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BOSTON MARATHON 2023

Joseph Mccaffrey

Bib: 6013•M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 29%
Masters (Masters Men)
#0 / 9891
Top 15%
Division (M40-44)
#0 / 2241
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:38
Rank: #3181
Start → 5K
20:38 | 6:38/mi
10K· 6.21 mi
41:29
Rank: #3753 (-572)
5K → 10K
20:51 | 6:43/mi
15K· 9.32 mi
1:02:17
Rank: #3850 (-97)
10K → 15K
20:48 | 6:42/mi
20K· 12.43 mi
1:23:05
Rank: #3730 (+120)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:27:41
Rank: #3773 (-43)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:44:21
Rank: #3938 (-165)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:06:23
Rank: #4115 (-177)
25K → 30K
22:02 | 7:06/mi
20M
2:16:14
Rank: #4260 (-145)
30K → 20M
9:51 | 7:15/mi
21M
2:23:57
Rank: #4360 (-100)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:29:28
Rank: #4519 (-159)
21M → 35K
5:31 | 7:22/mi
23M
2:38:44
Rank: #4601 (-82)
35K → 23M
9:16 | 7:24/mi
24M
2:45:53
Rank: #4621 (-20)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:52:13
Rank: #4663 (-42)
24M → 40K
6:20 | 7:24/mi
25.2M
2:54:59
Rank: #4668 (-5)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:02:45
Rank: #4776 (-108)
25.2M → Finish
7:46 | 7:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:41
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:35:04
Pace7:15 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3120:386:3820:38
6:38
-
10K
6.21 mi10:45:2241:296:4120:51
6:43
+0:05
15K
9.32 mi11:06:101:02:176:4120:48
6:42
-0:01
20K
12.43 mi11:26:581:23:056:4120:48
6:42
0:00
Half
13.11 mi11:31:341:27:416:414:36
6:45
+0:03
25K
15.53 mi11:48:141:44:216:4316:40
6:52
+0:07
30K
18.64 mi12:10:162:06:236:4722:02
7:06
+0:14
20M
20.00 mi12:20:072:16:146:499:51
7:15
+0:09
21M
21.00 mi12:27:502:23:576:517:43
7:43
+0:28
35K
21.75 mi12:33:212:29:286:525:31
7:22
-0:21
23M
23.00 mi12:42:372:38:446:549:16
7:24
+0:02
24M
24.00 mi12:49:462:45:536:557:09
7:09
-0:15
40K
24.85 mi12:56:062:52:136:566:20
7:24
+0:15
25.2M
25.20 mi12:58:522:54:596:572:46
8:01
+0:37
Finish
26.22 mi13:06:383:02:456:597:46
7:37
-0:24

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

6:38 /mi

Average Pace

6:59 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:21

57% of race

Time at Steady Pace

39:02

21% of race

Time at Slower Pace

39:22

22% of race

Average Pace: 6:58 /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 mi10:24:3120:386:3820:38
6:38
#3181
10K
6.21 mi10:45:2241:296:4120:51
6:43
#3753
15K
9.32 mi11:06:101:02:176:4120:48
6:42
#3850
20K
12.43 mi11:26:581:23:056:4120:48
6:42
#3730
Half
13.11 mi11:31:341:27:416:414:36
6:45
#3773
25K
15.53 mi11:48:141:44:216:4316:40
6:52
#3938
30K
18.64 mi12:10:162:06:236:4722:02
7:06
#4115
20M
20.00 mi12:20:072:16:146:499:51
7:15
#4260
21M
21.00 mi12:27:502:23:576:517:43
7:43
#4360
35K
21.75 mi12:33:212:29:286:525:31
7:22
#4519
23M
23.00 mi12:42:372:38:446:549:16
7:24
#4601
24M
24.00 mi12:49:462:45:536:557:09
7:09
#4621
40K
24.85 mi12:56:062:52:136:566:20
7:24
#4663
25.2M
25.20 mi12:58:522:54:596:572:46
8:01
#4668
Finish
26.22 mi13:06:383:02:456:597:46
7:37
#4776
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3181300930094090(Top 15%)3839(Top 25%)3839(Top 171%)
10K6.21 mi3.10 mi3753-5723538-5293538-5294444(Top 17%)4155(Top 27%)4155(Top 185%)
15K9.32 mi3.11 mi3850-973628-903628-904090(Top 15%)3839(Top 25%)3839(Top 171%)
20K12.43 mi3.11 mi3730+1203528+1003528+1003554(Top 13%)3363(Top 22%)3363(Top 150%)
Half13.11 mi0.68 mi3773-433565-373565-374757(Top 18%)4419(Top 29%)4419(Top 197%)
25K15.53 mi2.42 mi3938-1653709-1443709-1444766(Top 18%)4423(Top 29%)4423(Top 197%)
30K18.64 mi3.11 mi4115-1773868-1593868-1594877(Top 18%)4489(Top 30%)4489(Top 200%)
20M20.00 mi1.36 mi4260-1453993-1253993-1255346(Top 20%)4808(Top 32%)4808(Top 215%)
21M21.00 mi1.00 mi4360-1004074-814074-815693(Top 21%)4965(Top 33%)4965(Top 222%)
35K21.75 mi0.75 mi4519-1594215-1414215-1417565(Top 28%)6207(Top 41%)6207(Top 277%)
23M23.00 mi1.25 mi4601-824281-664281-665844(Top 22%)5069(Top 33%)5069(Top 226%)
24M24.00 mi1.00 mi4621-204302-214302-215447(Top 20%)4736(Top 31%)4736(Top 211%)
40K24.85 mi0.85 mi4663-424330-284330-286093(Top 23%)5067(Top 33%)5067(Top 226%)
25.2M25.20 mi0.35 mi4668-54329+14329+16529(Top 25%)5255(Top 35%)5255(Top 234%)
Finish26.22 mi1.02 mi4776-1084411-824411-829365(Top 35%)6934(Top 46%)6934(Top 309%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4090

Males

3839

M40-44

3839

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4444

Males

4155

M40-44

4155

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4090

Males

3839

M40-44

3839

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3554

Males

3363

M40-44

3363

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4757

Males

4419

M40-44

4419

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4766

Males

4423

M40-44

4423

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4877

Males

4489

M40-44

4489

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5346

Males

4808

M40-44

4808

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5693

Males

4965

M40-44

4965

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7565

Males

6207

M40-44

6207

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5844

Males

5069

M40-44

5069

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5447

Males

4736

M40-44

4736

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6093

Males

5067

M40-44

5067

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6529

Males

5255

M40-44

5255

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9365

Males

6934

M40-44

6934

Passing Analysis

Category:
Athletes Passed
627
Passed By
2222
Net Change
-1595
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3181
5K → 10K43615-572#3181#3753
10K → 15K67164-97#3753#3850
15K → 20K16646+120#3850#3730
20K → Half952-43#3730#3773
Half → 25K42207-165#3773#3938
25K → 30K67244-177#3938#4115
30K → 20M27172-145#4115#4260
20M → 21M34134-100#4260#4360
21M → 35K17176-159#4360#4519
35K → 23M45127-82#4519#4601
23M → 24M4161-20#4601#4621
24M → 40K3375-42#4621#4663
40K → 25.2M1520-5#4663#4668
25.2M → Finish21129-108#4668#4776
TOTALS6272222-1595
📊

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