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BOSTON MARATHON 2023

Julio Dotti

Bib: 12187•M

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 (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:08/mi
22:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:12/mi
44:33
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:06:56
↑ 67↓ 78
20K· 12.43 mi
7:21/mi
1:29:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:11/mi
1:34:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:52:34
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:16:37
↑ 181↓ 1480.2%
20M
8:06/mi
2:27:37
↑ 64↓ 500.2%
21M
8:37/mi
2:36:14
↑ 106↓ 241.6%
35K· 21.75 mi
8:07/mi
2:42:18
↑ 17↓ 861.7%
23M
8:37/mi
2:53:05
↑ 23↓ 630.6%
24M
9:21/mi
3:02:26
↓ 821.3%
40K· 24.85 mi
10:00/mi
3:10:59
↓ 200.3%
25.2M
11:53/mi
3:15:05
↑ 13↓ 160.2%
Finish· 26.22 mi
9:31/mi
3:24:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:40
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:50:07
Pace8:24 /mi
📊Positive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5622:107:0822:10
7:08
-
10K
6.21 mi11:12:1944:337:1022:23
7:12
+0:04
15K
9.32 mi11:34:421:06:567:1122:23
7:12
0:00
20K
12.43 mi11:57:321:29:467:1322:50
7:21
+0:09
Half
13.11 mi12:02:261:34:407:134:54
7:11
-0:10
25K
15.53 mi12:20:201:52:347:1517:54
7:23
+0:12
30K
18.64 mi12:44:232:16:377:2024:03
7:44
+0:21
20M
20.00 mi12:55:232:27:377:2311:00
8:06
+0:22
21M
21.00 mi13:04:002:36:147:268:37
8:37
+0:31
35K
21.75 mi13:10:042:42:187:286:04
8:07
-0:30
23M
23.00 mi13:20:512:53:057:3210:47
8:37
+0:30
24M
24.00 mi13:30:123:02:267:369:21
9:21
+0:44
40K
24.85 mi13:38:453:10:597:418:33
10:00
+0:39
25.2M
25.20 mi13:42:513:15:057:444:06
11:53
+1:53
Finish
26.22 mi13:52:333:24:477:499:42
9:31
-2:22

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

7:08 /mi

Average Pace

7:49 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:34

55% of race

Time at Steady Pace

1:00:31

30% of race

Time at Slower Pace

31:42

15% 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 mi10:49:5622:107:0822:10
7:08
#7098
10K
6.21 mi11:12:1944:337:1022:23
7:12
#7568
15K
9.32 mi11:34:421:06:567:1122:23
7:12
#7620
20K
12.43 mi11:57:321:29:467:1322:50
7:21
#7720
Half
13.11 mi12:02:261:34:407:134:54
7:11
#7708
25K
15.53 mi12:20:201:52:347:1517:54
7:23
#7698
30K
18.64 mi12:44:232:16:377:2024:03
7:44
#7850
20M
20.00 mi12:55:232:27:377:2311:00
8:06
#8029
21M
21.00 mi13:04:002:36:147:268:37
8:37
#8193
35K
21.75 mi13:10:042:42:187:286:04
8:07
#8357
23M
23.00 mi13:20:512:53:057:3210:47
8:37
#8667
24M
24.00 mi13:30:123:02:267:369:21
9:21
#9172
40K
24.85 mi13:38:453:10:597:418:33
10:00
#9700
25.2M
25.20 mi13:42:513:15:057:444:06
11:53
#10054
Finish
26.22 mi13:52:333:24:477:499:42
9:31
#10587
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7098634763477835(Top 29%)6812(Top 45%)6812(Top 302%)
10K6.21 mi3.10 mi7568-4706684-3376684-3378125(Top 31%)7032(Top 46%)7032(Top 312%)
15K9.32 mi3.11 mi7620-526706-226706-227835(Top 29%)6812(Top 45%)6812(Top 302%)
20K12.43 mi3.11 mi7720-1006761-556761-558144(Top 31%)6983(Top 46%)6983(Top 310%)
Half13.11 mi0.68 mi7708+126748+136748+137753(Top 29%)6760(Top 45%)6760(Top 300%)
25K15.53 mi2.42 mi7698+106722+266722+267879(Top 30%)6729(Top 44%)6729(Top 299%)
30K18.64 mi3.11 mi7850-1526781-596781-598939(Top 34%)7249(Top 48%)7249(Top 322%)
20M20.00 mi1.36 mi8029-1796878-976878-9710963(Top 41%)8235(Top 54%)8235(Top 366%)
21M21.00 mi1.00 mi8193-1646959-816959-8111126(Top 42%)8175(Top 54%)8175(Top 363%)
35K21.75 mi0.75 mi8357-1647054-957054-9512802(Top 48%)8889(Top 59%)8889(Top 395%)
23M23.00 mi1.25 mi8667-3107222-1687222-16813834(Top 52%)9286(Top 61%)9286(Top 412%)
24M24.00 mi1.00 mi9172-5057499-2777499-27718628(Top 70%)11363(Top 75%)11363(Top 505%)
40K24.85 mi0.85 mi9700-5287778-2797778-27919932(Top 75%)11879(Top 78%)11879(Top 527%)
25.2M25.20 mi0.35 mi10054-3547942-1647942-16422265(Top 84%)12965(Top 85%)12965(Top 576%)
Finish26.22 mi1.02 mi10587-5338184-2428184-24220175(Top 76%)12044(Top 79%)12044(Top 535%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7835

Males

6812

M45-49

6812

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8125

Males

7032

M45-49

7032

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7835

Males

6812

M45-49

6812

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8144

Males

6983

M45-49

6983

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7753

Males

6760

M45-49

6760

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7879

Males

6729

M45-49

6729

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

8939

Males

7249

M45-49

7249

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

10963

Males

8235

M45-49

8235

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11126

Males

8175

M45-49

8175

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

12802

Males

8889

M45-49

8889

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13834

Males

9286

M45-49

9286

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

18628

Males

11363

M45-49

11363

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19932

Males

11879

M45-49

11879

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22265

Males

12965

M45-49

12965

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

20175

Males

12044

M45-49

12044

Passing Analysis

Category:
Athletes Passed
591
Passed By
4079
Net Change
-3489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7098
5K → 10K68538-470#7098#7568
10K → 15K107159-52#7568#7620
15K → 20K77177-100#7620#7720
20K → Half3018+12#7720#7708
Half → 25K9787+10#7708#7698
25K → 30K87239-152#7698#7850
30K → 20M32211-179#7850#8029
20M → 21M28192-164#8029#8193
21M → 35K15179-164#8193#8357
35K → 23M24334-310#8357#8667
23M → 24M7512-505#8667#9172
24M → 40K7535-528#9172#9700
40K → 25.2M4357-354#9700#10054
25.2M → Finish8541-533#10054#10587
TOTALS5914079-3489
📊

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