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BOSTON MARATHON 2023

Tony Rossi

Bib: 29513•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
38:17
Rank: #26507
Start → 5K
38:17 | 12:19/mi
10K· 6.21 mi
1:18:05
Rank: #26532 (-25)
5K → 10K
39:48 | 12:49/mi
15K· 9.32 mi
1:55:35
Rank: #26460 (+72)
10K → 15K
37:30 | 12:04/mi
20K· 12.43 mi
2:35:15
Rank: #26396 (+64)
15K → 20K
39:40 | 12:46/mi
Half· 13.11 mi
2:43:09
Rank: #26371 (+25)
20K → Half
7:54 | 11:35/mi
25K· 15.53 mi
3:15:40
Rank: #26332 (+39)
Half → 25K
32:31 | 13:25/mi
30K· 18.64 mi
3:57:47
Rank: #26282 (+50)
25K → 30K
42:07 | 13:33/mi
20M
4:15:13
Rank: #26200 (+82)
30K → 20M
17:26 | 12:50/mi
21M
4:27:49
Rank: #26133 (+67)
20M → 21M
12:36 | 12:36/mi
35K· 21.75 mi
4:36:31
Rank: #26091 (+42)
21M → 35K
8:42 | 11:38/mi
23M
4:50:56
Rank: #26000 (+91)
35K → 23M
14:25 | 11:31/mi
24M
5:03:29
Rank: #25979 (+21)
23M → 24M
12:33 | 12:33/mi
40K· 24.85 mi
5:13:25
Rank: #25929 (+50)
24M → 40K
9:56 | 11:37/mi
25.2M
5:17:31
Rank: #25891 (+38)
40K → 25.2M
4:06 | 11:53/mi
Finish· 26.22 mi
5:28:14
Rank: #25836 (+55)
25.2M → Finish
10:43 | 10:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:43:09
Pace12:27 /mi
2nd Half
Distance13.11 mi
Time2:45:05
Pace12:36 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:1038:1712:1938:17
12:19
-
10K
6.21 mi12:33:581:18:0512:3439:48
12:49
+0:30
15K
9.32 mi13:11:281:55:3512:2437:30
12:04
-0:45
20K
12.43 mi13:51:082:35:1512:3039:40
12:46
+0:42
Half
13.11 mi13:59:022:43:0912:277:54
11:35
-1:11
25K
15.53 mi14:31:333:15:4012:3632:31
13:25
+1:50
30K
18.64 mi15:13:403:57:4712:4542:07
13:33
+0:08
20M
20.00 mi15:31:064:15:1312:4617:26
12:50
-0:43
21M
21.00 mi15:43:424:27:4912:4512:36
12:36
-0:14
35K
21.75 mi15:52:244:36:3112:438:42
11:38
-0:58
23M
23.00 mi16:06:494:50:5612:3914:25
11:31
-0:07
24M
24.00 mi16:19:225:03:2912:3912:33
12:33
+1:02
40K
24.85 mi16:29:185:13:2512:379:56
11:37
-0:56
25.2M
25.20 mi16:33:245:17:3112:364:06
11:53
+0:16
Finish
26.22 mi16:44:075:28:1412:3210:43
10:31
-1:22

