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BOSTON MARATHON 2023

Stephen Kimball

Bib: 16098•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:10
Rank: #17035
Start → 5K
26:10 | 8:25/mi
10K· 6.21 mi
52:01
Rank: #16996 (+39)
5K → 10K
25:51 | 8:19/mi
15K· 9.32 mi
1:19:35
Rank: #18097 (-1101)
10K → 15K
27:34 | 8:52/mi
20K· 12.43 mi
1:46:24
Rank: #17968 (+129)
15K → 20K
26:49 | 8:38/mi
Half· 13.11 mi
1:52:16
Rank: #17983 (-15)
20K → Half
5:52 | 8:36/mi
25K· 15.53 mi
2:13:36
Rank: #17956 (+27)
Half → 25K
21:20 | 8:48/mi
30K· 18.64 mi
2:42:53
Rank: #18202 (-246)
25K → 30K
29:17 | 9:26/mi
20M
2:55:54
Rank: #18316 (-114)
30K → 20M
13:01 | 9:35/mi
21M
3:06:21
Rank: #18389 (-73)
20M → 21M
10:27 | 10:27/mi
35K· 21.75 mi
3:13:16
Rank: #18414 (-25)
21M → 35K
6:55 | 9:15/mi
23M
3:25:16
Rank: #18438 (-24)
35K → 23M
12:00 | 9:35/mi
24M
3:34:57
Rank: #18526 (-88)
23M → 24M
9:41 | 9:41/mi
40K· 24.85 mi
3:43:30
Rank: #18618 (-92)
24M → 40K
8:33 | 10:00/mi
25.2M
3:47:12
Rank: #18654 (-36)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
3:56:31
Rank: #18663 (-9)
25.2M → Finish
9:19 | 9:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:16
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time2:04:15
Pace9:29 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5526:108:2526:10
8:25
-
10K
6.21 mi11:43:4652:018:2225:51
8:19
-0:06
15K
9.32 mi12:11:201:19:358:3227:34
8:52
+0:33
20K
12.43 mi12:38:091:46:248:3426:49
8:38
-0:14
Half
13.11 mi12:44:011:52:168:345:52
8:36
-0:02
25K
15.53 mi13:05:212:13:368:3621:20
8:48
+0:12
30K
18.64 mi13:34:382:42:538:4429:17
9:26
+0:38
20M
20.00 mi13:47:392:55:548:4813:01
9:35
+0:09
21M
21.00 mi13:58:063:06:218:5210:27
10:27
+0:52
35K
21.75 mi14:05:013:13:168:536:55
9:15
-1:12
23M
23.00 mi14:17:013:25:168:5512:00
9:35
+0:20
24M
24.00 mi14:26:423:34:578:579:41
9:41
+0:06
40K
24.85 mi14:35:153:43:309:008:33
10:00
+0:19
25.2M
25.20 mi14:38:573:47:129:013:42
10:44
+0:44
Finish
26.22 mi14:48:163:56:319:029:19
9:09
-1:35

