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BOSTON MARATHON 2023

Robert King

Bib: 3685•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 36%
Masters (Masters Men)
#0 / 9891
Top 21%
Division (M40-44)
#0 / 2241
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:06
Rank: #4611
Start → 5K
21:06 | 6:47/mi
10K· 6.21 mi
41:38
Rank: #3984 (+627)
5K → 10K
20:32 | 6:37/mi
15K· 9.32 mi
1:02:39
Rank: #4237 (-253)
10K → 15K
21:01 | 6:46/mi
20K· 12.43 mi
1:24:19
Rank: #4689 (-452)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:29:12
Rank: #4910 (-221)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:47:01
Rank: #5503 (-593)
Half → 25K
17:49 | 7:21/mi
30K· 18.64 mi
2:10:32
Rank: #5826 (-323)
25K → 30K
23:31 | 7:34/mi
20M
2:20:48
Rank: #5890 (-64)
30K → 20M
10:16 | 7:33/mi
21M
2:28:51
Rank: #5921 (-31)
20M → 21M
8:03 | 8:03/mi
35K· 21.75 mi
2:34:25
Rank: #5957 (-36)
21M → 35K
5:34 | 7:26/mi
23M
2:44:06
Rank: #6018 (-61)
35K → 23M
9:41 | 7:44/mi
24M
2:51:43
Rank: #6054 (-36)
23M → 24M
7:37 | 7:37/mi
40K· 24.85 mi
2:58:13
Rank: #6046 (+8)
24M → 40K
6:30 | 7:36/mi
25.2M
3:00:56
Rank: #6025 (+21)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:08:16
Rank: #6007 (+18)
25.2M → Finish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:12
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:39:04
Pace7:33 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0821:066:4721:06
6:47
-
10K
6.21 mi10:44:4041:386:4220:32
6:37
-0:10
15K
9.32 mi11:05:411:02:396:4321:01
6:46
+0:09
20K
12.43 mi11:27:211:24:196:4721:40
6:58
+0:12
Half
13.11 mi11:32:141:29:126:484:53
7:09
+0:11
25K
15.53 mi11:50:031:47:016:5317:49
7:21
+0:12
30K
18.64 mi12:13:342:10:327:0023:31
7:34
+0:13
20M
20.00 mi12:23:502:20:487:0210:16
7:33
-0:01
21M
21.00 mi12:31:532:28:517:058:03
8:03
+0:30
35K
21.75 mi12:37:272:34:257:065:34
7:26
-0:37
23M
23.00 mi12:47:082:44:067:089:41
7:44
+0:18
24M
24.00 mi12:54:452:51:437:097:37
7:37
-0:07
40K
24.85 mi13:01:152:58:137:106:30
7:36
-0:01
25.2M
25.20 mi13:03:583:00:567:112:43
7:53
+0:17
Finish
26.22 mi13:11:183:08:167:117:20
7:12
-0:41

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

6:37 /mi

Average Pace

7:11 /mi

Slowest Pace

8:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:32

51% of race

Time at Steady Pace

1:11:17

38% of race

Time at Slower Pace

20:27

11% of race

Average Pace: 7:11 /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 mi10:24:0821:066:4721:06
6:47
#4611
10K
6.21 mi10:44:4041:386:4220:32
6:37
#3984
15K
9.32 mi11:05:411:02:396:4321:01
6:46
#4237
20K
12.43 mi11:27:211:24:196:4721:40
6:58
#4689
Half
13.11 mi11:32:141:29:126:484:53
7:09
#4910
25K
15.53 mi11:50:031:47:016:5317:49
7:21
#5503
30K
18.64 mi12:13:342:10:327:0023:31
7:34
#5826
20M
20.00 mi12:23:502:20:487:0210:16
7:33
#5890
21M
21.00 mi12:31:532:28:517:058:03
8:03
#5921
35K
21.75 mi12:37:272:34:257:065:34
7:26
#5957
23M
23.00 mi12:47:082:44:067:089:41
7:44
#6018
24M
24.00 mi12:54:452:51:437:097:37
7:37
#6054
40K
24.85 mi13:01:152:58:137:106:30
7:36
#6046
25.2M
25.20 mi13:03:583:00:567:112:43
7:53
#6025
Finish
26.22 mi13:11:183:08:167:117:20
7:12
#6007
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4611429942994771(Top 18%)4447(Top 29%)4447(Top 198%)
10K6.21 mi3.10 mi3984+6273748+5513748+5513572(Top 13%)3378(Top 22%)3378(Top 151%)
15K9.32 mi3.11 mi4237-2533971-2233971-2234771(Top 18%)4447(Top 29%)4447(Top 198%)
20K12.43 mi3.11 mi4689-4524375-4044375-4045823(Top 22%)5332(Top 35%)5332(Top 238%)
Half13.11 mi0.68 mi4910-2214568-1934568-1937484(Top 28%)6543(Top 43%)6543(Top 292%)
25K15.53 mi2.42 mi5503-5935079-5115079-5117589(Top 29%)6531(Top 43%)6531(Top 291%)
30K18.64 mi3.11 mi5826-3235332-2535332-2537698(Top 29%)6506(Top 43%)6506(Top 290%)
20M20.00 mi1.36 mi5890-645375-435375-437138(Top 27%)6055(Top 40%)6055(Top 270%)
21M21.00 mi1.00 mi5921-315377-25377-27624(Top 29%)6250(Top 41%)6250(Top 279%)
35K21.75 mi0.75 mi5957-365396-195396-198019(Top 30%)6490(Top 43%)6490(Top 290%)
23M23.00 mi1.25 mi6018-615430-345430-347924(Top 30%)6359(Top 42%)6359(Top 284%)
24M24.00 mi1.00 mi6054-365448-185448-188472(Top 32%)6584(Top 43%)6584(Top 294%)
40K24.85 mi0.85 mi6046+85434+145434+147299(Top 27%)5798(Top 38%)5798(Top 259%)
25.2M25.20 mi0.35 mi6025+215414+205414+205766(Top 22%)4786(Top 32%)4786(Top 214%)
Finish26.22 mi1.02 mi6007+185389+255389+256367(Top 24%)5175(Top 34%)5175(Top 231%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4771

Males

4447

M40-44

4447

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3572

Males

3378

M40-44

3378

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4771

Males

4447

M40-44

4447

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5823

Males

5332

M40-44

5332

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7484

Males

6543

M40-44

6543

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7589

Males

6531

M40-44

6531

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7698

Males

6506

M40-44

6506

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7138

Males

6055

M40-44

6055

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

7624

Males

6250

M40-44

6250

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8019

Males

6490

M40-44

6490

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7924

Males

6359

M40-44

6359

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8472

Males

6584

M40-44

6584

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7299

Males

5798

M40-44

5798

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5766

Males

4786

M40-44

4786

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6367

Males

5175

M40-44

5175

Passing Analysis

Category:
Athletes Passed
1151
Passed By
2547
Net Change
-1396
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4611
5K → 10K66336+627#4611#3984
10K → 15K52305-253#3984#4237
15K → 20K20472-452#4237#4689
20K → Half1222-221#4689#4910
Half → 25K21614-593#4910#5503
25K → 30K46369-323#5503#5826
30K → 20M40104-64#5826#5890
20M → 21M4879-31#5890#5921
21M → 35K2359-36#5921#5957
35K → 23M48109-61#5957#6018
23M → 24M4581-36#6018#6054
24M → 40K4739+8#6054#6046
40K → 25.2M3413+21#6046#6025
25.2M → Finish6345+18#6025#6007
TOTALS11512547-1396
📊

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