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BOSTON MARATHON 2023

Sadamichi Bitoy

Bib: 8541•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 22%
Gender (Male)
#0 / 15176
Top 34%
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
21:23
Rank: #5430
Start → 5K
21:23 | 6:53/mi
10K· 6.21 mi
42:42
Rank: #5603 (-173)
5K → 10K
21:19 | 6:52/mi
15K· 9.32 mi
1:03:59
Rank: #5583 (+20)
10K → 15K
21:17 | 6:51/mi
20K· 12.43 mi
1:25:45
Rank: #5711 (-128)
15K → 20K
21:46 | 7:00/mi
Half· 13.11 mi
1:30:26
Rank: #5714 (-3)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:47:46
Rank: #5824 (-110)
Half → 25K
17:20 | 7:09/mi
30K· 18.64 mi
2:11:02
Rank: #5995 (-171)
25K → 30K
23:16 | 7:29/mi
20M
2:21:22
Rank: #6049 (-54)
30K → 20M
10:20 | 7:36/mi
21M
2:29:22
Rank: #6080 (-31)
20M → 21M
8:00 | 8:00/mi
35K· 21.75 mi
2:34:30
Rank: #5986 (+94)
21M → 35K
5:08 | 6:52/mi
23M
2:43:39
Rank: #5896 (+90)
35K → 23M
9:09 | 7:18/mi
24M
2:50:50
Rank: #5830 (+66)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:57:05
Rank: #5785 (+45)
24M → 40K
6:15 | 7:19/mi
25.2M
2:59:56
Rank: #5786 (-1)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:07:26
Rank: #5802 (-16)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:26
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:37:00
Pace7:24 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4021:236:5321:23
6:53
-
10K
6.21 mi11:07:5942:426:5221:19
6:52
-0:01
15K
9.32 mi11:29:161:03:596:5221:17
6:51
-0:01
20K
12.43 mi11:51:021:25:456:5421:46
7:00
+0:09
Half
13.11 mi11:55:431:30:266:544:41
6:52
-0:08
25K
15.53 mi12:13:031:47:466:5617:20
7:09
+0:17
30K
18.64 mi12:36:192:11:027:0223:16
7:29
+0:20
20M
20.00 mi12:46:392:21:227:0410:20
7:36
+0:07
21M
21.00 mi12:54:392:29:227:078:00
8:00
+0:24
35K
21.75 mi12:59:472:34:307:065:08
6:52
-1:08
23M
23.00 mi13:08:562:43:397:079:09
7:18
+0:26
24M
24.00 mi13:16:072:50:507:077:11
7:11
-0:07
40K
24.85 mi13:22:222:57:057:076:15
7:19
+0:08
25.2M
25.20 mi13:25:132:59:567:082:51
8:16
+0:57
Finish
26.22 mi13:32:433:07:267:097:30
7:22
-0:54

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

6:51 /mi

Average Pace

7:09 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:48

39% of race

Time at Steady Pace

1:09:11

37% of race

Time at Slower Pace

44:27

24% of race

Average Pace: 7:09 /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 mi10:46:4021:236:5321:23
6:53
#5430
10K
6.21 mi11:07:5942:426:5221:19
6:52
#5603
15K
9.32 mi11:29:161:03:596:5221:17
6:51
#5583
20K
12.43 mi11:51:021:25:456:5421:46
7:00
#5711
Half
13.11 mi11:55:431:30:266:544:41
6:52
#5714
25K
15.53 mi12:13:031:47:466:5617:20
7:09
#5824
30K
18.64 mi12:36:192:11:027:0223:16
7:29
#5995
20M
20.00 mi12:46:392:21:227:0410:20
7:36
#6049
21M
21.00 mi12:54:392:29:227:078:00
8:00
#6080
35K
21.75 mi12:59:472:34:307:065:08
6:52
#5986
23M
23.00 mi13:08:562:43:397:079:09
7:18
#5896
24M
24.00 mi13:16:072:50:507:077:11
7:11
#5830
40K
24.85 mi13:22:222:57:057:076:15
7:19
#5785
25.2M
25.20 mi13:25:132:59:567:082:51
8:16
#5786
Finish
26.22 mi13:32:433:07:267:097:30
7:22
#5802
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5430501550155574(Top 21%)5128(Top 34%)5128(Top 97%)
10K6.21 mi3.10 mi5603-1735161-1465161-1465840(Top 22%)5333(Top 35%)5333(Top 101%)
15K9.32 mi3.11 mi5583+205142+195142+195574(Top 21%)5128(Top 34%)5128(Top 97%)
20K12.43 mi3.11 mi5711-1285254-1125254-1126014(Top 23%)5483(Top 36%)5483(Top 104%)
Half13.11 mi0.68 mi5714-35256-25256-25769(Top 22%)5301(Top 35%)5301(Top 100%)
25K15.53 mi2.42 mi5824-1105342-865342-866373(Top 24%)5700(Top 38%)5700(Top 108%)
30K18.64 mi3.11 mi5995-1715466-1245466-1247134(Top 27%)6149(Top 41%)6149(Top 116%)
20M20.00 mi1.36 mi6049-545487-215487-217486(Top 28%)6262(Top 41%)6262(Top 118%)
21M21.00 mi1.00 mi6080-315502-155502-157310(Top 27%)6055(Top 40%)6055(Top 115%)
35K21.75 mi0.75 mi5986+945420+825420+824594(Top 17%)4185(Top 28%)4185(Top 79%)
23M23.00 mi1.25 mi5896+905345+755345+755346(Top 20%)4721(Top 31%)4721(Top 89%)
24M24.00 mi1.00 mi5830+665281+645281+645639(Top 21%)4871(Top 32%)4871(Top 92%)
40K24.85 mi0.85 mi5785+455234+475234+475502(Top 21%)4689(Top 31%)4689(Top 89%)
25.2M25.20 mi0.35 mi5786-15229+55229+57961(Top 30%)6121(Top 40%)6121(Top 116%)
Finish26.22 mi1.02 mi5802-165228+15228+17484(Top 28%)5851(Top 39%)5851(Top 111%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5574

Males

5128

M18-39

5128

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5840

Males

5333

M18-39

5333

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5574

Males

5128

M18-39

5128

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6014

Males

5483

M18-39

5483

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5769

Males

5301

M18-39

5301

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6373

Males

5700

M18-39

5700

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7134

Males

6149

M18-39

6149

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7486

Males

6262

M18-39

6262

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7310

Males

6055

M18-39

6055

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4594

Males

4185

M18-39

4185

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5346

Males

4721

M18-39

4721

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5639

Males

4871

M18-39

4871

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5502

Males

4689

M18-39

4689

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7961

Males

6121

M18-39

6121

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7484

Males

5851

M18-39

5851

Passing Analysis

Category:
Athletes Passed
991
Passed By
1363
Net Change
-372
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5430
5K → 10K133306-173#5430#5603
10K → 15K129109+20#5603#5583
15K → 20K66194-128#5583#5711
20K → Half1518-3#5711#5714
Half → 25K47157-110#5714#5824
25K → 30K77248-171#5824#5995
30K → 20M4599-54#5995#6049
20M → 21M4071-31#6049#6080
21M → 35K995+94#6080#5986
35K → 23M11323+90#5986#5896
23M → 24M8822+66#5896#5830
24M → 40K6419+45#5830#5785
40K → 25.2M2526-1#5785#5786
25.2M → Finish5066-16#5786#5802
TOTALS9911363-372
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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