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

8:19 /mi

Average Pace

9:02 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:36

56% of race

Time at Steady Pace

1:10:32

30% of race

Time at Slower Pace

32:23

14% of race

Average Pace: 9:01 /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 mi11:17:5526:108:2526:10
8:25
#17035
10K
6.21 mi11:43:4652:018:2225:51
8:19
#16996
15K
9.32 mi12:11:201:19:358:3227:34
8:52
#18097
20K
12.43 mi12:38:091:46:248:3426:49
8:38
#17968
Half
13.11 mi12:44:011:52:168:345:52
8:36
#17983
25K
15.53 mi13:05:212:13:368:3621:20
8:48
#17956
30K
18.64 mi13:34:382:42:538:4429:17
9:26
#18202
20M
20.00 mi13:47:392:55:548:4813:01
9:35
#18316
21M
21.00 mi13:58:063:06:218:5210:27
10:27
#18389
35K
21.75 mi14:05:013:13:168:536:55
9:15
#18414
23M
23.00 mi14:17:013:25:168:5512:00
9:35
#18438
24M
24.00 mi14:26:423:34:578:579:41
9:41
#18526
40K
24.85 mi14:35:153:43:309:008:33
10:00
#18618
25.2M
25.20 mi14:38:573:47:129:013:42
10:44
#18654
Finish
26.22 mi14:48:163:56:319:029:19
9:09
#18663
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17035110641106419904(Top 75%)12247(Top 81%)12247(Top 1103%)
10K6.21 mi3.10 mi16996+3911066-211066-217063(Top 64%)11137(Top 73%)11137(Top 1003%)
15K9.32 mi3.11 mi18097-110111494-42811494-42819904(Top 75%)12247(Top 81%)12247(Top 1103%)
20K12.43 mi3.11 mi17968+12911445+4911445+4917682(Top 66%)11329(Top 75%)11329(Top 1021%)
Half13.11 mi0.68 mi17983-1511460-1511460-1518300(Top 69%)11619(Top 77%)11619(Top 1047%)
25K15.53 mi2.42 mi17956+2711421+3911421+3917936(Top 67%)11392(Top 75%)11392(Top 1026%)
30K18.64 mi3.11 mi18202-24611491-7011491-7019143(Top 72%)11846(Top 78%)11846(Top 1067%)
20M20.00 mi1.36 mi18316-11411522-3111522-3119140(Top 72%)11747(Top 77%)11747(Top 1058%)
21M21.00 mi1.00 mi18389-7311548-2611548-2619423(Top 73%)11805(Top 78%)11805(Top 1064%)
35K21.75 mi0.75 mi18414-2511552-411552-418907(Top 71%)11542(Top 76%)11542(Top 1040%)
23M23.00 mi1.25 mi18438-2411545+711545+718652(Top 70%)11415(Top 75%)11415(Top 1028%)
24M24.00 mi1.00 mi18526-8811584-3911584-3919818(Top 74%)11917(Top 79%)11917(Top 1074%)
40K24.85 mi0.85 mi18618-9211608-2411608-2419941(Top 75%)11888(Top 78%)11888(Top 1071%)
25.2M25.20 mi0.35 mi18654-3611611-311611-319748(Top 74%)11800(Top 78%)11800(Top 1063%)
Finish26.22 mi1.02 mi18663-911613-211613-218643(Top 70%)11376(Top 75%)11376(Top 1025%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

19904

Males

12247

M60-64

12247

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

17063

Males

11137

M60-64

11137

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

19904

Males

12247

M60-64

12247

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

17682

Males

11329

M60-64

11329

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

18300

Males

11619

M60-64

11619

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17936

Males

11392

M60-64

11392

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19143

Males

11846

M60-64

11846

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19140

Males

11747

M60-64

11747

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19423

Males

11805

M60-64

11805

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18907

Males

11542

M60-64

11542

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

18652

Males

11415

M60-64

11415

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

19818

Males

11917

M60-64

11917

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19941

Males

11888

M60-64

11888

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19748

Males

11800

M60-64

11800

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18643

Males

11376

M60-64

11376

Passing Analysis

Category:
Athletes Passed
1204
Passed By
2832
Net Change
-1628
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17035
5K → 10K331292+39#17035#16996
10K → 15K301131-1101#16996#18097
15K → 20K234105+129#18097#17968
20K → Half2641-15#17968#17983
Half → 25K144117+27#17983#17956
25K → 30K109355-246#17956#18202
30K → 20M53167-114#18202#18316
20M → 21M56129-73#18316#18389
21M → 35K4166-25#18389#18414
35K → 23M6993-24#18414#18438
23M → 24M24112-88#18438#18526
24M → 40K28120-92#18526#18618
40K → 25.2M1652-36#18618#18654
25.2M → Finish4352-9#18654#18663
TOTALS12042832-1628
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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