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BOSTON MARATHON 2023

Jonathan Fothergill

Bib: 32015•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

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
26:12
Rank: #17109
Start → 5K
26:12 | 8:26/mi
10K· 6.21 mi
51:40
Rank: #16613 (+496)
5K → 10K
25:28 | 8:12/mi
15K· 9.32 mi
1:17:56
Rank: #16929 (-316)
10K → 15K
26:16 | 8:27/mi
20K· 12.43 mi
1:46:48
Rank: #18166 (-1237)
15K → 20K
28:52 | 9:17/mi
Half· 13.11 mi
1:53:16
Rank: #18448 (-282)
20K → Half
6:28 | 9:29/mi
25K· 15.53 mi
2:21:18
Rank: #20543 (-2095)
Half → 25K
28:02 | 11:34/mi
30K· 18.64 mi
3:03:15
Rank: #22396 (-1853)
25K → 30K
41:57 | 13:30/mi
20M
3:22:01
Rank: #22862 (-466)
30K → 20M
18:46 | 13:49/mi
21M
3:36:19
Rank: #23098 (-236)
20M → 21M
14:18 | 14:18/mi
35K· 21.75 mi
3:49:08
Rank: #23513 (-415)
21M → 35K
12:49 | 17:08/mi
23M
4:06:30
Rank: #23763 (-250)
35K → 23M
17:22 | 13:52/mi
24M
4:20:47
Rank: #23974 (-211)
23M → 24M
14:17 | 14:17/mi
40K· 24.85 mi
4:33:11
Rank: #24094 (-120)
24M → 40K
12:24 | 14:30/mi
25.2M
4:38:10
Rank: #24134 (-40)
40K → 25.2M
4:59 | 14:27/mi
Finish· 26.22 mi
4:49:39
Rank: #24151 (-17)
25.2M → Finish
11:29 | 11:16/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:16
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:56:23
Pace13:27 /mi
📊Positive Split: 55.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3326:128:2626:12
8:26
-
10K
6.21 mi12:11:0151:408:1925:28
8:12
-0:14
15K
9.32 mi12:37:171:17:568:2226:16
8:27
+0:15
20K
12.43 mi13:06:091:46:488:3628:52
9:17
+0:50
Half
13.11 mi13:12:371:53:168:386:28
9:29
+0:12
25K
15.53 mi13:40:392:21:189:0628:02
11:34
+2:05
30K
18.64 mi14:22:363:03:159:5041:57
13:30
+1:56
20M
20.00 mi14:41:223:22:0110:0618:46
13:49
+0:19
21M
21.00 mi14:55:403:36:1910:1814:18
14:18
+0:29
35K
21.75 mi15:08:293:49:0810:3212:49
17:08
+2:50
23M
23.00 mi15:25:514:06:3010:4317:22
13:52
-3:16
24M
24.00 mi15:40:084:20:4710:5214:17
14:17
+0:25
40K
24.85 mi15:52:324:33:1110:5912:24
14:30
+0:13
25.2M
25.20 mi15:57:314:38:1011:024:59
14:27
-0:03
Finish
26.22 mi16:09:004:49:3911:0311:29
11:16
-3:11

