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BOSTON MARATHON 2023

James Richmond

Bib: 843•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:31
Rank: #618
Start → 5K
18:31 | 5:58/mi
10K· 6.21 mi
37:05
Rank: #665 (-47)
5K → 10K
18:34 | 5:59/mi
15K· 9.32 mi
55:44
Rank: #673 (-8)
10K → 15K
18:39 | 6:00/mi
20K· 12.43 mi
1:14:36
Rank: #673
15K → 20K
18:52 | 6:04/mi
Half· 13.11 mi
1:18:43
Rank: #680 (-7)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:33:24
Rank: #665 (+15)
Half → 25K
14:41 | 6:03/mi
30K· 18.64 mi
1:52:46
Rank: #674 (-9)
25K → 30K
19:22 | 6:14/mi
20M
2:01:22
Rank: #675 (-1)
30K → 20M
8:36 | 6:20/mi
21M
2:08:12
Rank: #694 (-19)
20M → 21M
6:50 | 6:50/mi
35K· 21.75 mi
2:12:47
Rank: #703 (-9)
21M → 35K
4:35 | 6:08/mi
23M
2:20:40
Rank: #697 (+6)
35K → 23M
7:53 | 6:18/mi
24M
2:26:50
Rank: #698 (-1)
23M → 24M
6:10 | 6:10/mi
40K· 24.85 mi
2:32:22
Rank: #706 (-8)
24M → 40K
5:32 | 6:28/mi
25.2M
2:34:50
Rank: #711 (-5)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:41:23
Rank: #724 (-13)
25.2M → Finish
6:33 | 6:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:43
Pace6:00 /mi
2nd Half
Distance13.11 mi
Time1:22:40
Pace6:18 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4118:315:5818:31
5:58
-
10K
6.21 mi10:37:1537:055:5818:34
5:59
+0:01
15K
9.32 mi10:55:5455:445:5918:39
6:00
+0:01
20K
12.43 mi11:14:461:14:366:0018:52
6:04
+0:04
Half
13.11 mi11:18:531:18:436:004:07
6:02
-0:02
25K
15.53 mi11:33:341:33:246:0114:41
6:03
+0:01
30K
18.64 mi11:52:561:52:466:0319:22
6:14
+0:11
20M
20.00 mi12:01:322:01:226:048:36
6:20
+0:06
21M
21.00 mi12:08:222:08:126:066:50
6:50
+0:30
35K
21.75 mi12:12:572:12:476:064:35
6:08
-0:42
23M
23.00 mi12:20:502:20:406:077:53
6:18
+0:10
24M
24.00 mi12:27:002:26:506:076:10
6:10
-0:08
40K
24.85 mi12:32:322:32:226:085:32
6:28
+0:18
25.2M
25.20 mi12:35:002:34:506:092:28
7:09
+0:41
Finish
26.22 mi12:41:332:41:236:106:33
6:26
-0:43

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

5:58 /mi

Average Pace

6:10 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:05

94% of race

Time at Steady Pace

6:50

4% of race

Time at Slower Pace

2:28

2% of race

Average Pace: 6:09 /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 mi10:18:4118:315:5818:31
5:58
#618
10K
6.21 mi10:37:1537:055:5818:34
5:59
#665
15K
9.32 mi10:55:5455:445:5918:39
6:00
#673
20K
12.43 mi11:14:461:14:366:0018:52
6:04
#673
Half
13.11 mi11:18:531:18:436:004:07
6:02
#680
25K
15.53 mi11:33:341:33:246:0114:41
6:03
#665
30K
18.64 mi11:52:561:52:466:0319:22
6:14
#674
20M
20.00 mi12:01:322:01:226:048:36
6:20
#675
21M
21.00 mi12:08:222:08:126:066:50
6:50
#694
35K
21.75 mi12:12:572:12:476:064:35
6:08
#703
23M
23.00 mi12:20:502:20:406:077:53
6:18
#697
24M
24.00 mi12:27:002:26:506:076:10
6:10
#698
40K
24.85 mi12:32:322:32:226:085:32
6:28
#706
25.2M
25.20 mi12:35:002:34:506:092:28
7:09
#711
Finish
26.22 mi12:41:332:41:236:106:33
6:26
#724
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi618574574720(Top 3%)677(Top 4%)677(Top 13%)
10K6.21 mi3.10 mi665-47621-47621-47750(Top 3%)706(Top 5%)706(Top 13%)
15K9.32 mi3.11 mi673-8630-9630-9720(Top 3%)677(Top 4%)677(Top 13%)
20K12.43 mi3.11 mi673630630714(Top 3%)672(Top 4%)672(Top 13%)
Half13.11 mi0.68 mi680-7637-7637-7841(Top 3%)799(Top 5%)799(Top 15%)
25K15.53 mi2.42 mi665+15624+13624+13640(Top 2%)599(Top 4%)599(Top 11%)
30K18.64 mi3.11 mi674-9632-8632-8750(Top 3%)712(Top 5%)712(Top 13%)
20M20.00 mi1.36 mi675-1633-1633-1924(Top 3%)881(Top 6%)881(Top 17%)
21M21.00 mi1.00 mi694-19652-19652-191487(Top 6%)1416(Top 9%)1416(Top 27%)
35K21.75 mi0.75 mi703-9661-9661-9990(Top 4%)940(Top 6%)940(Top 18%)
23M23.00 mi1.25 mi697+6655+6655+6819(Top 3%)777(Top 5%)777(Top 15%)
24M24.00 mi1.00 mi698-1657-2657-2907(Top 3%)858(Top 6%)858(Top 16%)
40K24.85 mi0.85 mi706-8664-7664-71423(Top 5%)1342(Top 9%)1342(Top 25%)
25.2M25.20 mi0.35 mi711-5669-5669-52222(Top 8%)2055(Top 14%)2055(Top 39%)
Finish26.22 mi1.02 mi724-13682-13682-132101(Top 8%)1946(Top 13%)1946(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

720

Males

677

M18-39

677

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

750

Males

706

M18-39

706

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

720

Males

677

M18-39

677

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

714

Males

672

M18-39

672

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

841

Males

799

M18-39

799

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

640

Males

599

M18-39

599

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

750

Males

712

M18-39

712

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

924

Males

881

M18-39

881

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1487

Males

1416

M18-39

1416

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

990

Males

940

M18-39

940

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

819

Males

777

M18-39

777

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

907

Males

858

M18-39

858

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1423

Males

1342

M18-39

1342

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2222

Males

2055

M18-39

2055

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2101

Males

1946

M18-39

1946

Passing Analysis

Category:
Athletes Passed
167
Passed By
273
Net Change
-106
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#618
5K → 10K1360-47#618#665
10K → 15K1523-8#665#673
15K → 20K21210#673#673
20K → Half29-7#673#680
Half → 25K2611+15#680#665
25K → 30K2029-9#665#674
30K → 20M1011-1#674#675
20M → 21M827-19#675#694
21M → 35K312-9#694#703
35K → 23M2014+6#703#697
23M → 24M1213-1#697#698
24M → 40K816-8#698#706
40K → 25.2M49-5#706#711
25.2M → Finish518-13#711#724
TOTALS167273-106
📊

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