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BOSTON MARATHON 2023

Jay Doubman

Bib: 12186•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 37%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 41%
Division (M50-54)
#0 / 2052
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:29
Rank: #10127
Start → 5K
23:29 | 7:34/mi
10K· 6.21 mi
46:07
Rank: #9349 (+778)
5K → 10K
22:38 | 7:17/mi
15K· 9.32 mi
1:09:22
Rank: #9551 (-202)
10K → 15K
23:15 | 7:29/mi
20K· 12.43 mi
1:32:41
Rank: #9470 (+81)
15K → 20K
23:19 | 7:30/mi
Half· 13.11 mi
1:37:44
Rank: #9461 (+9)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:56:08
Rank: #9440 (+21)
Half → 25K
18:24 | 7:35/mi
30K· 18.64 mi
2:20:10
Rank: #9305 (+135)
25K → 30K
24:02 | 7:44/mi
20M
2:30:48
Rank: #9273 (+32)
30K → 20M
10:38 | 7:49/mi
21M
2:39:01
Rank: #9199 (+74)
20M → 21M
8:13 | 8:13/mi
35K· 21.75 mi
2:44:57
Rank: #9277 (-78)
21M → 35K
5:56 | 7:56/mi
23M
2:55:29
Rank: #9444 (-167)
35K → 23M
10:32 | 8:25/mi
24M
3:03:42
Rank: #9578 (-134)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:10:44
Rank: #9616 (-38)
24M → 40K
7:02 | 8:14/mi
25.2M
3:13:55
Rank: #9682 (-66)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:22:21
Rank: #9838 (-156)
25.2M → Finish
8:26 | 8:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:44
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:44:37
Pace7:59 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5123:297:3423:29
7:34
-
10K
6.21 mi11:13:2946:077:2522:38
7:17
-0:17
15K
9.32 mi11:36:441:09:227:2723:15
7:29
+0:12
20K
12.43 mi12:00:031:32:417:2723:19
7:30
+0:01
Half
13.11 mi12:05:061:37:447:275:03
7:24
-0:06
25K
15.53 mi12:23:301:56:087:2918:24
7:35
+0:11
30K
18.64 mi12:47:322:20:107:3124:02
7:44
+0:09
20M
20.00 mi12:58:102:30:487:3210:38
7:49
+0:05
21M
21.00 mi13:06:232:39:017:348:13
8:13
+0:24
35K
21.75 mi13:12:192:44:577:355:56
7:56
-0:17
23M
23.00 mi13:22:512:55:297:3810:32
8:25
+0:29
24M
24.00 mi13:31:043:03:427:398:13
8:13
-0:12
40K
24.85 mi13:38:063:10:447:407:02
8:14
+0:01
25.2M
25.20 mi13:41:173:13:557:423:11
9:14
+1:00
Finish
26.22 mi13:49:433:22:217:438:26
8:17
-0:57

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

7:17 /mi

Average Pace

7:43 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:44

48% of race

Time at Steady Pace

59:00

29% of race

Time at Slower Pace

45:37

23% of race

Average Pace: 7:43 /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 mi10:50:5123:297:3423:29
7:34
#10127
10K
6.21 mi11:13:2946:077:2522:38
7:17
#9349
15K
9.32 mi11:36:441:09:227:2723:15
7:29
#9551
20K
12.43 mi12:00:031:32:417:2723:19
7:30
#9470
Half
13.11 mi12:05:061:37:447:275:03
7:24
#9461
25K
15.53 mi12:23:301:56:087:2918:24
7:35
#9440
30K
18.64 mi12:47:322:20:107:3124:02
7:44
#9305
20M
20.00 mi12:58:102:30:487:3210:38
7:49
#9273
21M
21.00 mi13:06:232:39:017:348:13
8:13
#9199
35K
21.75 mi13:12:192:44:577:355:56
7:56
#9277
23M
23.00 mi13:22:512:55:297:3810:32
8:25
#9444
24M
24.00 mi13:31:043:03:427:398:13
8:13
#9578
40K
24.85 mi13:38:063:10:447:407:02
8:14
#9616
25.2M
25.20 mi13:41:173:13:557:423:11
9:14
#9682
Finish
26.22 mi13:49:433:22:217:438:26
8:17
#9838
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi101278191819110035(Top 38%)8161(Top 54%)8161(Top 398%)
10K6.21 mi3.10 mi9349+7787790+4017790+4018757(Top 33%)7423(Top 49%)7423(Top 362%)
15K9.32 mi3.11 mi9551-2027900-1107900-11010035(Top 38%)8161(Top 54%)8161(Top 398%)
20K12.43 mi3.11 mi9470+817839+617839+619339(Top 35%)7709(Top 51%)7709(Top 376%)
Half13.11 mi0.68 mi9461+97831+87831+89416(Top 35%)7766(Top 51%)7766(Top 378%)
25K15.53 mi2.42 mi9440+217802+297802+299456(Top 36%)7688(Top 51%)7688(Top 375%)
30K18.64 mi3.11 mi9305+1357685+1177685+1178900(Top 33%)7225(Top 48%)7225(Top 352%)
20M20.00 mi1.36 mi9273+327640+457640+459058(Top 34%)7233(Top 48%)7233(Top 352%)
21M21.00 mi1.00 mi9199+747570+707570+708694(Top 33%)6899(Top 45%)6899(Top 336%)
35K21.75 mi0.75 mi9277-787604-347604-3411573(Top 43%)8365(Top 55%)8365(Top 408%)
23M23.00 mi1.25 mi9444-1677688-847688-8412634(Top 47%)8743(Top 58%)8743(Top 426%)
24M24.00 mi1.00 mi9578-1347734-467734-4612681(Top 48%)8696(Top 57%)8696(Top 424%)
40K24.85 mi0.85 mi9616-387729+57729+511500(Top 43%)8066(Top 53%)8066(Top 393%)
25.2M25.20 mi0.35 mi9682-667750-217750-2113704(Top 51%)9072(Top 60%)9072(Top 442%)
Finish26.22 mi1.02 mi9838-1567803-537803-5313909(Top 52%)9196(Top 61%)9196(Top 448%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10035

Males

8161

M50-54

8161

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8757

Males

7423

M50-54

7423

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10035

Males

8161

M50-54

8161

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9339

Males

7709

M50-54

7709

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9416

Males

7766

M50-54

7766

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9456

Males

7688

M50-54

7688

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8900

Males

7225

M50-54

7225

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9058

Males

7233

M50-54

7233

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8694

Males

6899

M50-54

6899

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11573

Males

8365

M50-54

8365

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12634

Males

8743

M50-54

8743

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12681

Males

8696

M50-54

8696

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11500

Males

8066

M50-54

8066

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13704

Males

9072

M50-54

9072

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13909

Males

9196

M50-54

9196

Passing Analysis

Category:
Athletes Passed
1906*
Passed By
1617
Net Change
+289
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10127
5K → 10K836*58+778#10127#9349
10K → 15K96298-202#9349#9551
15K → 20K17695+81#9551#9470
20K → Half2920+9#9470#9461
Half → 25K129108+21#9461#9440
25K → 30K238*103+135#9440#9305
30K → 20M8755+32#9305#9273
20M → 21M11743+74#9273#9199
21M → 35K25103-78#9199#9277
35K → 23M44211-167#9277#9444
23M → 24M32166-134#9444#9578
24M → 40K45*83-38#9578#9616
40K → 25.2M2187-66#9616#9682
25.2M → Finish31*187-156#9682#9838
TOTALS1906*1617+289

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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