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BOSTON MARATHON 2023

Christopher Gould

Bib: 15851•M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M75-79)
#0 / 49
Top 27%
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
10:14/mi
31:49
↑ 97↓ 3451.5%
10K· 6.21 mi
10:21/mi
1:03:58
↑ 79↓ 1380.4%
15K· 9.32 mi
10:33/mi
1:36:46
↑ 67↓ 78
20K· 12.43 mi
10:25/mi
2:09:09
↑ 106↓ 860.1%
Half· 13.11 mi
10:02/mi
2:16:00
↑ 19↓ 370.5%
25K· 15.53 mi
10:38/mi
2:41:46
↑ 66↓ 880.2%
30K· 18.64 mi
10:52/mi
3:15:31
↑ 181↓ 1480.2%
20M
10:38/mi
3:29:58
↑ 64↓ 500.2%
21M
11:12/mi
3:41:10
↑ 106↓ 241.6%
35K· 21.75 mi
10:27/mi
3:48:59
↑ 17↓ 861.7%
23M
10:07/mi
4:01:39
↑ 23↓ 630.6%
24M
9:43/mi
4:11:22
↓ 821.3%
40K· 24.85 mi
9:32/mi
4:19:31
↓ 200.3%
25.2M
10:12/mi
4:23:02
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
4:32:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:16:00
Pace10:22 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:16:12
Pace10:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:4631:4910:1431:49
10:14
-
10K
6.21 mi11:34:551:03:5810:1832:09
10:21
+0:07
15K
9.32 mi12:07:431:36:4610:2332:48
10:33
+0:12
20K
12.43 mi12:40:062:09:0910:2432:23
10:25
-0:08
Half
13.11 mi12:46:572:16:0010:226:51
10:02
-0:23
25K
15.53 mi13:12:432:41:4610:2525:46
10:38
+0:36
30K
18.64 mi13:46:283:15:3110:2933:45
10:52
+0:14
20M
20.00 mi14:00:553:29:5810:3014:27
10:38
-0:14
21M
21.00 mi14:12:073:41:1010:3211:12
11:12
+0:34
35K
21.75 mi14:19:563:48:5910:327:49
10:27
-0:45
23M
23.00 mi14:32:364:01:3910:3012:40
10:07
-0:20
24M
24.00 mi14:42:194:11:2210:289:43
9:43
-0:24
40K
24.85 mi14:50:284:19:3110:268:09
9:32
-0:11
25.2M
25.20 mi14:53:594:23:0210:263:31
10:12
+0:40
Finish
26.22 mi15:03:094:32:1210:239:10
9:00
-1:12

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

9:00 /mi

Average Pace

10:23 /mi

Slowest Pace

11:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:53

12% of race

Time at Steady Pace

2:33:09

56% of race

Time at Slower Pace

1:25:10

31% of race

Average Pace: 10:23 /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 mi11:02:4631:4910:1431:49
10:14
#24045
10K
6.21 mi11:34:551:03:5810:1832:09
10:21
#24250
15K
9.32 mi12:07:431:36:4610:2332:48
10:33
#24388
20K
12.43 mi12:40:062:09:0910:2432:23
10:25
#24204
Half
13.11 mi12:46:572:16:0010:226:51
10:02
#24150
25K
15.53 mi13:12:432:41:4610:2525:46
10:38
#23997
30K
18.64 mi13:46:283:15:3110:2933:45
10:52
#23791
20M
20.00 mi14:00:553:29:5810:3014:27
10:38
#23637
21M
21.00 mi14:12:073:41:1010:3211:12
11:12
#23545
35K
21.75 mi14:19:563:48:5910:327:49
10:27
#23500
23M
23.00 mi14:32:364:01:3910:3012:40
10:07
#23358
24M
24.00 mi14:42:194:11:2210:289:43
9:43
#23240
40K
24.85 mi14:50:284:19:3110:268:09
9:32
#23077
25.2M
25.20 mi14:53:594:23:0210:263:31
10:12
#23023
Finish
26.22 mi15:03:094:32:1210:239:10
9:00
#22894
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM75-79Seg. OverallSeg. MalesSeg. M75-79
5K3.11 mi3.11 mi24045141071410724559(Top 92%)14325(Top 94%)14325(Top 29235%)
10K6.21 mi3.10 mi24250-20514205-9814205-9824391(Top 92%)14258(Top 94%)14258(Top 29098%)
15K9.32 mi3.11 mi24388-13814267-6214267-6224559(Top 92%)14325(Top 94%)14325(Top 29235%)
20K12.43 mi3.11 mi24204+18414179+8814179+8823694(Top 89%)13932(Top 92%)13932(Top 28433%)
Half13.11 mi0.68 mi24150+5414147+3214147+3223338(Top 88%)13775(Top 91%)13775(Top 28112%)
25K15.53 mi2.42 mi23997+15314080+6714080+6723395(Top 88%)13758(Top 91%)13758(Top 28078%)
30K18.64 mi3.11 mi23791+20613967+11313967+11322898(Top 86%)13471(Top 89%)13471(Top 27492%)
20M20.00 mi1.36 mi23637+15413886+8113886+8122006(Top 83%)13004(Top 86%)13004(Top 26539%)
21M21.00 mi1.00 mi23545+9213838+4813838+4821270(Top 80%)12644(Top 83%)12644(Top 25804%)
35K21.75 mi0.75 mi23500+4513809+2913809+2922274(Top 84%)13051(Top 86%)13051(Top 26635%)
23M23.00 mi1.25 mi23358+14213728+8113728+8120340(Top 76%)12172(Top 80%)12172(Top 24841%)
24M24.00 mi1.00 mi23240+11813668+6013668+6019952(Top 75%)11986(Top 79%)11986(Top 24461%)
40K24.85 mi0.85 mi23077+16313573+9513573+9518438(Top 69%)11245(Top 74%)11245(Top 22949%)
25.2M25.20 mi0.35 mi23023+5413550+2313550+2318114(Top 68%)11097(Top 73%)11097(Top 22647%)
Finish26.22 mi1.02 mi22894+12913477+7313477+7317957(Top 67%)11053(Top 73%)11053(Top 22557%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

24559

Males

14325

M75-79

14325

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24391

Males

14258

M75-79

14258

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

24559

Males

14325

M75-79

14325

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23694

Males

13932

M75-79

13932

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23338

Males

13775

M75-79

13775

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23395

Males

13758

M75-79

13758

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22898

Males

13471

M75-79

13471

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

22006

Males

13004

M75-79

13004

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21270

Males

12644

M75-79

12644

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22274

Males

13051

M75-79

13051

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20340

Males

12172

M75-79

12172

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

19952

Males

11986

M75-79

11986

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18438

Males

11245

M75-79

11245

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18114

Males

11097

M75-79

11097

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17957

Males

11053

M75-79

11053

Passing Analysis

Category:
Athletes Passed
1786
Passed By
635
Net Change
+1151
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24045
5K → 10K111316-205#24045#24250
10K → 15K78216-138#24250#24388
15K → 20K20925+184#24388#24204
20K → Half573+54#24204#24150
Half → 25K17623+153#24150#23997
25K → 30K23327+206#23997#23791
30K → 20M1595+154#23791#23637
20M → 21M997+92#23637#23545
21M → 35K549+45#23545#23500
35K → 23M1431+142#23500#23358
23M → 24M1191+118#23358#23240
24M → 40K1630+163#23240#23077
40K → 25.2M551+54#23077#23023
25.2M → Finish1301+129#23023#22894
TOTALS1786635+1151
📊

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