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BOSTON MARATHON 2023

Robert Kennedy

Bib: 16251•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:44
Rank: #16019
Start → 5K
8:17/mi
25:44 split
10K· 6.21 mi
51:08
Rank: #16019
5K → 10K
8:11/mi
25:24 split
15K· 9.32 mi
1:16:46
Rank: #16085 (-66)
10K → 15K
8:15/mi
25:38 split
20K· 12.43 mi
1:42:52
Rank: #16097 (-12)
15K → 20K
8:24/mi
26:06 split
Half· 13.11 mi
1:48:35
Rank: #16149 (-52)
20K → Half
8:23/mi
5:43 split
25K· 15.53 mi
2:09:25
Rank: #16258 (-109)
Half → 25K
8:36/mi
20:50 split
30K· 18.64 mi
2:37:15
Rank: #16386 (-128)
25K → 30K
8:58/mi
27:50 split
20M
2:49:48
Rank: #16459 (-73)
30K → 20M
9:14/mi
12:33 split
21M
2:59:42
Rank: #16537 (-78)
20M → 21M
9:54/mi
9:54 split
35K· 21.75 mi
3:06:24
Rank: #16590 (-53)
21M → 35K
8:57/mi
6:42 split
23M
3:18:32
Rank: #16780 (-190)
35K → 23M
9:41/mi
12:08 split
24M
3:28:08
Rank: #16933 (-153)
23M → 24M
9:36/mi
9:36 split
40K· 24.85 mi
3:36:16
Rank: #16999 (-66)
24M → 40K
9:31/mi
8:08 split
25.2M
3:39:39
Rank: #16996 (+3)
40K → 25.2M
9:49/mi
3:23 split
Finish· 26.22 mi
3:48:25
Rank: #16964 (+32)
25.2M → Finish
8:36/mi
8:46 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:35
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:59:50
Pace9:08 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5925:448:1725:44
8:17
-
10K
6.21 mi11:41:2351:088:1425:24
8:11
-0:06
15K
9.32 mi12:07:011:16:468:1425:38
8:15
+0:04
20K
12.43 mi12:33:071:42:528:1726:06
8:24
+0:09
Half
13.11 mi12:38:501:48:358:175:43
8:23
-0:01
25K
15.53 mi12:59:402:09:258:2020:50
8:36
+0:13
30K
18.64 mi13:27:302:37:158:2627:50
8:58
+0:22
20M
20.00 mi13:40:032:49:488:2912:33
9:14
+0:16
21M
21.00 mi13:49:572:59:428:339:54
9:54
+0:40
35K
21.75 mi13:56:393:06:248:346:42
8:57
-0:57
23M
23.00 mi14:08:473:18:328:3812:08
9:41
+0:44
24M
24.00 mi14:18:233:28:088:409:36
9:36
-0:05
40K
24.85 mi14:26:313:36:168:428:08
9:31
-0:05
25.2M
25.20 mi14:29:543:39:398:433:23
9:49
+0:18
Finish
26.22 mi14:38:403:48:258:438:46
8:36
-1:13

