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BOSTON MARATHON 2023

Craig Williams

Bib: 15625•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 42%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 46%
Division (M60-64)
#0 / 1110
Top 12%
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
7:44/mi
24:02
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:11:59
↑ 67↓ 78
20K· 12.43 mi
7:49/mi
1:36:15
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:41:32
↑ 19↓ 370.5%
25K· 15.53 mi
7:44/mi
2:00:16
↑ 66↓ 880.2%
30K· 18.64 mi
8:03/mi
2:25:17
↑ 181↓ 1480.2%
20M
7:55/mi
2:36:03
↑ 64↓ 500.2%
21M
8:33/mi
2:44:36
↑ 106↓ 241.6%
35K· 21.75 mi
7:45/mi
2:50:24
↑ 17↓ 861.7%
23M
8:07/mi
3:00:34
↑ 23↓ 630.6%
24M
8:02/mi
3:08:36
↓ 821.3%
40K· 24.85 mi
8:04/mi
3:15:30
↓ 200.3%
25.2M
8:36/mi
3:18:28
↑ 13↓ 160.2%
Finish· 26.22 mi
7:54/mi
3:26:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:32
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:44:59
Pace8:01 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4124:027:4424:02
7:44
-
10K
6.21 mi11:17:3047:517:4223:49
7:40
-0:04
15K
9.32 mi11:41:381:11:597:4324:08
7:46
+0:06
20K
12.43 mi12:05:541:36:157:4524:16
7:49
+0:03
Half
13.11 mi12:11:111:41:327:455:17
7:45
-0:04
25K
15.53 mi12:29:552:00:167:4518:44
7:44
-0:01
30K
18.64 mi12:54:562:25:177:4825:01
8:03
+0:19
20M
20.00 mi13:05:422:36:037:4810:46
7:55
-0:08
21M
21.00 mi13:14:152:44:367:508:33
8:33
+0:38
35K
21.75 mi13:20:032:50:247:505:48
7:45
-0:48
23M
23.00 mi13:30:133:00:347:5110:10
8:07
+0:22
24M
24.00 mi13:38:153:08:367:528:02
8:02
-0:05
40K
24.85 mi13:45:093:15:307:526:54
8:04
+0:02
25.2M
25.20 mi13:48:073:18:287:532:58
8:36
+0:32
Finish
26.22 mi13:56:103:26:317:538:03
7:54
-0:42

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

7:40 /mi

Average Pace

7:53 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:00

94% of race

Time at Steady Pace

11:31

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi10:53:4124:027:4424:02
7:44
#11762
10K
6.21 mi11:17:3047:517:4223:49
7:40
#11811
15K
9.32 mi11:41:381:11:597:4324:08
7:46
#11981
20K
12.43 mi12:05:541:36:157:4524:16
7:49
#11913
Half
13.11 mi12:11:111:41:327:455:17
7:45
#11940
25K
15.53 mi12:29:552:00:167:4518:44
7:44
#11637
30K
18.64 mi12:54:562:25:177:4825:01
8:03
#11550
20M
20.00 mi13:05:422:36:037:4810:46
7:55
#11380
21M
21.00 mi13:14:152:44:367:508:33
8:33
#11310
35K
21.75 mi13:20:032:50:247:505:48
7:45
#11267
23M
23.00 mi13:30:133:00:347:5110:10
8:07
#11211
24M
24.00 mi13:38:153:08:367:528:02
8:02
#11224
40K
24.85 mi13:45:093:15:307:526:54
8:04
#11162
25.2M
25.20 mi13:48:073:18:287:532:58
8:36
#11135
Finish
26.22 mi13:56:103:26:317:538:03
7:54
#11133
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi117629018901812425(Top 47%)9258(Top 61%)9258(Top 834%)
10K6.21 mi3.10 mi11811-499023-59023-511922(Top 45%)9083(Top 60%)9083(Top 818%)
15K9.32 mi3.11 mi11981-1709082-599082-5912425(Top 47%)9258(Top 61%)9258(Top 834%)
20K12.43 mi3.11 mi11913+689031+519031+5111822(Top 44%)8943(Top 59%)8943(Top 806%)
Half13.11 mi0.68 mi11940-279045-149045-1412176(Top 46%)9130(Top 60%)9130(Top 823%)
25K15.53 mi2.42 mi11637+3038903+1428903+14210491(Top 39%)8254(Top 54%)8254(Top 744%)
30K18.64 mi3.11 mi11550+878816+878816+8711302(Top 42%)8496(Top 56%)8496(Top 765%)
20M20.00 mi1.36 mi11380+1708719+978719+979721(Top 37%)7596(Top 50%)7596(Top 684%)
21M21.00 mi1.00 mi11310+708667+528667+5210750(Top 40%)7991(Top 53%)7991(Top 720%)
35K21.75 mi0.75 mi11267+438637+308637+3010286(Top 39%)7779(Top 51%)7779(Top 701%)
23M23.00 mi1.25 mi11211+568587+508587+5010586(Top 40%)7762(Top 51%)7762(Top 699%)
24M24.00 mi1.00 mi11224-138570+178570+1711454(Top 43%)8130(Top 54%)8130(Top 732%)
40K24.85 mi0.85 mi11162+628515+558515+5510489(Top 39%)7601(Top 50%)7601(Top 685%)
25.2M25.20 mi0.35 mi11135+278487+288487+2810128(Top 38%)7362(Top 49%)7362(Top 663%)
Finish26.22 mi1.02 mi11133+28461+268461+2611371(Top 43%)7973(Top 53%)7973(Top 718%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12425

Males

9258

M60-64

9258

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11922

Males

9083

M60-64

9083

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12425

Males

9258

M60-64

9258

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11822

Males

8943

M60-64

8943

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

12176

Males

9130

M60-64

9130

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10491

Males

8254

M60-64

8254

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11302

Males

8496

M60-64

8496

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9721

Males

7596

M60-64

7596

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10750

Males

7991

M60-64

7991

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10286

Males

7779

M60-64

7779

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10586

Males

7762

M60-64

7762

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11454

Males

8130

M60-64

8130

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10489

Males

7601

M60-64

7601

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10128

Males

7362

M60-64

7362

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

11371

Males

7973

M60-64

7973

Passing Analysis

Category:
Athletes Passed
1939
Passed By
1310
Net Change
+629
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11762
5K → 10K279328-49#11762#11811
10K → 15K133303-170#11811#11981
15K → 20K194126+68#11981#11913
20K → Half1643-27#11913#11940
Half → 25K32926+303#11940#11637
25K → 30K215128+87#11637#11550
30K → 20M18414+170#11550#11380
20M → 21M12656+70#11380#11310
21M → 35K6724+43#11310#11267
35K → 23M11761+56#11267#11211
23M → 24M6780-13#11211#11224
24M → 40K9028+62#11224#11162
40K → 25.2M4922+27#11162#11135
25.2M → Finish7371+2#11135#11133
TOTALS19391310+629
📊

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