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BOSTON MARATHON 2023

Keith Gailey

Bib: 3700•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 38%
Masters (Masters Men)
#0 / 9891
Top 24%
Division (M45-49)
#0 / 2252
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:02
Rank: #4378
Start → 5K
21:02 | 6:46/mi
10K· 6.21 mi
41:49
Rank: #4279 (+99)
5K → 10K
20:47 | 6:41/mi
15K· 9.32 mi
1:03:09
Rank: #4758 (-479)
10K → 15K
21:20 | 6:52/mi
20K· 12.43 mi
1:24:21
Rank: #4714 (+44)
15K → 20K
21:12 | 6:49/mi
Half· 13.11 mi
1:28:58
Rank: #4728 (-14)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:45:54
Rank: #4864 (-136)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:08:32
Rank: #5132 (-268)
25K → 30K
22:38 | 7:17/mi
20M
2:19:01
Rank: #5361 (-229)
30K → 20M
10:29 | 7:43/mi
21M
2:27:31
Rank: #5570 (-209)
20M → 21M
8:30 | 8:30/mi
35K· 21.75 mi
2:33:17
Rank: #5682 (-112)
21M → 35K
5:46 | 7:42/mi
23M
2:43:08
Rank: #5778 (-96)
35K → 23M
9:51 | 7:52/mi
24M
2:51:06
Rank: #5901 (-123)
23M → 24M
7:58 | 7:58/mi
40K· 24.85 mi
2:58:29
Rank: #6122 (-221)
24M → 40K
7:23 | 8:38/mi
25.2M
3:01:46
Rank: #6225 (-103)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:10:29
Rank: #6520 (-295)
25.2M → Finish
8:43 | 8:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:58
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1621:026:4621:02
6:46
-
10K
6.21 mi10:43:0341:496:4420:47
6:41
-0:05
15K
9.32 mi11:04:231:03:096:4721:20
6:52
+0:11
20K
12.43 mi11:25:351:24:216:4721:12
6:49
-0:03
Half
13.11 mi11:30:121:28:586:474:37
6:46
-0:03
25K
15.53 mi11:47:081:45:546:4916:56
6:59
+0:13
30K
18.64 mi12:09:462:08:326:5422:38
7:17
+0:18
20M
20.00 mi12:20:152:19:016:5710:29
7:43
+0:26
21M
21.00 mi12:28:452:27:317:018:30
8:30
+0:47
35K
21.75 mi12:34:312:33:177:035:46
7:42
-0:48
23M
23.00 mi12:44:222:43:087:069:51
7:52
+0:10
24M
24.00 mi12:52:202:51:067:087:58
7:58
+0:06
40K
24.85 mi12:59:432:58:297:117:23
8:38
+0:40
25.2M
25.20 mi13:03:003:01:467:133:17
9:31
+0:53
Finish
26.22 mi13:11:433:10:297:168:43
8:33
-0:58

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

6:41 /mi

Average Pace

7:16 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:54

56% of race

Time at Steady Pace

56:42

30% of race

Time at Slower Pace

27:53

15% of race

Average Pace: 7:16 /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 mi10:22:1621:026:4621:02
6:46
#4378
10K
6.21 mi10:43:0341:496:4420:47
6:41
#4279
15K
9.32 mi11:04:231:03:096:4721:20
6:52
#4758
20K
12.43 mi11:25:351:24:216:4721:12
6:49
#4714
Half
13.11 mi11:30:121:28:586:474:37
6:46
#4728
25K
15.53 mi11:47:081:45:546:4916:56
6:59
#4864
30K
18.64 mi12:09:462:08:326:5422:38
7:17
#5132
20M
20.00 mi12:20:152:19:016:5710:29
7:43
#5361
21M
21.00 mi12:28:452:27:317:018:30
8:30
#5570
35K
21.75 mi12:34:312:33:177:035:46
7:42
#5682
23M
23.00 mi12:44:222:43:087:069:51
7:52
#5778
24M
24.00 mi12:52:202:51:067:087:58
7:58
#5901
40K
24.85 mi12:59:432:58:297:117:23
8:38
#6122
25.2M
25.20 mi13:03:003:01:467:133:17
9:31
#6225
Finish
26.22 mi13:11:433:10:297:168:43
8:33
#6520
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4378408940895710(Top 21%)5241(Top 35%)5241(Top 233%)
10K6.21 mi3.10 mi4279+994011+784011+784248(Top 16%)3981(Top 26%)3981(Top 177%)
15K9.32 mi3.11 mi4758-4794430-4194430-4195710(Top 21%)5241(Top 35%)5241(Top 233%)
20K12.43 mi3.11 mi4714+444400+304400+304675(Top 18%)4353(Top 29%)4353(Top 193%)
Half13.11 mi0.68 mi4728-144407-74407-75041(Top 19%)4673(Top 31%)4673(Top 208%)
25K15.53 mi2.42 mi4864-1364523-1164523-1165500(Top 21%)5065(Top 33%)5065(Top 225%)
30K18.64 mi3.11 mi5132-2684754-2314754-2315940(Top 22%)5333(Top 35%)5333(Top 237%)
20M20.00 mi1.36 mi5361-2294943-1894943-1898260(Top 31%)6745(Top 44%)6745(Top 300%)
21M21.00 mi1.00 mi5570-2095111-1685111-16810455(Top 39%)7824(Top 52%)7824(Top 347%)
35K21.75 mi0.75 mi5682-1125198-875198-879922(Top 37%)7576(Top 50%)7576(Top 336%)
23M23.00 mi1.25 mi5778-965248-505248-508818(Top 33%)6861(Top 45%)6861(Top 305%)
24M24.00 mi1.00 mi5901-1235331-835331-8310956(Top 41%)7860(Top 52%)7860(Top 349%)
40K24.85 mi0.85 mi6122-2215494-1635494-16314116(Top 53%)9274(Top 61%)9274(Top 412%)
25.2M25.20 mi0.35 mi6225-1035563-695563-6915190(Top 57%)9731(Top 64%)9731(Top 432%)
Finish26.22 mi1.02 mi6520-2955760-1975760-19715688(Top 59%)10017(Top 66%)10017(Top 445%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5710

Males

5241

M45-49

5241

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4248

Males

3981

M45-49

3981

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5710

Males

5241

M45-49

5241

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4675

Males

4353

M45-49

4353

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5041

Males

4673

M45-49

4673

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5500

Males

5065

M45-49

5065

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5940

Males

5333

M45-49

5333

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8260

Males

6745

M45-49

6745

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

10455

Males

7824

M45-49

7824

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9922

Males

7576

M45-49

7576

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

8818

Males

6861

M45-49

6861

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10956

Males

7860

M45-49

7860

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14116

Males

9274

M45-49

9274

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15190

Males

9731

M45-49

9731

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15688

Males

10017

M45-49

10017

Passing Analysis

Category:
Athletes Passed
707
Passed By
2849
Net Change
-2142
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4378
5K → 10K270171+99#4378#4279
10K → 15K29508-479#4279#4758
15K → 20K12278+44#4758#4714
20K → Half1832-14#4714#4728
Half → 25K64200-136#4728#4864
25K → 30K69337-268#4864#5132
30K → 20M17246-229#5132#5361
20M → 21M14223-209#5361#5570
21M → 35K10122-112#5570#5682
35K → 23M46142-96#5682#5778
23M → 24M22145-123#5778#5901
24M → 40K15236-221#5901#6122
40K → 25.2M4107-103#6122#6225
25.2M → Finish7302-295#6225#6520
TOTALS7072849-2142
📊

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