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

8:11 /mi

Average Pace

8:43 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:11

60% of race

Time at Steady Pace

47:05

21% of race

Time at Slower Pace

43:09

19% of race

Average Pace: 8:43 /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 mi11:15:5925:448:1725:44
8:17
#16019
10K
6.21 mi11:41:2351:088:1425:24
8:11
#16019
15K
9.32 mi12:07:011:16:468:1425:38
8:15
#16085
20K
12.43 mi12:33:071:42:528:1726:06
8:24
#16097
Half
13.11 mi12:38:501:48:358:175:43
8:23
#16149
25K
15.53 mi12:59:402:09:258:2020:50
8:36
#16258
30K
18.64 mi13:27:302:37:158:2627:50
8:58
#16386
20M
20.00 mi13:40:032:49:488:2912:33
9:14
#16459
21M
21.00 mi13:49:572:59:428:339:54
9:54
#16537
35K
21.75 mi13:56:393:06:248:346:42
8:57
#16590
23M
23.00 mi14:08:473:18:328:3812:08
9:41
#16780
24M
24.00 mi14:18:233:28:088:409:36
9:36
#16933
40K
24.85 mi14:26:313:36:168:428:08
9:31
#16999
25.2M
25.20 mi14:29:543:39:398:433:23
9:49
#16996
Finish
26.22 mi14:38:403:48:258:438:46
8:36
#16964
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi16019107061070616223(Top 61%)10780(Top 71%)10780(Top 758%)
10K6.21 mi3.10 mi1601910711-510711-516067(Top 60%)10734(Top 71%)10734(Top 755%)
15K9.32 mi3.11 mi16085-6610730-1910730-1916223(Top 61%)10780(Top 71%)10780(Top 758%)
20K12.43 mi3.11 mi16097-1210712+1810712+1816242(Top 61%)10730(Top 71%)10730(Top 755%)
Half13.11 mi0.68 mi16149-5210727-1510727-1516970(Top 64%)11068(Top 73%)11068(Top 778%)
25K15.53 mi2.42 mi16258-10910749-2210749-2216765(Top 63%)10870(Top 72%)10870(Top 764%)
30K18.64 mi3.11 mi16386-128107491074916947(Top 64%)10891(Top 72%)10891(Top 766%)
20M20.00 mi1.36 mi16459-7310759-1010759-1017702(Top 66%)11101(Top 73%)11101(Top 781%)
21M21.00 mi1.00 mi16537-7810787-2810787-2817635(Top 66%)11066(Top 73%)11066(Top 778%)
35K21.75 mi0.75 mi16590-5310801-1410801-1417704(Top 67%)11012(Top 73%)11012(Top 774%)
23M23.00 mi1.25 mi16780-19010868-6710868-6719030(Top 71%)11580(Top 76%)11580(Top 814%)
24M24.00 mi1.00 mi16933-15310913-4510913-4519542(Top 73%)11780(Top 78%)11780(Top 828%)
40K24.85 mi0.85 mi16999-6610916-310916-318364(Top 69%)11201(Top 74%)11201(Top 788%)
25.2M25.20 mi0.35 mi16996+310908+810908+816539(Top 62%)10351(Top 68%)10351(Top 728%)
Finish26.22 mi1.02 mi16964+3210884+2410884+2415979(Top 60%)10165(Top 67%)10165(Top 715%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16223

Males

10780

M55-59

10780

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

16067

Males

10734

M55-59

10734

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16223

Males

10780

M55-59

10780

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16242

Males

10730

M55-59

10730

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16970

Males

11068

M55-59

11068

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16765

Males

10870

M55-59

10870

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

16947

Males

10891

M55-59

10891

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

17702

Males

11101

M55-59

11101

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

17635

Males

11066

M55-59

11066

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17704

Males

11012

M55-59

11012

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

19030

Males

11580

M55-59

11580

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

19542

Males

11780

M55-59

11780

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18364

Males

11201

M55-59

11201

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16539

Males

10351

M55-59

10351

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

15979

Males

10165

M55-59

10165

Passing Analysis

Category:
Athletes Passed
1257
Passed By
2202
Net Change
-945
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16019
5K → 10K2962960#16019#16019
10K → 15K172238-66#16019#16085
15K → 20K168180-12#16085#16097
20K → Half2274-52#16097#16149
Half → 25K106215-109#16149#16258
25K → 30K137265-128#16258#16386
30K → 20M55128-73#16386#16459
20M → 21M63141-78#16459#16537
21M → 35K3285-53#16537#16590
35K → 23M40230-190#16590#16780
23M → 24M20173-153#16780#16933
24M → 40K40106-66#16933#16999
40K → 25.2M3027+3#16999#16996
25.2M → Finish7644+32#16996#16964
TOTALS12572202-945
📊

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