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BOSTON MARATHON 2023

Rob Forker

Bib: 26704•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:26/mi
29:20
↑ 97↓ 3451.5%
10K· 6.21 mi
9:18/mi
58:15
↑ 79↓ 1380.4%
15K· 9.32 mi
9:41/mi
1:28:21
↑ 67↓ 78
20K· 12.43 mi
9:42/mi
1:58:28
↑ 106↓ 860.1%
Half· 13.11 mi
9:32/mi
2:04:58
↑ 19↓ 370.5%
25K· 15.53 mi
10:12/mi
2:29:41
↑ 66↓ 880.2%
30K· 18.64 mi
10:37/mi
3:02:41
↑ 181↓ 1480.2%
20M
10:39/mi
3:17:10
↑ 64↓ 500.2%
21M
11:16/mi
3:28:26
↑ 106↓ 241.6%
35K· 21.75 mi
10:34/mi
3:36:20
↑ 17↓ 861.7%
23M
11:04/mi
3:50:11
↑ 23↓ 630.6%
24M
11:26/mi
4:01:37
↓ 821.3%
40K· 24.85 mi
11:43/mi
4:11:38
↓ 200.3%
25.2M
13:20/mi
4:16:14
↑ 13↓ 160.2%
Finish· 26.22 mi
10:43/mi
4:27:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:58
Pace9:32 /mi
2nd Half
Distance13.11 mi
Time2:22:11
Pace10:51 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5929:209:2629:20
9:26
-
10K
6.21 mi12:14:5458:159:2228:55
9:18
-0:08
15K
9.32 mi12:45:001:28:219:2930:06
9:41
+0:23
20K
12.43 mi13:15:071:58:289:3230:07
9:42
+0:01
Half
13.11 mi13:21:372:04:589:326:30
9:32
-0:10
25K
15.53 mi13:46:202:29:419:3824:43
10:12
+0:40
30K
18.64 mi14:19:203:02:419:4833:00
10:37
+0:25
20M
20.00 mi14:33:493:17:109:5114:29
10:39
+0:02
21M
21.00 mi14:45:053:28:269:5611:16
11:16
+0:37
35K
21.75 mi14:52:593:36:209:577:54
10:34
-0:42
23M
23.00 mi15:06:503:50:1110:0013:51
11:04
+0:30
24M
24.00 mi15:18:164:01:3710:0411:26
11:26
+0:22
40K
24.85 mi15:28:174:11:3810:0710:01
11:43
+0:17
25.2M
25.20 mi15:32:534:16:1410:104:36
13:20
+1:37
Finish
26.22 mi15:43:484:27:0910:1210:55
10:43
-2:37

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

9:18 /mi

Average Pace

10:12 /mi

Slowest Pace

13:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:58

47% of race

Time at Steady Pace

1:44:52

39% of race

Time at Slower Pace

37:19

14% of race

Average Pace: 10:11 /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 mi11:45:5929:209:2629:20
9:26
#21914
10K
6.21 mi12:14:5458:159:2228:55
9:18
#21970
15K
9.32 mi12:45:001:28:219:2930:06
9:41
#22232
20K
12.43 mi13:15:071:58:289:3230:07
9:42
#22217
Half
13.11 mi13:21:372:04:589:326:30
9:32
#22204
25K
15.53 mi13:46:202:29:419:3824:43
10:12
#22308
30K
18.64 mi14:19:203:02:419:4833:00
10:37
#22336
20M
20.00 mi14:33:493:17:109:5114:29
10:39
#22303
21M
21.00 mi14:45:053:28:269:5611:16
11:16
#22230
35K
21.75 mi14:52:593:36:209:577:54
10:34
#22245
23M
23.00 mi15:06:503:50:1110:0013:51
11:04
#22268
24M
24.00 mi15:18:164:01:3710:0411:26
11:26
#22363
40K
24.85 mi15:28:174:11:3810:0710:01
11:43
#22410
25.2M
25.20 mi15:32:534:16:1410:104:36
13:20
#22441
Finish
26.22 mi15:43:484:27:0910:1210:55
10:43
#22484
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi21914130531305322766(Top 86%)13528(Top 89%)13528(Top 604%)
10K6.21 mi3.10 mi21970-5613112-5913112-5921959(Top 82%)13138(Top 87%)13138(Top 586%)
15K9.32 mi3.11 mi22232-26213256-14413256-14422766(Top 86%)13528(Top 89%)13528(Top 604%)
20K12.43 mi3.11 mi22217+1513249+713249+722145(Top 83%)13244(Top 87%)13244(Top 591%)
Half13.11 mi0.68 mi22204+1313241+813241+822166(Top 83%)13276(Top 87%)13276(Top 592%)
25K15.53 mi2.42 mi22308-10413279-3813279-3822597(Top 85%)13401(Top 88%)13401(Top 598%)
30K18.64 mi3.11 mi22336-2813286-713286-722457(Top 84%)13277(Top 87%)13277(Top 592%)
20M20.00 mi1.36 mi22303+3313271+1513271+1522056(Top 83%)13026(Top 86%)13026(Top 581%)
21M21.00 mi1.00 mi22230+7313222+4913222+4921404(Top 80%)12697(Top 84%)12697(Top 567%)
35K21.75 mi0.75 mi22245-1513226-413226-422490(Top 84%)13150(Top 87%)13150(Top 587%)
23M23.00 mi1.25 mi22268-23132261322622444(Top 84%)13130(Top 87%)13130(Top 586%)
24M24.00 mi1.00 mi22363-9513259-3313259-3323773(Top 89%)13709(Top 90%)13709(Top 612%)
40K24.85 mi0.85 mi22410-4713270-1113270-1123521(Top 88%)13547(Top 89%)13547(Top 605%)
25.2M25.20 mi0.35 mi22441-3113278-813278-824340(Top 91%)13964(Top 92%)13964(Top 623%)
Finish26.22 mi1.02 mi22484-4313288-1013288-1023433(Top 88%)13541(Top 89%)13541(Top 604%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22766

Males

13528

M40-44

13528

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

21959

Males

13138

M40-44

13138

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22766

Males

13528

M40-44

13528

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

22145

Males

13244

M40-44

13244

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

22166

Males

13276

M40-44

13276

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22597

Males

13401

M40-44

13401

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22457

Males

13277

M40-44

13277

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

22056

Males

13026

M40-44

13026

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21404

Males

12697

M40-44

12697

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22490

Males

13150

M40-44

13150

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22444

Males

13130

M40-44

13130

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

23773

Males

13709

M40-44

13709

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23521

Males

13547

M40-44

13547

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24340

Males

13964

M40-44

13964

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

23433

Males

13541

M40-44

13541

Passing Analysis

Category:
Athletes Passed
970
Passed By
1540
Net Change
-570
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21914
5K → 10K228284-56#21914#21970
10K → 15K86348-262#21970#22232
15K → 20K143128+15#22232#22217
20K → Half2411+13#22217#22204
Half → 25K65169-104#22204#22308
25K → 30K111139-28#22308#22336
30K → 20M7441+33#22336#22303
20M → 21M10027+73#22303#22230
21M → 35K2540-15#22230#22245
35K → 23M4265-23#22245#22268
23M → 24M18113-95#22268#22363
24M → 40K2067-47#22363#22410
40K → 25.2M738-31#22410#22441
25.2M → Finish2770-43#22441#22484
TOTALS9701540-570
📊

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