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BOSTON MARATHON 2023

Jason Schwab

Bib: 9223•M

NE

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:38
Rank: #8023
Start → 5K
22:38 | 7:17/mi
10K· 6.21 mi
45:26
Rank: #8521 (-498)
5K → 10K
22:48 | 7:20/mi
15K· 9.32 mi
1:07:58
Rank: #8407 (+114)
10K → 15K
22:32 | 7:15/mi
20K· 12.43 mi
1:31:45
Rank: #8868 (-461)
15K → 20K
23:47 | 7:39/mi
Half· 13.11 mi
1:36:35
Rank: #8768 (+100)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:54:55
Rank: #8822 (-54)
Half → 25K
18:20 | 7:34/mi
30K· 18.64 mi
2:19:27
Rank: #9015 (-193)
25K → 30K
24:32 | 7:54/mi
20M
2:30:25
Rank: #9108 (-93)
30K → 20M
10:58 | 8:04/mi
21M
2:38:59
Rank: #9186 (-78)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:44:58
Rank: #9285 (-99)
21M → 35K
5:59 | 8:00/mi
23M
2:55:09
Rank: #9327 (-42)
35K → 23M
10:11 | 8:08/mi
24M
3:03:54
Rank: #9632 (-305)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:11:39
Rank: #9917 (-285)
24M → 40K
7:45 | 9:04/mi
25.2M
3:15:23
Rank: #10153 (-236)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
3:24:07
Rank: #10392 (-239)
25.2M → Finish
8:44 | 8:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:35
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:47:32
Pace8:12 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2522:387:1722:38
7:17
-
10K
6.21 mi11:11:1345:267:1922:48
7:20
+0:03
15K
9.32 mi11:33:451:07:587:1822:32
7:15
-0:05
20K
12.43 mi11:57:321:31:457:2323:47
7:39
+0:24
Half
13.11 mi12:02:221:36:357:224:50
7:05
-0:34
25K
15.53 mi12:20:421:54:557:2418:20
7:34
+0:29
30K
18.64 mi12:45:142:19:277:2924:32
7:54
+0:20
20M
20.00 mi12:56:122:30:257:3110:58
8:04
+0:10
21M
21.00 mi13:04:462:38:597:348:34
8:34
+0:30
35K
21.75 mi13:10:452:44:587:355:59
8:00
-0:34
23M
23.00 mi13:20:562:55:097:3710:11
8:08
+0:08
24M
24.00 mi13:29:413:03:547:408:45
8:45
+0:37
40K
24.85 mi13:37:263:11:397:437:45
9:04
+0:19
25.2M
25.20 mi13:41:103:15:237:453:44
10:50
+1:46
Finish
26.22 mi13:49:543:24:077:478:44
8:34
-2:16

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

7:05 /mi

Average Pace

7:47 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:48

36% of race

Time at Steady Pace

1:33:47

46% of race

Time at Slower Pace

37:32

18% of race

Average Pace: 7:47 /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 mi10:48:2522:387:1722:38
7:17
#8023
10K
6.21 mi11:11:1345:267:1922:48
7:20
#8521
15K
9.32 mi11:33:451:07:587:1822:32
7:15
#8407
20K
12.43 mi11:57:321:31:457:2323:47
7:39
#8868
Half
13.11 mi12:02:221:36:357:224:50
7:05
#8768
25K
15.53 mi12:20:421:54:557:2418:20
7:34
#8822
30K
18.64 mi12:45:142:19:277:2924:32
7:54
#9015
20M
20.00 mi12:56:122:30:257:3110:58
8:04
#9108
21M
21.00 mi13:04:462:38:597:348:34
8:34
#9186
35K
21.75 mi13:10:452:44:587:355:59
8:00
#9285
23M
23.00 mi13:20:562:55:097:3710:11
8:08
#9327
24M
24.00 mi13:29:413:03:547:408:45
8:45
#9632
40K
24.85 mi13:37:263:11:397:437:45
9:04
#9917
25.2M
25.20 mi13:41:103:15:237:453:44
10:50
#10153
Finish
26.22 mi13:49:543:24:077:478:44
8:34
#10392
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8023699669968170(Top 31%)7037(Top 46%)7037(Top 314%)
10K6.21 mi3.10 mi8521-4987286-2907286-2909152(Top 34%)7666(Top 51%)7666(Top 342%)
15K9.32 mi3.11 mi8407+1147217+697217+698170(Top 31%)7037(Top 46%)7037(Top 314%)
20K12.43 mi3.11 mi8868-4617475-2587475-25810548(Top 40%)8362(Top 55%)8362(Top 373%)
Half13.11 mi0.68 mi8768+1007413+627413+627078(Top 27%)6295(Top 41%)6295(Top 281%)
25K15.53 mi2.42 mi8822-547429-167429-169244(Top 35%)7583(Top 50%)7583(Top 338%)
30K18.64 mi3.11 mi9015-1937512-837512-8310102(Top 38%)7880(Top 52%)7880(Top 352%)
20M20.00 mi1.36 mi9108-937545-337545-3310776(Top 40%)8136(Top 54%)8136(Top 363%)
21M21.00 mi1.00 mi9186-787562-177562-1710844(Top 41%)8041(Top 53%)8041(Top 359%)
35K21.75 mi0.75 mi9285-997610-487610-4812064(Top 45%)8573(Top 56%)8573(Top 383%)
23M23.00 mi1.25 mi9327-427612-27612-210681(Top 40%)7805(Top 51%)7805(Top 348%)
24M24.00 mi1.00 mi9632-3057764-1527764-15215903(Top 60%)10121(Top 67%)10121(Top 452%)
40K24.85 mi0.85 mi9917-2857882-1187882-11816447(Top 62%)10316(Top 68%)10316(Top 460%)
25.2M25.20 mi0.35 mi10153-2368002-1208002-12019987(Top 75%)11895(Top 78%)11895(Top 531%)
Finish26.22 mi1.02 mi10392-2398085-838085-8315788(Top 59%)10072(Top 66%)10072(Top 449%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8170

Males

7037

M40-44

7037

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9152

Males

7666

M40-44

7666

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8170

Males

7037

M40-44

7037

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10548

Males

8362

M40-44

8362

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7078

Males

6295

M40-44

6295

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9244

Males

7583

M40-44

7583

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10102

Males

7880

M40-44

7880

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10776

Males

8136

M40-44

8136

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10844

Males

8041

M40-44

8041

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12064

Males

8573

M40-44

8573

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10681

Males

7805

M40-44

7805

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15903

Males

10121

M40-44

10121

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16447

Males

10316

M40-44

10316

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19987

Males

11895

M40-44

11895

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15788

Males

10072

M40-44

10072

Passing Analysis

Category:
Athletes Passed
858
Passed By
3226
Net Change
-2369
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8023
5K → 10K68566-498#8023#8521
10K → 15K19379+114#8521#8407
15K → 20K38499-461#8407#8868
20K → Half1000+100#8868#8768
Half → 25K83137-54#8768#8822
25K → 30K112305-193#8822#9015
30K → 20M64157-93#9015#9108
20M → 21M58136-78#9108#9186
21M → 35K20119-99#9186#9285
35K → 23M66108-42#9285#9327
23M → 24M16321-305#9327#9632
24M → 40K15300-285#9632#9917
40K → 25.2M4239-236#9917#10153
25.2M → Finish21260-239#10153#10392
TOTALS8583226-2369
📊

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