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BOSTON MARATHON 2023

Steven Whitehead

Bib: 9164•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
Division (M40-44)
#0 / 2241
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
7:09/mi
22:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:04/mi
44:08
↑ 79↓ 1380.4%
15K· 9.32 mi
7:06/mi
1:06:10
↑ 67↓ 78
20K· 12.43 mi
7:16/mi
1:28:45
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:33:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:24/mi
1:51:38
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:15:38
↑ 181↓ 1480.2%
20M
7:52/mi
2:26:19
↑ 64↓ 500.2%
21M
8:28/mi
2:34:47
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:40:26
↑ 17↓ 861.7%
23M
8:01/mi
2:50:28
↑ 23↓ 630.6%
24M
8:03/mi
2:58:31
↓ 821.3%
40K· 24.85 mi
8:12/mi
3:05:32
↓ 200.3%
25.2M
9:08/mi
3:08:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:17:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:42
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:43:28
Pace7:54 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5022:127:0922:12
7:09
-
10K
6.21 mi11:09:4644:087:0621:56
7:04
-0:05
15K
9.32 mi11:31:481:06:107:0622:02
7:06
+0:02
20K
12.43 mi11:54:231:28:457:0822:35
7:16
+0:10
Half
13.11 mi11:59:201:33:427:094:57
7:15
-0:01
25K
15.53 mi12:17:161:51:387:1117:56
7:24
+0:09
30K
18.64 mi12:41:162:15:387:1724:00
7:43
+0:19
20M
20.00 mi12:51:572:26:197:1910:41
7:52
+0:09
21M
21.00 mi13:00:252:34:477:228:28
8:28
+0:36
35K
21.75 mi13:06:042:40:267:235:39
7:33
-0:55
23M
23.00 mi13:16:062:50:287:2510:02
8:01
+0:28
24M
24.00 mi13:24:092:58:317:268:03
8:03
+0:02
40K
24.85 mi13:31:103:05:327:287:01
8:12
+0:09
25.2M
25.20 mi13:34:193:08:417:293:09
9:08
+0:56
Finish
26.22 mi13:42:483:17:107:328:29
8:19
-0:49

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

7:04 /mi

Average Pace

7:32 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:38

57% of race

Time at Steady Pace

40:20

20% of race

Time at Slower Pace

45:12

23% of race

Average Pace: 7:31 /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 mi10:47:5022:127:0922:12
7:09
#7157
10K
6.21 mi11:09:4644:087:0621:56
7:04
#7127
15K
9.32 mi11:31:481:06:107:0622:02
7:06
#7097
20K
12.43 mi11:54:231:28:457:0822:35
7:16
#7174
Half
13.11 mi11:59:201:33:427:094:57
7:15
#7220
25K
15.53 mi12:17:161:51:387:1117:56
7:24
#7288
30K
18.64 mi12:41:162:15:387:1724:00
7:43
#7464
20M
20.00 mi12:51:572:26:197:1910:41
7:52
#7555
21M
21.00 mi13:00:252:34:477:228:28
8:28
#7662
35K
21.75 mi13:06:042:40:267:235:39
7:33
#7685
23M
23.00 mi13:16:062:50:287:2510:02
8:01
#7772
24M
24.00 mi13:24:092:58:317:268:03
8:03
#7936
40K
24.85 mi13:31:103:05:327:287:01
8:12
#8034
25.2M
25.20 mi13:34:193:08:417:293:09
9:08
#8123
Finish
26.22 mi13:42:483:17:107:328:29
8:19
#8350
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7157639263927116(Top 27%)6329(Top 42%)6329(Top 282%)
10K6.21 mi3.10 mi7127+306356+366356+367177(Top 27%)6366(Top 42%)6366(Top 284%)
15K9.32 mi3.11 mi7097+306326+306326+307116(Top 27%)6329(Top 42%)6329(Top 282%)
20K12.43 mi3.11 mi7174-776376-506376-507558(Top 28%)6602(Top 44%)6602(Top 295%)
Half13.11 mi0.68 mi7220-466407-316407-318227(Top 31%)7041(Top 46%)7041(Top 314%)
25K15.53 mi2.42 mi7288-686445-386445-387986(Top 30%)6797(Top 45%)6797(Top 303%)
30K18.64 mi3.11 mi7464-1766535-906535-908816(Top 33%)7165(Top 47%)7165(Top 320%)
20M20.00 mi1.36 mi7555-916565-306565-309284(Top 35%)7344(Top 48%)7344(Top 328%)
21M21.00 mi1.00 mi7662-1076620-556620-5510247(Top 38%)7725(Top 51%)7725(Top 345%)
35K21.75 mi0.75 mi7685-236636-166636-168876(Top 33%)7000(Top 46%)7000(Top 312%)
23M23.00 mi1.25 mi7772-876666-306666-309811(Top 37%)7379(Top 49%)7379(Top 329%)
24M24.00 mi1.00 mi7936-1646744-786744-7811541(Top 43%)8164(Top 54%)8164(Top 364%)
40K24.85 mi0.85 mi8034-986788-446788-4411359(Top 43%)7993(Top 53%)7993(Top 357%)
25.2M25.20 mi0.35 mi8123-896836-486836-4813172(Top 49%)8813(Top 58%)8813(Top 393%)
Finish26.22 mi1.02 mi8350-2276950-1146950-11414209(Top 53%)9328(Top 61%)9328(Top 416%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21story building
+97ft-345ft

Overall

7116

Males

6329

M40-44

6329

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

7177

Males

6366

M40-44

6366

10K→15K

6.2 - 9.3 mi

Top 27%
×3story building
+67ft-78ft

Overall

7116

Males

6329

M40-44

6329

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

7558

Males

6602

M40-44

6602

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8227

Males

7041

M40-44

7041

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7986

Males

6797

M40-44

6797

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8816

Males

7165

M40-44

7165

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9284

Males

7344

M40-44

7344

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10247

Males

7725

M40-44

7725

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8876

Males

7000

M40-44

7000

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9811

Males

7379

M40-44

7379

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11541

Males

8164

M40-44

8164

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11359

Males

7993

M40-44

7993

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13172

Males

8813

M40-44

8813

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14209

Males

9328

M40-44

9328

Passing Analysis

Category:
Athletes Passed
861
Passed By
2054
Net Change
-1193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7157
5K → 10K227197+30#7157#7127
10K → 15K154124+30#7127#7097
15K → 20K84161-77#7097#7174
20K → Half147-46#7174#7220
Half → 25K57125-68#7220#7288
25K → 30K79255-176#7288#7464
30K → 20M52143-91#7464#7555
20M → 21M29136-107#7555#7662
21M → 35K3053-23#7662#7685
35K → 23M58145-87#7685#7772
23M → 24M30194-164#7772#7936
24M → 40K36134-98#7936#8034
40K → 25.2M1099-89#8034#8123
25.2M → Finish14241-227#8123#8350
TOTALS8612054-1193
📊

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