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BOSTON MARATHON 2023

Dan Fleming

Bib: 6286•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #4186
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:27
Rank: #3703 (+483)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:02:04
Rank: #3630 (+73)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:22:50
Rank: #3562 (+68)
15K → 20K
20:46 | 6:41/mi
Half· 13.11 mi
1:27:21
Rank: #3562
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:48
Rank: #3618 (-56)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:05:26
Rank: #3681 (-63)
25K → 30K
21:38 | 6:58/mi
20M
2:15:21
Rank: #3852 (-171)
30K → 20M
9:55 | 7:18/mi
21M
2:23:08
Rank: #4013 (-161)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:28:14
Rank: #4024 (-11)
21M → 35K
5:06 | 6:49/mi
23M
2:38:03
Rank: #4366 (-342)
35K → 23M
9:49 | 7:50/mi
24M
2:44:59
Rank: #4371 (-5)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:51:20
Rank: #4440 (-69)
24M → 40K
6:21 | 7:26/mi
25.2M
2:54:05
Rank: #4454 (-14)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:01:21
Rank: #4490 (-36)
25.2M → Finish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:21
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:34:00
Pace7:10 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1820:596:4520:59
6:45
-
10K
6.21 mi10:44:4641:276:4020:28
6:35
-0:10
15K
9.32 mi11:05:231:02:046:4020:37
6:38
+0:03
20K
12.43 mi11:26:091:22:506:4020:46
6:41
+0:03
Half
13.11 mi11:30:401:27:216:404:31
6:37
-0:04
25K
15.53 mi11:47:071:43:486:4116:27
6:47
+0:10
30K
18.64 mi12:08:452:05:266:4421:38
6:58
+0:11
20M
20.00 mi12:18:402:15:216:469:55
7:18
+0:20
21M
21.00 mi12:26:272:23:086:497:47
7:47
+0:29
35K
21.75 mi12:31:332:28:146:495:06
6:49
-0:58
23M
23.00 mi12:41:222:38:036:529:49
7:50
+1:01
24M
24.00 mi12:48:182:44:596:526:56
6:56
-0:54
40K
24.85 mi12:54:392:51:206:546:21
7:26
+0:30
25.2M
25.20 mi12:57:242:54:056:542:45
7:58
+0:32
Finish
26.22 mi13:04:403:01:216:557:16
7:08
-0:50

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

6:35 /mi

Average Pace

6:55 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:22

37% of race

Time at Steady Pace

1:18:22

43% of race

Time at Slower Pace

36:37

20% of race

Average Pace: 6:55 /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 mi10:24:1820:596:4520:59
6:45
#4186
10K
6.21 mi10:44:4641:276:4020:28
6:35
#3703
15K
9.32 mi11:05:231:02:046:4020:37
6:38
#3630
20K
12.43 mi11:26:091:22:506:4020:46
6:41
#3562
Half
13.11 mi11:30:401:27:216:404:31
6:37
#3562
25K
15.53 mi11:47:071:43:486:4116:27
6:47
#3618
30K
18.64 mi12:08:452:05:266:4421:38
6:58
#3681
20M
20.00 mi12:18:402:15:216:469:55
7:18
#3852
21M
21.00 mi12:26:272:23:086:497:47
7:47
#4013
35K
21.75 mi12:31:332:28:146:495:06
6:49
#4024
23M
23.00 mi12:41:222:38:036:529:49
7:50
#4366
24M
24.00 mi12:48:182:44:596:526:56
6:56
#4371
40K
24.85 mi12:54:392:51:206:546:21
7:26
#4440
25.2M
25.20 mi12:57:242:54:056:542:45
7:58
#4454
Finish
26.22 mi13:04:403:01:216:557:16
7:08
#4490
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4186392239223588(Top 13%)3392(Top 22%)3392(Top 64%)
10K6.21 mi3.10 mi3703+4833493+4293493+4293413(Top 13%)3242(Top 21%)3242(Top 61%)
15K9.32 mi3.11 mi3630+733430+633430+633588(Top 13%)3392(Top 22%)3392(Top 64%)
20K12.43 mi3.11 mi3562+683372+583372+583449(Top 13%)3268(Top 22%)3268(Top 62%)
Half13.11 mi0.68 mi3562337233723627(Top 14%)3435(Top 23%)3435(Top 65%)
25K15.53 mi2.42 mi3618-563423-513423-514022(Top 15%)3773(Top 25%)3773(Top 71%)
30K18.64 mi3.11 mi3681-633478-553478-554104(Top 15%)3831(Top 25%)3831(Top 72%)
20M20.00 mi1.36 mi3852-1713629-1513629-1515596(Top 21%)4989(Top 33%)4989(Top 94%)
21M21.00 mi1.00 mi4013-1613769-1403769-1406054(Top 23%)5223(Top 34%)5223(Top 99%)
35K21.75 mi0.75 mi4024-113776-73776-74299(Top 16%)3934(Top 26%)3934(Top 74%)
23M23.00 mi1.25 mi4366-3424081-3054081-3058643(Top 32%)6769(Top 45%)6769(Top 128%)
24M24.00 mi1.00 mi4371-54086-54086-54332(Top 16%)3924(Top 26%)3924(Top 74%)
40K24.85 mi0.85 mi4440-694142-564142-566205(Top 23%)5140(Top 34%)5140(Top 97%)
25.2M25.20 mi0.35 mi4454-144151-94151-96244(Top 23%)5080(Top 33%)5080(Top 96%)
Finish26.22 mi1.02 mi4490-364176-254176-255956(Top 22%)4895(Top 32%)4895(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3588

Males

3392

M18-39

3392

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3413

Males

3242

M18-39

3242

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3588

Males

3392

M18-39

3392

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3449

Males

3268

M18-39

3268

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3627

Males

3435

M18-39

3435

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4022

Males

3773

M18-39

3773

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4104

Males

3831

M18-39

3831

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5596

Males

4989

M18-39

4989

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6054

Males

5223

M18-39

5223

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4299

Males

3934

M18-39

3934

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8643

Males

6769

M18-39

6769

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4332

Males

3924

M18-39

3924

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6205

Males

5140

M18-39

5140

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6244

Males

5080

M18-39

5080

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5956

Males

4895

M18-39

4895

Passing Analysis

Category:
Athletes Passed
1196
Passed By
1500
Net Change
-304
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4186
5K → 10K53249+483#4186#3703
10K → 15K14976+73#3703#3630
15K → 20K11547+68#3630#3562
20K → Half17170#3562#3562
Half → 25K62118-56#3562#3618
25K → 30K85148-63#3618#3681
30K → 20M28199-171#3681#3852
20M → 21M31192-161#3852#4013
21M → 35K3546-11#4013#4024
35K → 23M16358-342#4024#4366
23M → 24M5257-5#4366#4371
24M → 40K2392-69#4371#4440
40K → 25.2M1630-14#4440#4454
25.2M → Finish3571-36#4454#4490
TOTALS11961500-304
📊

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