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

8:12 /mi

Average Pace

11:03 /mi

Slowest Pace

17:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:32:47

53% of race

Time at Steady Pace

2:04:03

43% of race

Time at Slower Pace

12:49

4% of race

Average Pace: 11:03 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:45:3326:128:2626:12
8:26
#17109
10K
6.21 mi12:11:0151:408:1925:28
8:12
#16613
15K
9.32 mi12:37:171:17:568:2226:16
8:27
#16929
20K
12.43 mi13:06:091:46:488:3628:52
9:17
#18166
Half
13.11 mi13:12:371:53:168:386:28
9:29
#18448
25K
15.53 mi13:40:392:21:189:0628:02
11:34
#20543
30K
18.64 mi14:22:363:03:159:5041:57
13:30
#22396
20M
20.00 mi14:41:223:22:0110:0618:46
13:49
#22862
21M
21.00 mi14:55:403:36:1910:1814:18
14:18
#23098
35K
21.75 mi15:08:293:49:0810:3212:49
17:08
#23513
23M
23.00 mi15:25:514:06:3010:4317:22
13:52
#23763
24M
24.00 mi15:40:084:20:4710:5214:17
14:17
#23974
40K
24.85 mi15:52:324:33:1110:5912:24
14:30
#24094
25.2M
25.20 mi15:57:314:38:1011:024:59
14:27
#24134
Finish
26.22 mi16:09:004:49:3911:0311:29
11:16
#24151
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17109110911109117494(Top 66%)11269(Top 74%)11269(Top 213%)
10K6.21 mi3.10 mi16613+49610944+14710944+14716221(Top 61%)10794(Top 71%)10794(Top 204%)
15K9.32 mi3.11 mi16929-31611044-10011044-10017494(Top 66%)11269(Top 74%)11269(Top 213%)
20K12.43 mi3.11 mi18166-123711536-49211536-49220931(Top 79%)12717(Top 84%)12717(Top 241%)
Half13.11 mi0.68 mi18448-28211654-11811654-11822059(Top 83%)13229(Top 87%)13229(Top 250%)
25K15.53 mi2.42 mi20543-209512516-86212516-86224749(Top 93%)14355(Top 95%)14355(Top 272%)
30K18.64 mi3.11 mi22396-185313315-79913315-79925742(Top 97%)14750(Top 97%)14750(Top 279%)
20M20.00 mi1.36 mi22862-46613514-19913514-19925730(Top 97%)14730(Top 97%)14730(Top 279%)
21M21.00 mi1.00 mi23098-23613617-10313617-10325281(Top 95%)14508(Top 96%)14508(Top 275%)
35K21.75 mi0.75 mi23513-41513818-20113818-20126574(Top 100%)15147(Top 100%)15147(Top 287%)
23M23.00 mi1.25 mi23763-25013919-10113919-10125741(Top 97%)14697(Top 97%)14697(Top 278%)
24M24.00 mi1.00 mi23974-21114003-8414003-8426179(Top 98%)14914(Top 98%)14914(Top 282%)
40K24.85 mi0.85 mi24094-12014040-3714040-3725950(Top 97%)14775(Top 97%)14775(Top 280%)
25.2M25.20 mi0.35 mi24134-4014057-1714057-1725355(Top 95%)14475(Top 95%)14475(Top 274%)
Finish26.22 mi1.02 mi24151-1714060-314060-324385(Top 92%)14014(Top 92%)14014(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

17494

Males

11269

M18-39

11269

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

16221

Males

10794

M18-39

10794

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

17494

Males

11269

M18-39

11269

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

20931

Males

12717

M18-39

12717

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22059

Males

13229

M18-39

13229

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24749

Males

14355

M18-39

14355

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

25742

Males

14750

M18-39

14750

30K→20M

18.6 - 20.0 mi

Top 97%
×5stories
+64ft-50ft

Overall

25730

Males

14730

M18-39

14730

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25281

Males

14508

M18-39

14508

21M→35K

21.0 - 21.8 mi

Top 100%
×7stories
+17ft-86ft

Overall

26574

Males

15147

M18-39

15147

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

25741

Males

14697

M18-39

14697

23M→24M

23.0 - 24.0 mi

Top 98%
×6stories
+12ft-82ft

Overall

26179

Males

14914

M18-39

14914

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

25950

Males

14775

M18-39

14775

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25355

Males

14475

M18-39

14475

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

24385

Males

14014

M18-39

14014

Passing Analysis

Category:
Athletes Passed
809
Passed By
7851
Net Change
-7042
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17109
5K → 10K626130+496#17109#16613
10K → 15K96412-316#16613#16929
15K → 20K231260-1237#16929#18166
20K → Half3285-282#18166#18448
Half → 25K32098-2095#18448#20543
25K → 30K31856-1853#20543#22396
30K → 20M7473-466#22396#22862
20M → 21M8244-236#22862#23098
21M → 35K1416-415#23098#23513
35K → 23M6256-250#23513#23763
23M → 24M3214-211#23763#23974
24M → 40K7127-120#23974#24094
40K → 25.2M141-40#24094#24134
25.2M → Finish2239-17#24134#24151
TOTALS8097851-7042
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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