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BOSTON MARATHON 2023

Kevin Mcgregor

Bib: 8744•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 21%
Gender (Male)
#0 / 15176
Top 33%
Masters (Masters Men)
#0 / 9891
Top 19%
Division (M40-44)
#0 / 2241
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:33
Rank: #5836
Start → 5K
21:33 | 6:56/mi
10K· 6.21 mi
43:21
Rank: #6359 (-523)
5K → 10K
21:48 | 7:01/mi
15K· 9.32 mi
1:05:13
Rank: #6488 (-129)
10K → 15K
21:52 | 7:02/mi
20K· 12.43 mi
1:27:10
Rank: #6427 (+61)
15K → 20K
21:57 | 7:04/mi
Half· 13.11 mi
1:31:51
Rank: #6399 (+28)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:49:00
Rank: #6322 (+77)
Half → 25K
17:09 | 7:04/mi
30K· 18.64 mi
2:11:42
Rank: #6212 (+110)
25K → 30K
22:42 | 7:18/mi
20M
2:21:41
Rank: #6135 (+77)
30K → 20M
9:59 | 7:21/mi
21M
2:29:17
Rank: #6052 (+83)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:34:32
Rank: #5992 (+60)
21M → 35K
5:15 | 7:01/mi
23M
2:43:31
Rank: #5860 (+132)
35K → 23M
8:59 | 7:10/mi
24M
2:50:27
Rank: #5752 (+108)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:56:27
Rank: #5630 (+122)
24M → 40K
6:00 | 7:01/mi
25.2M
2:59:04
Rank: #5588 (+42)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
3:05:56
Rank: #5459 (+129)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:51
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:34:05
Pace7:11 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5221:336:5621:33
6:56
-
10K
6.21 mi11:08:4043:216:5921:48
7:01
+0:05
15K
9.32 mi11:30:321:05:137:0021:52
7:02
+0:01
20K
12.43 mi11:52:291:27:107:0121:57
7:04
+0:02
Half
13.11 mi11:57:101:31:517:004:41
6:52
-0:12
25K
15.53 mi12:14:191:49:007:0117:09
7:04
+0:12
30K
18.64 mi12:37:012:11:427:0422:42
7:18
+0:14
20M
20.00 mi12:47:002:21:417:059:59
7:21
+0:03
21M
21.00 mi12:54:362:29:177:077:36
7:36
+0:15
35K
21.75 mi12:59:512:34:327:065:15
7:01
-0:35
23M
23.00 mi13:08:502:43:317:078:59
7:10
+0:09
24M
24.00 mi13:15:462:50:277:066:56
6:56
-0:14
40K
24.85 mi13:21:462:56:277:066:00
7:01
+0:05
25.2M
25.20 mi13:24:232:59:047:062:37
7:35
+0:34
Finish
26.22 mi13:31:153:05:567:066:52
6:44
-0:51

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

6:44 /mi

Average Pace

7:06 /mi

Slowest Pace

7:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:43

95% of race

Time at Steady Pace

10:13

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:46:5221:336:5621:33
6:56
#5836
10K
6.21 mi11:08:4043:216:5921:48
7:01
#6359
15K
9.32 mi11:30:321:05:137:0021:52
7:02
#6488
20K
12.43 mi11:52:291:27:107:0121:57
7:04
#6427
Half
13.11 mi11:57:101:31:517:004:41
6:52
#6399
25K
15.53 mi12:14:191:49:007:0117:09
7:04
#6322
30K
18.64 mi12:37:012:11:427:0422:42
7:18
#6212
20M
20.00 mi12:47:002:21:417:059:59
7:21
#6135
21M
21.00 mi12:54:362:29:177:077:36
7:36
#6052
35K
21.75 mi12:59:512:34:327:065:15
7:01
#5992
23M
23.00 mi13:08:502:43:317:078:59
7:10
#5860
24M
24.00 mi13:15:462:50:277:066:56
6:56
#5752
40K
24.85 mi13:21:462:56:277:066:00
7:01
#5630
25.2M
25.20 mi13:24:232:59:047:062:37
7:35
#5588
Finish
26.22 mi13:31:153:05:567:066:52
6:44
#5459
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5836535253526789(Top 26%)6079(Top 40%)6079(Top 271%)
10K6.21 mi3.10 mi6359-5235763-4115763-4116928(Top 26%)6184(Top 41%)6184(Top 276%)
15K9.32 mi3.11 mi6488-1295858-955858-956789(Top 26%)6079(Top 40%)6079(Top 271%)
20K12.43 mi3.11 mi6427+615804+545804+546359(Top 24%)5741(Top 38%)5741(Top 256%)
Half13.11 mi0.68 mi6399+285782+225782+225750(Top 22%)5282(Top 35%)5282(Top 236%)
25K15.53 mi2.42 mi6322+775719+635719+635970(Top 22%)5421(Top 36%)5421(Top 242%)
30K18.64 mi3.11 mi6212+1105622+975622+976048(Top 23%)5397(Top 36%)5397(Top 241%)
20M20.00 mi1.36 mi6135+775551+715551+715874(Top 22%)5193(Top 34%)5193(Top 232%)
21M21.00 mi1.00 mi6052+835483+685483+685079(Top 19%)4532(Top 30%)4532(Top 202%)
35K21.75 mi0.75 mi5992+605426+575426+575429(Top 20%)4825(Top 32%)4825(Top 215%)
23M23.00 mi1.25 mi5860+1325314+1125314+1124678(Top 18%)4221(Top 28%)4221(Top 188%)
24M24.00 mi1.00 mi5752+1085222+925222+924345(Top 16%)3937(Top 26%)3937(Top 176%)
40K24.85 mi0.85 mi5630+1225117+1055117+1053947(Top 15%)3550(Top 23%)3550(Top 158%)
25.2M25.20 mi0.35 mi5588+425079+385079+384326(Top 16%)3796(Top 25%)3796(Top 169%)
Finish26.22 mi1.02 mi5459+1294972+1074972+1073736(Top 14%)3328(Top 22%)3328(Top 149%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

6789

Males

6079

M40-44

6079

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6928

Males

6184

M40-44

6184

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

6789

Males

6079

M40-44

6079

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6359

Males

5741

M40-44

5741

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5750

Males

5282

M40-44

5282

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5970

Males

5421

M40-44

5421

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6048

Males

5397

M40-44

5397

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5874

Males

5193

M40-44

5193

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5079

Males

4532

M40-44

4532

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5429

Males

4825

M40-44

4825

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4678

Males

4221

M40-44

4221

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4345

Males

3937

M40-44

3937

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3947

Males

3550

M40-44

3550

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4326

Males

3796

M40-44

3796

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3736

Males

3328

M40-44

3328

Passing Analysis

Category:
Athletes Passed
1398
Passed By
1021
Net Change
+377
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5836
5K → 10K40563-523#5836#6359
10K → 15K73202-129#6359#6488
15K → 20K13372+61#6488#6427
20K → Half346+28#6427#6399
Half → 25K11235+77#6399#6322
25K → 30K17262+110#6322#6212
30K → 20M9821+77#6212#6135
20M → 21M9916+83#6135#6052
21M → 35K7111+60#6052#5992
35K → 23M1419+132#5992#5860
23M → 24M1157+108#5860#5752
24M → 40K1297+122#5752#5630
40K → 25.2M442+42#5630#5588
25.2M → Finish1378+129#5588#5459
TOTALS13981021+377
📊

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