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BOSTON MARATHON 2023

Robert Palmer

Bib: 11984•M

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:38/mi
23:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
46:47
↑ 79↓ 1380.4%
15K· 9.32 mi
7:41/mi
1:10:40
↑ 67↓ 78
20K· 12.43 mi
7:56/mi
1:35:18
↑ 106↓ 860.1%
Half· 13.11 mi
7:43/mi
1:40:34
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
1:59:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:58/mi
2:24:09
↑ 181↓ 1480.2%
20M
8:11/mi
2:35:16
↑ 64↓ 500.2%
21M
8:53/mi
2:44:09
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:50:17
↑ 17↓ 861.7%
23M
8:37/mi
3:01:04
↑ 23↓ 630.6%
24M
8:44/mi
3:09:48
↓ 821.3%
40K· 24.85 mi
9:03/mi
3:17:32
↓ 200.3%
25.2M
10:29/mi
3:21:09
↑ 13↓ 160.2%
Finish· 26.22 mi
8:55/mi
3:30:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:34
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:49:40
Pace8:22 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3623:437:3823:43
7:38
-
10K
6.21 mi11:13:4046:477:3223:04
7:25
-0:13
15K
9.32 mi11:37:331:10:407:3523:53
7:41
+0:16
20K
12.43 mi12:02:111:35:187:4024:38
7:56
+0:15
Half
13.11 mi12:07:271:40:347:405:16
7:43
-0:13
25K
15.53 mi12:26:161:59:237:4118:49
7:46
+0:03
30K
18.64 mi12:51:022:24:097:4424:46
7:58
+0:12
20M
20.00 mi13:02:092:35:167:4611:07
8:11
+0:13
21M
21.00 mi13:11:022:44:097:498:53
8:53
+0:42
35K
21.75 mi13:17:102:50:177:506:08
8:12
-0:41
23M
23.00 mi13:27:573:01:047:5210:47
8:37
+0:25
24M
24.00 mi13:36:413:09:487:558:44
8:44
+0:07
40K
24.85 mi13:44:253:17:327:577:44
9:03
+0:19
25.2M
25.20 mi13:48:023:21:097:593:37
10:29
+1:26
Finish
26.22 mi13:57:073:30:148:019:05
8:55
-1:34

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

7:25 /mi

Average Pace

8:01 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:45

45% of race

Time at Steady Pace

1:06:39

32% of race

Time at Slower Pace

48:50

23% of race

Average Pace: 8:01 /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 mi10:50:3623:437:3823:43
7:38
#10845
10K
6.21 mi11:13:4046:477:3223:04
7:25
#10299
15K
9.32 mi11:37:331:10:407:3523:53
7:41
#10779
20K
12.43 mi12:02:111:35:187:4024:38
7:56
#11251
Half
13.11 mi12:07:271:40:347:405:16
7:43
#11286
25K
15.53 mi12:26:161:59:237:4118:49
7:46
#11175
30K
18.64 mi12:51:022:24:097:4424:46
7:58
#11023
20M
20.00 mi13:02:092:35:167:4611:07
8:11
#11049
21M
21.00 mi13:11:022:44:097:498:53
8:53
#11130
35K
21.75 mi13:17:102:50:177:506:08
8:12
#11230
23M
23.00 mi13:27:573:01:047:5210:47
8:37
#11414
24M
24.00 mi13:36:413:09:487:558:44
8:44
#11651
40K
24.85 mi13:44:253:17:327:577:44
9:03
#11863
25.2M
25.20 mi13:48:023:21:097:593:37
10:29
#12039
Finish
26.22 mi13:57:073:30:148:019:05
8:55
#12332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi108458587858711742(Top 44%)8971(Top 59%)8971(Top 398%)
10K6.21 mi3.10 mi10299+5468315+2728315+2729852(Top 37%)8093(Top 53%)8093(Top 359%)
15K9.32 mi3.11 mi10779-4808544-2298544-22911742(Top 44%)8971(Top 59%)8971(Top 398%)
20K12.43 mi3.11 mi11251-4728763-2198763-21912848(Top 48%)9363(Top 62%)9363(Top 416%)
Half13.11 mi0.68 mi11286-358778-158778-1511996(Top 45%)9073(Top 60%)9073(Top 403%)
25K15.53 mi2.42 mi11175+1118705+738705+7310788(Top 41%)8395(Top 55%)8395(Top 373%)
30K18.64 mi3.11 mi11023+1528592+1138592+11310655(Top 40%)8174(Top 54%)8174(Top 363%)
20M20.00 mi1.36 mi11049-268570+228570+2211543(Top 43%)8506(Top 56%)8506(Top 378%)
21M21.00 mi1.00 mi11130-818592-228592-2212735(Top 48%)8910(Top 59%)8910(Top 396%)
35K21.75 mi0.75 mi11230-1008625-338625-3313371(Top 50%)9146(Top 60%)9146(Top 406%)
23M23.00 mi1.25 mi11414-1848672-478672-4713838(Top 52%)9290(Top 61%)9290(Top 413%)
24M24.00 mi1.00 mi11651-2378765-938765-9315814(Top 59%)10080(Top 66%)10080(Top 448%)
40K24.85 mi0.85 mi11863-2128833-688833-6816342(Top 61%)10267(Top 68%)10267(Top 456%)
25.2M25.20 mi0.35 mi12039-1768895-628895-6218994(Top 71%)11450(Top 75%)11450(Top 508%)
Finish26.22 mi1.02 mi12332-2939005-1109005-11017532(Top 66%)10832(Top 71%)10832(Top 481%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11742

Males

8971

M45-49

8971

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

9852

Males

8093

M45-49

8093

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11742

Males

8971

M45-49

8971

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12848

Males

9363

M45-49

9363

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11996

Males

9073

M45-49

9073

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

10788

Males

8395

M45-49

8395

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10655

Males

8174

M45-49

8174

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11543

Males

8506

M45-49

8506

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12735

Males

8910

M45-49

8910

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13371

Males

9146

M45-49

9146

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13838

Males

9290

M45-49

9290

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15814

Males

10080

M45-49

10080

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16342

Males

10267

M45-49

10267

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18994

Males

11450

M45-49

11450

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

17532

Males

10832

M45-49

10832

Passing Analysis

Category:
Athletes Passed
1463*
Passed By
2950
Net Change
-1487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10845
5K → 10K643*97+546#10845#10299
10K → 15K55535-480#10299#10779
15K → 20K56528-472#10779#11251
20K → Half1348-35#11251#11286
Half → 25K17867+111#11286#11175
25K → 30K24492+152#11175#11023
30K → 20M86*112-26#11023#11049
20M → 21M57138-81#11049#11130
21M → 35K19119-100#11130#11230
35K → 23M48232-184#11230#11414
23M → 24M20257-237#11414#11651
24M → 40K25237-212#11651#11863
40K → 25.2M1177-176#11863#12039
25.2M → Finish18311-293#12039#12332
TOTALS1463*2950-1487

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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