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BOSTON MARATHON 2023

Bob Ferriter

Bib: 29537•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:34
Rank: #22132
Start → 5K
29:34 | 9:31/mi
10K· 6.21 mi
56:34
Rank: #21070 (+1062)
5K → 10K
27:00 | 8:41/mi
15K· 9.32 mi
1:23:50
Rank: #20534 (+536)
10K → 15K
27:16 | 8:47/mi
20K· 12.43 mi
1:52:10
Rank: #20472 (+62)
15K → 20K
28:20 | 9:07/mi
Half· 13.11 mi
1:58:24
Rank: #20498 (-26)
20K → Half
6:14 | 9:08/mi
25K· 15.53 mi
2:21:49
Rank: #20685 (-187)
Half → 25K
23:25 | 9:39/mi
30K· 18.64 mi
2:55:13
Rank: #21181 (-496)
25K → 30K
33:24 | 10:45/mi
20M
3:10:35
Rank: #21379 (-198)
30K → 20M
15:22 | 11:18/mi
21M
3:22:42
Rank: #21509 (-130)
20M → 21M
12:07 | 12:07/mi
35K· 21.75 mi
3:31:11
Rank: #21639 (-130)
21M → 35K
8:29 | 11:20/mi
23M
3:45:07
Rank: #21717 (-78)
35K → 23M
13:56 | 11:08/mi
24M
3:56:15
Rank: #21807 (-90)
23M → 24M
11:08 | 11:08/mi
40K· 24.85 mi
4:05:06
Rank: #21765 (+42)
24M → 40K
8:51 | 10:21/mi
25.2M
4:09:25
Rank: #21795 (-30)
40K → 25.2M
4:19 | 12:31/mi
Finish· 26.22 mi
4:18:48
Rank: #21712 (+83)
25.2M → Finish
9:23 | 9:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:24
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:20:24
Pace10:43 /mi
📊Positive Split: 18.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2729:349:3129:34
9:31
-
10K
6.21 mi12:14:2756:349:0627:00
8:41
-0:50
15K
9.32 mi12:41:431:23:509:0027:16
8:47
+0:06
20K
12.43 mi13:10:031:52:109:0228:20
9:07
+0:20
Half
13.11 mi13:16:171:58:249:026:14
9:08
+0:01
25K
15.53 mi13:39:422:21:499:0823:25
9:39
+0:31
30K
18.64 mi14:13:062:55:139:2433:24
10:45
+1:06
20M
20.00 mi14:28:283:10:359:3215:22
11:18
+0:33
21M
21.00 mi14:40:353:22:429:3912:07
12:07
+0:49
35K
21.75 mi14:49:043:31:119:438:29
11:20
-0:47
23M
23.00 mi15:03:003:45:079:4713:56
11:08
-0:12
24M
24.00 mi15:14:083:56:159:5111:08
11:08
0:00
40K
24.85 mi15:22:594:05:069:528:51
10:21
-0:47
25.2M
25.20 mi15:27:184:09:259:544:19
12:31
+2:10
Finish
26.22 mi15:36:414:18:489:539:23
9:12
-3:19

