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BOSTON MARATHON 2023

Jeff Richardson

Bib: 15643•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 44%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 48%
Division (M55-59)
#0 / 1422
Top 33%
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
7:57/mi
24:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:52/mi
49:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:49/mi
1:13:25
↑ 67↓ 78
20K· 12.43 mi
7:55/mi
1:38:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:43:22
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
2:02:41
↑ 66↓ 880.2%
30K· 18.64 mi
8:16/mi
2:28:21
↑ 181↓ 1480.2%
20M
8:03/mi
2:39:18
↑ 64↓ 500.2%
21M
8:21/mi
2:47:39
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:53:33
↑ 17↓ 861.7%
23M
8:05/mi
3:03:40
↑ 23↓ 630.6%
24M
7:38/mi
3:11:18
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:17:53
↓ 200.3%
25.2M
8:01/mi
3:20:39
↑ 13↓ 160.2%
Finish· 26.22 mi
7:15/mi
3:28:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:22
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:44:40
Pace7:59 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1524:437:5724:43
7:57
-
10K
6.21 mi11:19:4149:097:5524:26
7:52
-0:05
15K
9.32 mi11:43:571:13:257:5324:16
7:49
-0:03
20K
12.43 mi12:08:341:38:027:5324:37
7:55
+0:06
Half
13.11 mi12:13:541:43:227:535:20
7:49
-0:06
25K
15.53 mi12:33:132:02:417:5419:19
7:58
+0:09
30K
18.64 mi12:58:532:28:217:5725:40
8:16
+0:18
20M
20.00 mi13:09:502:39:187:5810:57
8:03
-0:13
21M
21.00 mi13:18:112:47:397:598:21
8:21
+0:18
35K
21.75 mi13:24:052:53:337:595:54
7:53
-0:28
23M
23.00 mi13:34:123:03:407:5910:07
8:05
+0:12
24M
24.00 mi13:41:503:11:187:587:38
7:38
-0:27
40K
24.85 mi13:48:253:17:537:586:35
7:42
+0:04
25.2M
25.20 mi13:51:113:20:397:582:46
8:01
+0:19
Finish
26.22 mi13:58:343:28:027:567:23
7:15
-0:46

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

7:15 /mi

Average Pace

7:56 /mi

Slowest Pace

8:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:11

72% of race

Time at Steady Pace

57:51

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:56 /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 mi10:55:1524:437:5724:43
7:57
#13673
10K
6.21 mi11:19:4149:097:5524:26
7:52
#13657
15K
9.32 mi11:43:571:13:257:5324:16
7:49
#13380
20K
12.43 mi12:08:341:38:027:5324:37
7:55
#13212
Half
13.11 mi12:13:541:43:227:535:20
7:49
#13186
25K
15.53 mi12:33:132:02:417:5419:19
7:58
#13016
30K
18.64 mi12:58:532:28:217:5725:40
8:16
#12971
20M
20.00 mi13:09:502:39:187:5810:57
8:03
#12741
21M
21.00 mi13:18:112:47:397:598:21
8:21
#12515
35K
21.75 mi13:24:052:53:337:595:54
7:53
#12465
23M
23.00 mi13:34:123:03:407:5910:07
8:05
#12326
24M
24.00 mi13:41:503:11:187:587:38
7:38
#12169
40K
24.85 mi13:48:253:17:537:586:35
7:42
#11980
25.2M
25.20 mi13:51:113:20:397:582:46
8:01
#11876
Finish
26.22 mi13:58:343:28:027:567:23
7:15
#11622
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi136739824982412802(Top 48%)9434(Top 62%)9434(Top 663%)
10K6.21 mi3.10 mi13657+169795+299795+2913668(Top 51%)9811(Top 65%)9811(Top 690%)
15K9.32 mi3.11 mi13380+2779680+1159680+11512802(Top 48%)9434(Top 62%)9434(Top 663%)
20K12.43 mi3.11 mi13212+1689585+959585+9512793(Top 48%)9338(Top 62%)9338(Top 657%)
Half13.11 mi0.68 mi13186+269571+149571+1412801(Top 48%)9394(Top 62%)9394(Top 661%)
25K15.53 mi2.42 mi13016+1709489+829489+8212445(Top 47%)9097(Top 60%)9097(Top 640%)
30K18.64 mi3.11 mi12971+459423+669423+6612749(Top 48%)9122(Top 60%)9122(Top 641%)
20M20.00 mi1.36 mi12741+2309302+1219302+12110694(Top 40%)8105(Top 53%)8105(Top 570%)
21M21.00 mi1.00 mi12515+2269189+1139189+1139528(Top 36%)7366(Top 49%)7366(Top 518%)
35K21.75 mi0.75 mi12465+509154+359154+3511272(Top 42%)8254(Top 54%)8254(Top 580%)
23M23.00 mi1.25 mi12326+1399066+889066+8810303(Top 39%)7641(Top 50%)7641(Top 537%)
24M24.00 mi1.00 mi12169+1578978+888978+888632(Top 32%)6699(Top 44%)6699(Top 471%)
40K24.85 mi0.85 mi11980+1898877+1018877+1017991(Top 30%)6254(Top 41%)6254(Top 440%)
25.2M25.20 mi0.35 mi11876+1048825+528825+526670(Top 25%)5396(Top 36%)5396(Top 379%)
Finish26.22 mi1.02 mi11622+2548686+1398686+1396741(Top 25%)5414(Top 36%)5414(Top 381%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

12802

Males

9434

M55-59

9434

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

13668

Males

9811

M55-59

9811

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

12802

Males

9434

M55-59

9434

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12793

Males

9338

M55-59

9338

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12801

Males

9394

M55-59

9394

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

12445

Males

9097

M55-59

9097

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12749

Males

9122

M55-59

9122

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10694

Males

8105

M55-59

8105

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9528

Males

7366

M55-59

7366

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11272

Males

8254

M55-59

8254

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10303

Males

7641

M55-59

7641

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8632

Males

6699

M55-59

6699

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7991

Males

6254

M55-59

6254

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6670

Males

5396

M55-59

5396

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

6741

Males

5414

M55-59

5414

Passing Analysis

Category:
Athletes Passed
2848
Passed By
797
Net Change
+2051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13673
5K → 10K305289+16#13673#13657
10K → 15K36285+277#13657#13380
15K → 20K26799+168#13380#13212
20K → Half4721+26#13212#13186
Half → 25K22959+170#13186#13016
25K → 30K211166+45#13016#12971
30K → 20M24111+230#12971#12741
20M → 21M23711+226#12741#12515
21M → 35K7121+50#12515#12465
35K → 23M15718+139#12465#12326
23M → 24M1647+157#12326#12169
24M → 40K1956+189#12169#11980
40K → 25.2M1051+104#11980#11876
25.2M → Finish2573+254#11876#11622
TOTALS2848797+2051
📊

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