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

10:31 /mi

Average Pace

12:32 /mi

Slowest Pace

13:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:46

17% of race

Time at Steady Pace

1:40:56

31% of race

Time at Slower Pace

2:51:32

52% of race

Average Pace: 12:31 /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 mi11:54:1038:1712:1938:17
12:19
#26507
10K
6.21 mi12:33:581:18:0512:3439:48
12:49
#26532
15K
9.32 mi13:11:281:55:3512:2437:30
12:04
#26460
20K
12.43 mi13:51:082:35:1512:3039:40
12:46
#26396
Half
13.11 mi13:59:022:43:0912:277:54
11:35
#26371
25K
15.53 mi14:31:333:15:4012:3632:31
13:25
#26332
30K
18.64 mi15:13:403:57:4712:4542:07
13:33
#26282
20M
20.00 mi15:31:064:15:1312:4617:26
12:50
#26200
21M
21.00 mi15:43:424:27:4912:4512:36
12:36
#26133
35K
21.75 mi15:52:244:36:3112:438:42
11:38
#26091
23M
23.00 mi16:06:494:50:5612:3914:25
11:31
#26000
24M
24.00 mi16:19:225:03:2912:3912:33
12:33
#25979
40K
24.85 mi16:29:185:13:2512:379:56
11:37
#25929
25.2M
25.20 mi16:33:245:17:3112:364:06
11:53
#25891
Finish
26.22 mi16:44:075:28:1412:3210:43
10:31
#25836
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26507151211512126101(Top 98%)14975(Top 99%)14975(Top 283%)
10K6.21 mi3.10 mi26532-2515126-515126-526529(Top 100%)15126(Top 100%)15126(Top 286%)
15K9.32 mi3.11 mi26460+7215102+2415102+2426101(Top 98%)14975(Top 99%)14975(Top 283%)
20K12.43 mi3.11 mi26396+6415086+1615086+1626120(Top 98%)14971(Top 99%)14971(Top 283%)
Half13.11 mi0.68 mi26371+2515079+715079+725546(Top 96%)14710(Top 97%)14710(Top 278%)
25K15.53 mi2.42 mi26332+3915068+1115068+1126087(Top 98%)14942(Top 98%)14942(Top 283%)
30K18.64 mi3.11 mi26282+5015044+2415044+2425787(Top 97%)14771(Top 97%)14771(Top 279%)
20M20.00 mi1.36 mi26200+8215002+4215002+4225028(Top 94%)14393(Top 95%)14393(Top 272%)
21M21.00 mi1.00 mi26133+6714972+3014972+3023586(Top 89%)13713(Top 90%)13713(Top 259%)
35K21.75 mi0.75 mi26091+4214947+2514947+2524262(Top 91%)13980(Top 92%)13980(Top 265%)
23M23.00 mi1.25 mi26000+9114916+3114916+3123266(Top 87%)13514(Top 89%)13514(Top 256%)
24M24.00 mi1.00 mi25979+2114904+1214904+1225102(Top 94%)14347(Top 95%)14347(Top 271%)
40K24.85 mi0.85 mi25929+5014880+2414880+2423386(Top 88%)13496(Top 89%)13496(Top 255%)
25.2M25.20 mi0.35 mi25891+3814861+1914861+1922300(Top 84%)13000(Top 86%)13000(Top 246%)
Finish26.22 mi1.02 mi25836+5514829+3214829+3223030(Top 87%)13353(Top 88%)13353(Top 253%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

26101

Males

14975

M18-39

14975

5K→10K

3.1 - 6.2 mi

Top 100%
×5stories
+79ft-138ft

Overall

26529

Males

15126

M18-39

15126

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

26101

Males

14975

M18-39

14975

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

26120

Males

14971

M18-39

14971

20K→Half

12.4 - 13.1 mi

Top 96%
×2stories
+19ft-37ft

Overall

25546

Males

14710

M18-39

14710

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

26087

Males

14942

M18-39

14942

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

25787

Males

14771

M18-39

14771

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

25028

Males

14393

M18-39

14393

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

23586

Males

13713

M18-39

13713

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

24262

Males

13980

M18-39

13980

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23266

Males

13514

M18-39

13514

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

25102

Males

14347

M18-39

14347

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23386

Males

13496

M18-39

13496

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22300

Males

13000

M18-39

13000

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23030

Males

13353

M18-39

13353

Passing Analysis

Category:
Athletes Passed
745
Passed By
74
Net Change
+671
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26507
5K → 10K1136-25#26507#26532
10K → 15K753+72#26532#26460
15K → 20K706+64#26460#26396
20K → Half250+25#26396#26371
Half → 25K489+39#26371#26332
25K → 30K6313+50#26332#26282
30K → 20M820+82#26282#26200
20M → 21M670+67#26200#26133
21M → 35K420+42#26133#26091
35K → 23M921+91#26091#26000
23M → 24M276+21#26000#25979
24M → 40K500+50#25979#25929
40K → 25.2M380+38#25929#25891
25.2M → Finish550+55#25891#25836
TOTALS74574+671
📊

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