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

8:41 /mi

Average Pace

9:53 /mi

Slowest Pace

12:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:12

58% of race

Time at Steady Pace

42:15

16% of race

Time at Slower Pace

1:05:21

25% of race

Average Pace: 9:52 /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 mi11:47:2729:349:3129:34
9:31
#22132
10K
6.21 mi12:14:2756:349:0627:00
8:41
#21070
15K
9.32 mi12:41:431:23:509:0027:16
8:47
#20534
20K
12.43 mi13:10:031:52:109:0228:20
9:07
#20472
Half
13.11 mi13:16:171:58:249:026:14
9:08
#20498
25K
15.53 mi13:39:422:21:499:0823:25
9:39
#20685
30K
18.64 mi14:13:062:55:139:2433:24
10:45
#21181
20M
20.00 mi14:28:283:10:359:3215:22
11:18
#21379
21M
21.00 mi14:40:353:22:429:3912:07
12:07
#21509
35K
21.75 mi14:49:043:31:119:438:29
11:20
#21639
23M
23.00 mi15:03:003:45:079:4713:56
11:08
#21717
24M
24.00 mi15:14:083:56:159:5111:08
11:08
#21807
40K
24.85 mi15:22:594:05:069:528:51
10:21
#21765
25.2M
25.20 mi15:27:184:09:259:544:19
12:31
#21795
Finish
26.22 mi15:36:414:18:489:539:23
9:12
#21712
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22132131671316719378(Top 73%)12043(Top 79%)12043(Top 228%)
10K6.21 mi3.10 mi21070+106212695+47212695+47219370(Top 73%)12048(Top 79%)12048(Top 228%)
15K9.32 mi3.11 mi20534+53612480+21512480+21519378(Top 73%)12043(Top 79%)12043(Top 228%)
20K12.43 mi3.11 mi20472+6212466+1412466+1420218(Top 76%)12406(Top 82%)12406(Top 235%)
Half13.11 mi0.68 mi20498-2612485-1912485-1920943(Top 79%)12711(Top 84%)12711(Top 241%)
25K15.53 mi2.42 mi20685-18712578-9312578-9321323(Top 80%)12852(Top 85%)12852(Top 243%)
30K18.64 mi3.11 mi21181-49612779-20112779-20122696(Top 85%)13377(Top 88%)13377(Top 253%)
20M20.00 mi1.36 mi21379-19812848-6912848-6923187(Top 87%)13547(Top 89%)13547(Top 256%)
21M21.00 mi1.00 mi21509-13012902-5412902-5422927(Top 86%)13392(Top 88%)13392(Top 253%)
35K21.75 mi0.75 mi21639-13012951-4912951-4923857(Top 90%)13772(Top 91%)13772(Top 261%)
23M23.00 mi1.25 mi21717-7812972-2112972-2122584(Top 85%)13193(Top 87%)13193(Top 250%)
24M24.00 mi1.00 mi21807-9013009-3713009-3723287(Top 87%)13473(Top 89%)13473(Top 255%)
40K24.85 mi0.85 mi21765+4212971+3812971+3820866(Top 78%)12317(Top 81%)12317(Top 233%)
25.2M25.20 mi0.35 mi21795-3012985-1412985-1423287(Top 87%)13441(Top 89%)13441(Top 254%)
Finish26.22 mi1.02 mi21712+8312944+4112944+4118947(Top 71%)11515(Top 76%)11515(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

19378

Males

12043

M18-39

12043

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

19370

Males

12048

M18-39

12048

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

19378

Males

12043

M18-39

12043

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

20218

Males

12406

M18-39

12406

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20943

Males

12711

M18-39

12711

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21323

Males

12852

M18-39

12852

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

22696

Males

13377

M18-39

13377

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

23187

Males

13547

M18-39

13547

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

22927

Males

13392

M18-39

13392

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

23857

Males

13772

M18-39

13772

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22584

Males

13193

M18-39

13193

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23287

Males

13473

M18-39

13473

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20866

Males

12317

M18-39

12317

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23287

Males

13441

M18-39

13441

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18947

Males

11515

M18-39

11515

Passing Analysis

Category:
Athletes Passed
2207
Passed By
1787
Net Change
+420
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22132
5K → 10K108018+1062#22132#21070
10K → 15K56226+536#21070#20534
15K → 20K186124+62#20534#20472
20K → Half2147-26#20472#20498
Half → 25K43230-187#20498#20685
25K → 30K45541-496#20685#21181
30K → 20M32230-198#21181#21379
20M → 21M26156-130#21379#21509
21M → 35K9139-130#21509#21639
35K → 23M39117-78#21639#21717
23M → 24M12102-90#21717#21807
24M → 40K5917+42#21807#21765
40K → 25.2M838-30#21765#21795
25.2M → Finish852+83#21795#21712
TOTALS22071787+420
📊

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