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BOSTON MARATHON 2023

Steve Kenshur

CA

Bib: 21721 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:14/mi
28:42
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:54/mi
56:21
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:06/mi
1:24:38
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:56/mi
1:55:31
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:39/mi
2:02:06
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:20/mi
2:29:34
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
13:55/mi
3:12:49
↑ 181↓ 1480.2%
138 ft elev
20M
13:18/mi
3:30:53
↑ 64↓ 500.2%
148 ft elev
21M
13:37/mi
3:44:30
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
12:51/mi
3:54:07
↑ 17↓ 861.7%
156 ft elev
23M
13:39/mi
4:11:12
↑ 23↓ 630.6%
116 ft elev
24M
12:17/mi
4:23:29
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:51/mi
4:33:37
↓ 200.3%
20 ft elev
25.2M
11:21/mi
4:37:32
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:20/mi
4:47:03
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:02:069:19 /mi⚡ faster
2nd Half
2:44:5712:35 /mi+35.1%
Positive split — 35.1% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3028:429:1428:42
9:14
-
10K
6.21 mi12:12:0956:219:0427:39
8:54
-0:20
15K
9.32 mi12:40:261:24:389:0528:17
9:06
+0:12
20K
12.43 mi13:11:191:55:319:1830:53
9:56
+0:50
Half
13.11 mi13:17:542:02:069:196:35
9:39
-0:17
25K
15.53 mi13:45:222:29:349:3827:28
11:20
+1:41
30K
18.64 mi14:28:373:12:4910:2143:15
13:55
+2:35
20M
20.00 mi14:46:413:30:5310:3318:04
13:18
-0:37
21M
21.00 mi15:00:183:44:3010:4113:37
13:37
+0:19
35K
21.75 mi15:09:553:54:0710:469:37
12:51
-0:46
23M
23.00 mi15:27:004:11:1210:5517:05
13:39
+0:48
24M
24.00 mi15:39:174:23:2910:5912:17
12:17
-1:22
40K
24.85 mi15:49:254:33:3711:0110:08
11:51
-0:26
25.2M
25.20 mi15:53:204:37:3211:013:55
11:21
-0:30
Finish
26.22 mi16:02:514:47:0310:579:31
9:20
-2:01

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

8:54 /mi

Average Pace

10:57 /mi

Slowest Pace

13:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:37

46% of race

Time at Steady Pace

41:31

14% of race

Time at Slower Pace

1:53:55

40% of race

Average Pace: 10:57 /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 mi11:44:3028:429:1428:42
9:14
#21325
10K
6.21 mi12:12:0956:219:0427:39
8:54
#20933
15K
9.32 mi12:40:261:24:389:0528:17
9:06
#20942
20K
12.43 mi13:11:191:55:319:1830:53
9:56
#21494
Half
13.11 mi13:17:542:02:069:196:35
9:39
#21548
25K
15.53 mi13:45:222:29:349:3827:28
11:20
#22287
30K
18.64 mi14:28:373:12:4910:2143:15
13:55
#23516
20M
20.00 mi14:46:413:30:5310:3318:04
13:18
#23745
21M
21.00 mi15:00:183:44:3010:4113:37
13:37
#23851
35K
21.75 mi15:09:553:54:0710:469:37
12:51
#23949
23M
23.00 mi15:27:004:11:1210:5517:05
13:39
#24106
24M
24.00 mi15:39:174:23:2910:5912:17
12:17
#24145
40K
24.85 mi15:49:254:33:3711:0110:08
11:51
#24113
25.2M
25.20 mi15:53:204:37:3211:013:55
11:21
#24082
Finish
26.22 mi16:02:514:47:0310:579:31
9:20
#24000
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi213251276712767209541272512725
10K6.21 mi3.10 mi20933+39212628+13912628+139204201246612466
15K9.32 mi3.11 mi20942-912667-3912667-39209541272512725
20K12.43 mi3.11 mi21494-55212926-25912926-259227531351313513
Half13.11 mi0.68 mi21548-5412955-2912955-29225171341513415
25K15.53 mi2.42 mi22287-73913268-31313268-313244491422314223
30K18.64 mi3.11 mi23516-122913839-57113839-571259931487114871
20M20.00 mi1.36 mi23745-22913936-9713936-97253981457214572
21M21.00 mi1.00 mi23851-10613974-3813974-38246931422114221
35K21.75 mi0.75 mi23949-9814009-3514009-35254501454114541
23M23.00 mi1.25 mi24106-15714064-5514064-55255981461814618
24M24.00 mi1.00 mi24145-3914075-1114075-11248291420914209
40K24.85 mi0.85 mi24113+3214049+2614049+26237021364213642
25.2M25.20 mi0.35 mi24082+3114034+1514034+15212481251412514
Finish26.22 mi1.02 mi24000+8213999+3513999+35195221176711767

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

20954

Males

12725

M65-69

12725

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20420

Males

12466

M65-69

12466

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

20954

Males

12725

M65-69

12725

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

22753

Males

13513

M65-69

13513

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

22517

Males

13415

M65-69

13415

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

24449

Males

14223

M65-69

14223

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

25993

Males

14871

M65-69

14871

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

25398

Males

14572

M65-69

14572

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

24693

Males

14221

M65-69

14221

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

25450

Males

14541

M65-69

14541

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

25598

Males

14618

M65-69

14618

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

24829

Males

14209

M65-69

14209

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23702

Males

13642

M65-69

13642

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21248

Males

12514

M65-69

12514

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

19522

Males

11767

M65-69

11767

Passing Analysis

Category:
Athletes Passed
959
Passed By
3634
Net Change
-2675
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21325
5K → 10K517125+392#21325#20933
10K → 15K170179-9#20933#20942
15K → 20K25577-552#20942#21494
20K → Half1165-54#21494#21548
Half → 25K10749-739#21548#22287
25K → 30K11230-1229#22287#23516
30K → 20M14243-229#23516#23745
20M → 21M17123-106#23745#23851
21M → 35K5103-98#23851#23949
35K → 23M7164-157#23949#24106
23M → 24M1554-39#24106#24145
24M → 40K4917+32#24145#24113
40K → 25.2M343+31#24113#24082
25.2M → Finish842+82#24082#24000
TOTALS9593634-2675

Passing Charts

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