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BOSTON MARATHON 2023

Stephen Howe

Bib: 14187•M

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 35%
Gender (Male)
#0 / 15176
Top 49%
Masters (Masters Men)
#0 / 9891
Top 38%
Division (M50-54)
#0 / 2052
Top 36%
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
7:35/mi
23:33
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
46:42
↑ 79↓ 1380.4%
15K· 9.32 mi
7:18/mi
1:09:22
↑ 67↓ 78
20K· 12.43 mi
7:21/mi
1:32:12
↑ 106↓ 860.1%
Half· 13.11 mi
7:18/mi
1:37:11
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:55:14
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:19:15
↑ 181↓ 1480.2%
20M
7:57/mi
2:30:03
↑ 64↓ 500.2%
21M
8:37/mi
2:38:40
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:44:16
↑ 17↓ 861.7%
23M
8:02/mi
2:54:19
↑ 23↓ 630.6%
24M
7:45/mi
3:02:04
↓ 821.3%
40K· 24.85 mi
8:02/mi
3:08:56
↓ 200.3%
25.2M
8:56/mi
3:12:01
↑ 13↓ 160.2%
Finish· 26.22 mi
8:03/mi
3:20:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:11
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:43:02
Pace7:52 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0523:337:3523:33
7:35
-
10K
6.21 mi11:16:1446:427:3123:09
7:27
-0:08
15K
9.32 mi11:38:541:09:227:2722:40
7:18
-0:09
20K
12.43 mi12:01:441:32:127:2522:50
7:21
+0:03
Half
13.11 mi12:06:431:37:117:254:59
7:18
-0:03
25K
15.53 mi12:24:461:55:147:2518:03
7:27
+0:09
30K
18.64 mi12:48:472:19:157:2824:01
7:44
+0:17
20M
20.00 mi12:59:352:30:037:3010:48
7:57
+0:13
21M
21.00 mi13:08:122:38:407:338:37
8:37
+0:40
35K
21.75 mi13:13:482:44:167:335:36
7:29
-1:08
23M
23.00 mi13:23:512:54:197:3510:03
8:02
+0:33
24M
24.00 mi13:31:363:02:047:357:45
7:45
-0:17
40K
24.85 mi13:38:283:08:567:366:52
8:02
+0:17
25.2M
25.20 mi13:41:333:12:017:373:05
8:56
+0:54
Finish
26.22 mi13:49:453:20:137:398:12
8:03
-0:53

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

7:18 /mi

Average Pace

7:39 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:17

49% of race

Time at Steady Pace

1:06:07

33% of race

Time at Slower Pace

36:49

18% of race

Average Pace: 7:38 /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 mi10:53:0523:337:3523:33
7:35
#10332
10K
6.21 mi11:16:1446:427:3123:09
7:27
#10178
15K
9.32 mi11:38:541:09:227:2722:40
7:18
#9549
20K
12.43 mi12:01:441:32:127:2522:50
7:21
#9143
Half
13.11 mi12:06:431:37:117:254:59
7:18
#9114
25K
15.53 mi12:24:461:55:147:2518:03
7:27
#8960
30K
18.64 mi12:48:472:19:157:2824:01
7:44
#8923
20M
20.00 mi12:59:352:30:037:3010:48
7:57
#8973
21M
21.00 mi13:08:122:38:407:338:37
8:37
#9065
35K
21.75 mi13:13:482:44:167:335:36
7:29
#9038
23M
23.00 mi13:23:512:54:197:3510:03
8:02
#9069
24M
24.00 mi13:31:363:02:047:357:45
7:45
#9063
40K
24.85 mi13:38:283:08:567:366:52
8:02
#9078
25.2M
25.20 mi13:41:333:12:017:373:05
8:56
#9125
Finish
26.22 mi13:49:453:20:137:398:12
8:03
#9251
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10332830983098512(Top 32%)7250(Top 48%)7250(Top 353%)
10K6.21 mi3.10 mi10178+1548246+638246+6310066(Top 38%)8197(Top 54%)8197(Top 399%)
15K9.32 mi3.11 mi9549+6297898+3487898+3488512(Top 32%)7250(Top 48%)7250(Top 353%)
20K12.43 mi3.11 mi9143+4067641+2577641+2578141(Top 31%)6980(Top 46%)6980(Top 340%)
Half13.11 mi0.68 mi9114+297619+227619+228622(Top 32%)7286(Top 48%)7286(Top 355%)
25K15.53 mi2.42 mi8960+1547519+1007519+1008365(Top 31%)7044(Top 46%)7044(Top 343%)
30K18.64 mi3.11 mi8923+377456+637456+638858(Top 33%)7193(Top 47%)7193(Top 351%)
20M20.00 mi1.36 mi8973-507472-167472-169860(Top 37%)7671(Top 51%)7671(Top 374%)
21M21.00 mi1.00 mi9065-927497-257497-2511113(Top 42%)8162(Top 54%)8162(Top 398%)
35K21.75 mi0.75 mi9038+277471+267471+268438(Top 32%)6769(Top 45%)6769(Top 330%)
23M23.00 mi1.25 mi9069-317460+117460+119909(Top 37%)7424(Top 49%)7424(Top 362%)
24M24.00 mi1.00 mi9063+67436+247436+249404(Top 35%)7102(Top 47%)7102(Top 346%)
40K24.85 mi0.85 mi9078-157425+117425+1110226(Top 38%)7447(Top 49%)7447(Top 363%)
25.2M25.20 mi0.35 mi9125-477439-147439-1412087(Top 45%)8281(Top 55%)8281(Top 404%)
Finish26.22 mi1.02 mi9251-1267483-447483-4412403(Top 47%)8471(Top 56%)8471(Top 413%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8512

Males

7250

M50-54

7250

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10066

Males

8197

M50-54

8197

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8512

Males

7250

M50-54

7250

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8141

Males

6980

M50-54

6980

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

8622

Males

7286

M50-54

7286

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8365

Males

7044

M50-54

7044

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8858

Males

7193

M50-54

7193

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9860

Males

7671

M50-54

7671

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11113

Males

8162

M50-54

8162

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

8438

Males

6769

M50-54

6769

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9909

Males

7424

M50-54

7424

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9404

Males

7102

M50-54

7102

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10226

Males

7447

M50-54

7447

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12087

Males

8281

M50-54

8281

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12403

Males

8471

M50-54

8471

Passing Analysis

Category:
Athletes Passed
2253*
Passed By
1172
Net Change
+1081
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10332
5K → 10K390*236+154#10332#10178
10K → 15K644*15+629#10178#9549
15K → 20K41711+406#9549#9143
20K → Half4213+29#9143#9114
Half → 25K18733+154#9114#8960
25K → 30K191154+37#8960#8923
30K → 20M66116-50#8923#8973
20M → 21M45137-92#8973#9065
21M → 35K5730+27#9065#9038
35K → 23M6596-31#9038#9069
23M → 24M6761+6#9069#9063
24M → 40K4560-15#9063#9078
40K → 25.2M1057-47#9078#9125
25.2M → Finish27153-126#9125#9251
TOTALS2253*1172+1081

* 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