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BOSTON MARATHON 2023

Roberto Roson

NY

Bib: 15276 M

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:40/mi
23:49
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:44/mi
47:50
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:40/mi
1:11:38
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:47/mi
1:35:48
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:42/mi
1:41:03
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:49/mi
2:00:01
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:01/mi
2:24:55
↑ 181↓ 1480.2%
138 ft elev
20M
8:01/mi
2:35:48
↑ 64↓ 500.2%
148 ft elev
21M
8:29/mi
2:44:17
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:51/mi
2:50:09
↑ 17↓ 861.7%
156 ft elev
23M
8:08/mi
3:00:20
↑ 23↓ 630.6%
116 ft elev
24M
11:26/mi
3:11:46
↓ 821.3%
34 ft elev
40K· 24.85 mi
13:04/mi
3:22:56
↓ 200.3%
20 ft elev
25.2M
12:19/mi
3:27:11
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:56/mi
3:38:20
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:03
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:57:17
Pace8:57 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5123:497:4023:49
7:40
-
10K
6.21 mi11:17:5247:507:4224:01
7:44
+0:04
15K
9.32 mi11:41:401:11:387:4123:48
7:40
-0:04
20K
12.43 mi12:05:501:35:487:4324:10
7:47
+0:07
Half
13.11 mi12:11:051:41:037:425:15
7:42
-0:05
25K
15.53 mi12:30:032:00:017:4418:58
7:49
+0:07
30K
18.64 mi12:54:572:24:557:4624:54
8:01
+0:12
20M
20.00 mi13:05:502:35:487:4710:53
8:01
0:00
21M
21.00 mi13:14:192:44:177:498:29
8:29
+0:28
35K
21.75 mi13:20:112:50:097:495:52
7:51
-0:38
23M
23.00 mi13:30:223:00:207:5010:11
8:08
+0:17
24M
24.00 mi13:41:483:11:467:5911:26
11:26
+3:18
40K
24.85 mi13:52:583:22:568:1011:10
13:04
+1:38
25.2M
25.20 mi13:57:133:27:118:134:15
12:19
-0:45
Finish
26.22 mi14:08:223:38:208:2011:09
10:56
-1:23

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

7:40 /mi

Average Pace

8:20 /mi

Slowest Pace

13:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:00:20

83% of race

Time at Slower Pace

38:00

17% of race

Average Pace: 8:20 /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 mi10:53:5123:497:4023:49
7:40
#11146
10K
6.21 mi11:17:5247:507:4224:01
7:44
#11784
15K
9.32 mi11:41:401:11:387:4123:48
7:40
#11660
20K
12.43 mi12:05:501:35:487:4324:10
7:47
#11600
Half
13.11 mi12:11:051:41:037:425:15
7:42
#11608
25K
15.53 mi12:30:032:00:017:4418:58
7:49
#11497
30K
18.64 mi12:54:572:24:557:4624:54
8:01
#11386
20M
20.00 mi13:05:502:35:487:4710:53
8:01
#11272
21M
21.00 mi13:14:192:44:177:498:29
8:29
#11195
35K
21.75 mi13:20:112:50:097:495:52
7:51
#11175
23M
23.00 mi13:30:223:00:207:5010:11
8:08
#11131
24M
24.00 mi13:41:483:11:467:5911:26
11:26
#12307
40K
24.85 mi13:52:583:22:568:1011:10
13:04
#13492
25.2M
25.20 mi13:57:133:27:118:134:15
12:19
#13821
Finish
26.22 mi14:08:223:38:208:2011:09
10:56
#14506
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi111468732873211503(Top 43%)8862(Top 58%)8862(Top 432%)
10K6.21 mi3.10 mi11784-6389014-2829014-28212506(Top 47%)9339(Top 62%)9339(Top 455%)
15K9.32 mi3.11 mi11660+1248946+688946+6811503(Top 43%)8862(Top 58%)8862(Top 432%)
20K12.43 mi3.11 mi11600+608903+438903+4311547(Top 43%)8827(Top 58%)8827(Top 430%)
Half13.11 mi0.68 mi11608-88903890311837(Top 44%)9022(Top 59%)9022(Top 440%)
25K15.53 mi2.42 mi11497+1118843+608843+6011281(Top 42%)8625(Top 57%)8625(Top 420%)
30K18.64 mi3.11 mi11386+1118741+1028741+10211013(Top 41%)8357(Top 55%)8357(Top 407%)
20M20.00 mi1.36 mi11272+1148672+698672+6910326(Top 39%)7939(Top 52%)7939(Top 387%)
21M21.00 mi1.00 mi11195+778620+528620+5210393(Top 39%)7813(Top 51%)7813(Top 381%)
35K21.75 mi0.75 mi11175+208601+198601+1910957(Top 41%)8106(Top 53%)8106(Top 395%)
23M23.00 mi1.25 mi11131+448553+488553+4810706(Top 40%)7830(Top 52%)7830(Top 382%)
24M24.00 mi1.00 mi12307-11769043-4909043-49023770(Top 89%)13706(Top 90%)13706(Top 668%)
40K24.85 mi0.85 mi13492-11859520-4779520-47724979(Top 94%)14290(Top 94%)14290(Top 696%)
25.2M25.20 mi0.35 mi13821-3299637-1179637-11722981(Top 86%)13302(Top 88%)13302(Top 648%)
Finish26.22 mi1.02 mi14506-6859887-2509887-25023844(Top 90%)13740(Top 91%)13740(Top 670%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

11503

Males

8862

M50-54

8862

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12506

Males

9339

M50-54

9339

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

11503

Males

8862

M50-54

8862

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

11547

Males

8827

M50-54

8827

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11837

Males

9022

M50-54

9022

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11281

Males

8625

M50-54

8625

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11013

Males

8357

M50-54

8357

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10326

Males

7939

M50-54

7939

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10393

Males

7813

M50-54

7813

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10957

Males

8106

M50-54

8106

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10706

Males

7830

M50-54

7830

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

23770

Males

13706

M50-54

13706

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24979

Males

14290

M50-54

14290

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22981

Males

13302

M50-54

13302

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

23844

Males

13740

M50-54

13740

Passing Analysis

Category:
Athletes Passed
1428
Passed By
4788
Net Change
-3360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11146
5K → 10K105743-638#11146#11784
10K → 15K247123+124#11784#11660
15K → 20K186126+60#11660#11600
20K → Half2836-8#11600#11608
Half → 25K18473+111#11608#11497
25K → 30K238127+111#11497#11386
30K → 20M15238+114#11386#11272
20M → 21M12447+77#11272#11195
21M → 35K5333+20#11195#11175
35K → 23M10258+44#11175#11131
23M → 24M31179-1176#11131#12307
24M → 40K11186-1185#12307#13492
40K → 25.2M2331-329#13492#13821
25.2M → Finish3688-685#13821#14506
TOTALS14284788-3360
📊

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