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BOSTON MARATHON 2023

Fabrizio Dotti

Bib: 17305•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Top 49%
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
7:51/mi
24:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
48:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:36
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:37:39
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:42:59
↑ 19↓ 370.5%
25K· 15.53 mi
8:17/mi
2:03:04
↑ 66↓ 880.2%
30K· 18.64 mi
8:43/mi
2:30:10
↑ 181↓ 1480.2%
20M
8:29/mi
2:41:42
↑ 64↓ 500.2%
21M
9:51/mi
2:51:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:57:41
↑ 17↓ 861.7%
23M
8:44/mi
3:08:37
↑ 23↓ 630.6%
24M
8:22/mi
3:16:59
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:24:23
↓ 200.3%
25.2M
10:47/mi
3:28:06
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:36:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:59
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:53:36
Pace8:40 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1624:237:5124:23
7:51
-
10K
6.21 mi11:39:1848:257:4824:02
7:44
-0:07
15K
9.32 mi12:03:291:12:367:4724:11
7:47
+0:03
20K
12.43 mi12:28:321:37:397:5125:03
8:04
+0:17
Half
13.11 mi12:33:521:42:597:515:20
7:49
-0:15
25K
15.53 mi12:53:572:03:047:5520:05
8:17
+0:28
30K
18.64 mi13:21:032:30:108:0327:06
8:43
+0:26
20M
20.00 mi13:32:352:41:428:0511:32
8:29
-0:14
21M
21.00 mi13:42:262:51:338:109:51
9:51
+1:22
35K
21.75 mi13:48:342:57:418:106:08
8:12
-1:39
23M
23.00 mi13:59:303:08:378:1210:56
8:44
+0:32
24M
24.00 mi14:07:523:16:598:128:22
8:22
-0:22
40K
24.85 mi14:15:163:24:238:137:24
8:39
+0:17
25.2M
25.20 mi14:18:593:28:068:153:43
10:47
+2:08
Finish
26.22 mi14:27:283:36:358:168:29
8:19
-2:28

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

7:44 /mi

Average Pace

8:16 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:56

36% of race

Time at Steady Pace

1:27:03

40% of race

Time at Slower Pace

51:36

24% of race

Average Pace: 8:16 /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 mi11:15:1624:237:5124:23
7:51
#12815
10K
6.21 mi11:39:1848:257:4824:02
7:44
#12614
15K
9.32 mi12:03:291:12:367:4724:11
7:47
#12573
20K
12.43 mi12:28:321:37:397:5125:03
8:04
#12932
Half
13.11 mi12:33:521:42:597:515:20
7:49
#12921
25K
15.53 mi12:53:572:03:047:5520:05
8:17
#13245
30K
18.64 mi13:21:032:30:108:0327:06
8:43
#13735
20M
20.00 mi13:32:352:41:428:0511:32
8:29
#13703
21M
21.00 mi13:42:262:51:338:109:51
9:51
#13981
35K
21.75 mi13:48:342:57:418:106:08
8:12
#13944
23M
23.00 mi13:59:303:08:378:1210:56
8:44
#13970
24M
24.00 mi14:07:523:16:598:128:22
8:22
#13935
40K
24.85 mi14:15:163:24:238:137:24
8:39
#13914
25.2M
25.20 mi14:18:593:28:068:153:43
10:47
#14077
Finish
26.22 mi14:27:283:36:358:168:29
8:19
#14076
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi128159467946712583(Top 47%)9341(Top 62%)9341(Top 657%)
10K6.21 mi3.10 mi12614+2019378+899378+8912549(Top 47%)9359(Top 62%)9359(Top 658%)
15K9.32 mi3.11 mi12573+419343+359343+3512583(Top 47%)9341(Top 62%)9341(Top 657%)
20K12.43 mi3.11 mi12932-3599475-1329475-13213935(Top 52%)9848(Top 65%)9848(Top 693%)
Half13.11 mi0.68 mi12921+119466+99466+912842(Top 48%)9435(Top 62%)9435(Top 664%)
25K15.53 mi2.42 mi13245-3249584-1189584-11814818(Top 56%)10083(Top 66%)10083(Top 709%)
30K18.64 mi3.11 mi13735-4909738-1549738-15415617(Top 59%)10311(Top 68%)10311(Top 725%)
20M20.00 mi1.36 mi13703+329708+309708+3013537(Top 51%)9379(Top 62%)9379(Top 660%)
21M21.00 mi1.00 mi13981-2789791-839791-8317418(Top 65%)10953(Top 72%)10953(Top 770%)
35K21.75 mi0.75 mi13944+379763+289763+2813388(Top 50%)9163(Top 60%)9163(Top 644%)
23M23.00 mi1.25 mi13970-269741+229741+2214570(Top 55%)9611(Top 63%)9611(Top 676%)
24M24.00 mi1.00 mi13935+359702+399702+3913619(Top 51%)9143(Top 60%)9143(Top 643%)
40K24.85 mi0.85 mi13914+219678+249678+2414248(Top 54%)9347(Top 62%)9347(Top 657%)
25.2M25.20 mi0.35 mi14077-1639736-589736-5819868(Top 75%)11847(Top 78%)11847(Top 833%)
Finish26.22 mi1.02 mi14076+19712+249712+2414227(Top 53%)9346(Top 62%)9346(Top 657%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12583

Males

9341

M55-59

9341

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12549

Males

9359

M55-59

9359

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12583

Males

9341

M55-59

9341

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

13935

Males

9848

M55-59

9848

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12842

Males

9435

M55-59

9435

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14818

Males

10083

M55-59

10083

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15617

Males

10311

M55-59

10311

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13537

Males

9379

M55-59

9379

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17418

Males

10953

M55-59

10953

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13388

Males

9163

M55-59

9163

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14570

Males

9611

M55-59

9611

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13619

Males

9143

M55-59

9143

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14248

Males

9347

M55-59

9347

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19868

Males

11847

M55-59

11847

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14227

Males

9346

M55-59

9346

Passing Analysis

Category:
Athletes Passed
1404
Passed By
2665
Net Change
-1261
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12815
5K → 10K415214+201#12815#12614
10K → 15K216175+41#12614#12573
15K → 20K91450-359#12573#12932
20K → Half4130+11#12932#12921
Half → 25K64388-324#12921#13245
25K → 30K66556-490#13245#13735
30K → 20M11482+32#13735#13703
20M → 21M29307-278#13703#13981
21M → 35K6730+37#13981#13944
35K → 23M80106-26#13944#13970
23M → 24M7843+35#13970#13935
24M → 40K7453+21#13935#13914
40K → 25.2M5168-163#13914#14077
25.2M → Finish6463+1#14077#14076
TOTALS14042665-1261
📊

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