/mi
25.2M
2:57:26
Rank: #5205 (+4)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:04:50
Rank: #5218 (-13)
25.2M → Finish
7:24 | 7:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:32
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:36:18
Pace7:21 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:5720:506:4220:50
6:42
-
10K
6.21 mi11:06:4041:336:4120:43
6:40
-0:02
15K
9.32 mi11:27:341:02:276:4220:54
6:44
+0:04
20K
12.43 mi11:49:001:23:536:4521:26
6:54
+0:10
Half
13.11 mi11:53:391:28:326:454:39
6:49
-0:05
25K
15.53 mi12:10:361:45:296:4716:57
6:59
+0:10
30K
18.64 mi12:33:342:08:276:5322:58
7:24
+0:25
20M
20.00 mi12:43:222:18:156:559:48
7:13
-0:11
21M
21.00 mi12:51:342:26:276:588:12
8:12
+0:59
35K
21.75 mi12:56:482:31:416:585:14
7:00
-1:12
23M
23.00 mi13:06:002:40:537:009:12
7:21
+0:21
24M
24.00 mi13:13:312:48:247:017:31
7:31
+0:10
40K
24.85 mi13:19:472:54:407:026:16
7:20
-0:11
25.2M
25.20 mi13:22:332:57:267:022:46
8:01
+0:41
Finish
26.22 mi13:29:573:04:507:037:24
7:16
-0:45

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

6:40 /mi

Average Pace

7:03 /mi

Slowest Pace

8:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:29

57% of race

Time at Steady Pace

1:00:52

33% of race

Time at Slower Pace

18:29

10% of race

Average Pace: 7:03 /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 mi10:45:5720:506:4220:50
6:42
#3729
10K
6.21 mi11:06:4041:336:4120:43
6:40
#3851
15K
9.32 mi11:27:341:02:276:4220:54
6:44
#4022
20K
12.43 mi11:49:001:23:536:4521:26
6:54
#4348
Half
13.11 mi11:53:391:28:326:454:39
6:49
#4395
25K
15.53 mi12:10:361:45:296:4716:57
6:59
#4602
30K
18.64 mi12:33:342:08:276:5322:58
7:24
#5086
20M
20.00 mi12:43:222:18:156:559:48
7:13
#5083
21M
21.00 mi12:51:342:26:276:588:12
8:12
#5241
35K
21.75 mi12:56:482:31:416:585:14
7:00
#5218
23M
23.00 mi13:06:002:40:537:009:12
7:21
#5197
24M
24.00 mi13:13:312:48:247:017:31
7:31
#5248
40K
24.85 mi13:19:472:54:407:026:16
7:20
#5209
25.2M
25.20 mi13:22:332:57:267:022:46
8:01
#5205
Finish
26.22 mi13:29:573:04:507:037:24
7:16
#5218
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi3729350535054403(Top 17%)4122(Top 27%)4122(Top 201%)
10K6.21 mi3.10 mi3851-1223626-1213626-1214047(Top 15%)3806(Top 25%)3806(Top 185%)
15K9.32 mi3.11 mi4022-1713784-1583784-1584403(Top 17%)4122(Top 27%)4122(Top 201%)
20K12.43 mi3.11 mi4348-3264071-2874071-2875333(Top 20%)4923(Top 32%)4923(Top 240%)
Half13.11 mi0.68 mi4395-474114-434114-435375(Top 20%)4958(Top 33%)4958(Top 242%)
25K15.53 mi2.42 mi4602-2074297-1834297-1835519(Top 21%)5077(Top 33%)5077(Top 247%)
30K18.64 mi3.11 mi5086-4844713-4164713-4166552(Top 25%)5765(Top 38%)5765(Top 281%)
20M20.00 mi1.36 mi5083+34707+64707+65158(Top 19%)4665(Top 31%)4665(Top 227%)
21M21.00 mi1.00 mi5241-1584835-1284835-1288573(Top 32%)6809(Top 45%)6809(Top 332%)
35K21.75 mi0.75 mi5218+234806+294806+295300(Top 20%)4728(Top 31%)4728(Top 230%)
23M23.00 mi1.25 mi5197+214776+304776+305541(Top 21%)4864(Top 32%)4864(Top 237%)
24M24.00 mi1.00 mi5248-514816-404816-407767(Top 29%)6162(Top 41%)6162(Top 300%)
40K24.85 mi0.85 mi5209+394776+404776+405620(Top 21%)4767(Top 31%)4767(Top 232%)
25.2M25.20 mi0.35 mi5205+44769+74769+76542(Top 25%)5268(Top 35%)5268(Top 257%)
Finish26.22 mi1.02 mi5218-134774-54774-56799(Top 26%)5434(Top 36%)5434(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4403

Males

4122

M50-54

4122

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4047

Males

3806

M50-54

3806

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4403

Males

4122

M50-54

4122

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5333

Males

4923

M50-54

4923

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5375

Males

4958

M50-54

4958

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5519

Males

5077

M50-54

5077

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6552

Males

5765

M50-54

5765

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5158

Males

4665

M50-54

4665

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8573

Males

6809

M50-54

6809

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5300

Males

4728

M50-54

4728

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5541

Males

4864

M50-54

4864

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7767

Males

6162

M50-54

6162

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5620

Males

4767

M50-54

4767

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6542

Males

5268

M50-54

5268

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6799

Males

5434

M50-54

5434

Passing Analysis

Category:
Athletes Passed
731
Passed By
2220
Net Change
-1489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3729
5K → 10K155277-122#3729#3851
10K → 15K61232-171#3851#4022
15K → 20K31357-326#4022#4348
20K → Half855-47#4348#4395
Half → 25K49256-207#4395#4602
25K → 30K39523-484#4602#5086
30K → 20M7269+3#5086#5083
20M → 21M22180-158#5083#5241
21M → 35K4926+23#5241#5218
35K → 23M7352+21#5218#5197
23M → 24M4091-51#5197#5248
24M → 40K6526+39#5248#5209
40K → 25.2M2319+4#5209#5205
25.2M → Finish4457-13#5205#5218
TOTALS7312220-1489
📊

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