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BOSTON MARATHON 2023

Adam Schubring

Bib: 12669•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 40%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 44%
Division (M50-54)
#0 / 2052
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:57
Rank: #11513
Start → 5K
23:57 | 7:43/mi
10K· 6.21 mi
47:38
Rank: #11477 (+36)
5K → 10K
23:41 | 7:37/mi
15K· 9.32 mi
1:11:04
Rank: #11143 (+334)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:34:58
Rank: #11041 (+102)
15K → 20K
23:54 | 7:42/mi
Half· 13.11 mi
1:40:10
Rank: #11044 (-3)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:58:57
Rank: #10960 (+84)
Half → 25K
18:47 | 7:45/mi
30K· 18.64 mi
2:23:13
Rank: #10617 (+343)
25K → 30K
24:16 | 7:49/mi
20M
2:33:49
Rank: #10486 (+131)
30K → 20M
10:36 | 7:48/mi
21M
2:41:55
Rank: #10308 (+178)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:48:24
Rank: #10521 (-213)
21M → 35K
6:29 | 8:40/mi
23M
2:58:28
Rank: #10471 (+50)
35K → 23M
10:04 | 8:02/mi
24M
3:06:23
Rank: #10469 (+2)
23M → 24M
7:55 | 7:55/mi
40K· 24.85 mi
3:13:47
Rank: #10601 (-132)
24M → 40K
7:24 | 8:39/mi
25.2M
3:17:04
Rank: #10685 (-84)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:25:02
Rank: #10655 (+30)
25.2M → Finish
7:58 | 7:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:10
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:44:52
Pace8:00 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3723:577:4323:57
7:43
-
10K
6.21 mi11:15:1847:387:4023:41
7:37
-0:06
15K
9.32 mi11:38:441:11:047:3723:26
7:33
-0:04
20K
12.43 mi12:02:381:34:587:3923:54
7:42
+0:09
Half
13.11 mi12:07:501:40:107:385:12
7:37
-0:05
25K
15.53 mi12:26:371:58:577:3918:47
7:45
+0:08
30K
18.64 mi12:50:532:23:137:4124:16
7:49
+0:04
20M
20.00 mi13:01:292:33:497:4110:36
7:48
-0:01
21M
21.00 mi13:09:352:41:557:438:06
8:06
+0:18
35K
21.75 mi13:16:042:48:247:456:29
8:40
+0:34
23M
23.00 mi13:26:082:58:287:4610:04
8:02
-0:38
24M
24.00 mi13:34:033:06:237:467:55
7:55
-0:07
40K
24.85 mi13:41:273:13:477:487:24
8:39
+0:44
25.2M
25.20 mi13:44:443:17:047:493:17
9:31
+0:52
Finish
26.22 mi13:52:423:25:027:507:58
7:49
-1:42

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

7:33 /mi

Average Pace

7:50 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:26

11% of race

Time at Steady Pace

2:36:20

76% of race

Time at Slower Pace

25:16

12% of race

Average Pace: 7:49 /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 mi10:51:3723:577:4323:57
7:43
#11513
10K
6.21 mi11:15:1847:387:4023:41
7:37
#11477
15K
9.32 mi11:38:441:11:047:3723:26
7:33
#11143
20K
12.43 mi12:02:381:34:587:3923:54
7:42
#11041
Half
13.11 mi12:07:501:40:107:385:12
7:37
#11044
25K
15.53 mi12:26:371:58:577:3918:47
7:45
#10960
30K
18.64 mi12:50:532:23:137:4124:16
7:49
#10617
20M
20.00 mi13:01:292:33:497:4110:36
7:48
#10486
21M
21.00 mi13:09:352:41:557:438:06
8:06
#10308
35K
21.75 mi13:16:042:48:247:456:29
8:40
#10521
23M
23.00 mi13:26:082:58:287:4610:04
8:02
#10471
24M
24.00 mi13:34:033:06:237:467:55
7:55
#10469
40K
24.85 mi13:41:273:13:477:487:24
8:39
#10601
25.2M
25.20 mi13:44:443:17:047:493:17
9:31
#10685
Finish
26.22 mi13:52:423:25:027:507:58
7:49
#10655
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi115138898889810520(Top 40%)8418(Top 55%)8418(Top 410%)
10K6.21 mi3.10 mi11477+368870+288870+2811519(Top 43%)8889(Top 59%)8889(Top 433%)
15K9.32 mi3.11 mi11143+3348716+1548716+15410520(Top 40%)8418(Top 55%)8418(Top 410%)
20K12.43 mi3.11 mi11041+1028675+418675+4110847(Top 41%)8498(Top 56%)8498(Top 414%)
Half13.11 mi0.68 mi11044-38677-28677-211149(Top 42%)8681(Top 57%)8681(Top 423%)
25K15.53 mi2.42 mi10960+848613+648613+6410663(Top 40%)8329(Top 55%)8329(Top 406%)
30K18.64 mi3.11 mi10617+3438386+2278386+2279445(Top 35%)7531(Top 50%)7531(Top 367%)
20M20.00 mi1.36 mi10486+1318310+768310+768859(Top 33%)7118(Top 47%)7118(Top 347%)
21M21.00 mi1.00 mi10308+1788193+1178193+1178012(Top 30%)6489(Top 43%)6489(Top 316%)
35K21.75 mi0.75 mi10521-2138277-848277-8416187(Top 61%)10349(Top 68%)10349(Top 504%)
23M23.00 mi1.25 mi10471+508222+558222+5510028(Top 38%)7497(Top 49%)7497(Top 365%)
24M24.00 mi1.00 mi10469+28187+358187+3510631(Top 40%)7727(Top 51%)7727(Top 377%)
40K24.85 mi0.85 mi10601-1328219-328219-3214233(Top 53%)9332(Top 61%)9332(Top 455%)
25.2M25.20 mi0.35 mi10685-848261-428261-4215204(Top 57%)9745(Top 64%)9745(Top 475%)
Finish26.22 mi1.02 mi10655+308225+368225+3610779(Top 40%)7690(Top 51%)7690(Top 375%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10520

Males

8418

M50-54

8418

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11519

Males

8889

M50-54

8889

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10520

Males

8418

M50-54

8418

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10847

Males

8498

M50-54

8498

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11149

Males

8681

M50-54

8681

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10663

Males

8329

M50-54

8329

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9445

Males

7531

M50-54

7531

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8859

Males

7118

M50-54

7118

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8012

Males

6489

M50-54

6489

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16187

Males

10349

M50-54

10349

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10028

Males

7497

M50-54

7497

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

10631

Males

7727

M50-54

7727

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14233

Males

9332

M50-54

9332

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15204

Males

9745

M50-54

9745

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10779

Males

7690

M50-54

7690

Passing Analysis

Category:
Athletes Passed
2149*
Passed By
1291
Net Change
+858
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11513
5K → 10K312276+36#11513#11477
10K → 15K40066+334#11477#11143
15K → 20K205103+102#11143#11041
20K → Half2528-3#11041#11044
Half → 25K15975+84#11044#10960
25K → 30K38037+343#10960#10617
30K → 20M153*22+131#10617#10486
20M → 21M19214+178#10486#10308
21M → 35K13226-213#10308#10521
35K → 23M10353+50#10521#10471
23M → 24M7270+2#10471#10469
24M → 40K39171-132#10469#10601
40K → 25.2M1296-84#10601#10685
25.2M → Finish8454+30#10685#10655
TOTALS2149*1291+858

* 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