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BOSTON MARATHON 2023

Katsuhiko Fujimoto

Bib: 19676•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
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:33
Rank: #15612
Start → 5K
25:33 | 8:13/mi
10K· 6.21 mi
50:46
Rank: #15616 (-4)
5K → 10K
25:13 | 8:07/mi
15K· 9.32 mi
1:15:57
Rank: #15477 (+139)
10K → 15K
25:11 | 8:06/mi
20K· 12.43 mi
1:42:29
Rank: #15896 (-419)
15K → 20K
26:32 | 8:32/mi
Half· 13.11 mi
1:48:55
Rank: #16352 (-456)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:08:49
Rank: #15983 (+369)
Half → 25K
19:54 | 8:12/mi
30K· 18.64 mi
2:35:32
Rank: #15767 (+216)
25K → 30K
26:43 | 8:36/mi
20M
2:47:11
Rank: #15613 (+154)
30K → 20M
11:39 | 8:34/mi
21M
2:56:16
Rank: #15479 (+134)
20M → 21M
9:05 | 9:05/mi
35K· 21.75 mi
3:02:15
Rank: #15343 (+136)
21M → 35K
5:59 | 8:00/mi
23M
3:12:41
Rank: #15137 (+206)
35K → 23M
10:26 | 8:20/mi
24M
3:20:49
Rank: #15018 (+119)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:27:56
Rank: #14888 (+130)
24M → 40K
7:07 | 8:19/mi
25.2M
3:31:12
Rank: #14876 (+12)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:39:30
Rank: #14818 (+58)
25.2M → Finish
8:18 | 8:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:55
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:50:35
Pace8:26 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0825:338:1325:33
8:13
-
10K
6.21 mi11:42:2150:468:1025:13
8:07
-0:06
15K
9.32 mi12:07:321:15:578:0925:11
8:06
-0:01
20K
12.43 mi12:34:041:42:298:1526:32
8:32
+0:26
Half
13.11 mi12:40:301:48:558:186:26
9:26
+0:54
25K
15.53 mi13:00:242:08:498:1819:54
8:12
-1:14
30K
18.64 mi13:27:072:35:328:2126:43
8:36
+0:24
20M
20.00 mi13:38:462:47:118:2211:39
8:34
-0:02
21M
21.00 mi13:47:512:56:168:249:05
9:05
+0:31
35K
21.75 mi13:53:503:02:158:235:59
8:00
-1:05
23M
23.00 mi14:04:163:12:418:2310:26
8:20
+0:20
24M
24.00 mi14:12:243:20:498:228:08
8:08
-0:12
40K
24.85 mi14:19:313:27:568:227:07
8:19
+0:11
25.2M
25.20 mi14:22:473:31:128:233:16
9:28
+1:09
Finish
26.22 mi14:31:053:39:308:238:18
8:09
-1:19

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

8:00 /mi

Average Pace

8:23 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:43

91% of race

Time at Steady Pace

15:31

7% of race

Time at Slower Pace

3:16

1% of race

Average Pace: 8:22 /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 mi11:17:0825:338:1325:33
8:13
#15612
10K
6.21 mi11:42:2150:468:1025:13
8:07
#15616
15K
9.32 mi12:07:321:15:578:0925:11
8:06
#15477
20K
12.43 mi12:34:041:42:298:1526:32
8:32
#15896
Half
13.11 mi12:40:301:48:558:186:26
9:26
#16352
25K
15.53 mi13:00:242:08:498:1819:54
8:12
#15983
30K
18.64 mi13:27:072:35:328:2126:43
8:36
#15767
20M
20.00 mi13:38:462:47:118:2211:39
8:34
#15613
21M
21.00 mi13:47:512:56:168:249:05
9:05
#15479
35K
21.75 mi13:53:503:02:158:235:59
8:00
#15343
23M
23.00 mi14:04:163:12:418:2310:26
8:20
#15137
24M
24.00 mi14:12:243:20:498:228:08
8:08
#15018
40K
24.85 mi14:19:313:27:568:227:07
8:19
#14888
25.2M
25.20 mi14:22:473:31:128:233:16
9:28
#14876
Finish
26.22 mi14:31:053:39:308:238:18
8:09
#14818
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15612105461054615200(Top 57%)10390(Top 68%)10390(Top 731%)
10K6.21 mi3.10 mi15616-410554-810554-815617(Top 59%)10568(Top 70%)10568(Top 743%)
15K9.32 mi3.11 mi15477+13910493+6110493+6115200(Top 57%)10390(Top 68%)10390(Top 731%)
20K12.43 mi3.11 mi15896-41910636-14310636-14317106(Top 64%)11092(Top 73%)11092(Top 780%)
Half13.11 mi0.68 mi16352-45610806-17010806-17021870(Top 82%)13122(Top 86%)13122(Top 923%)
25K15.53 mi2.42 mi15983+36910636+17010636+17014282(Top 54%)9887(Top 65%)9887(Top 695%)
30K18.64 mi3.11 mi15767+21610514+12210514+12214907(Top 56%)10015(Top 66%)10015(Top 704%)
20M20.00 mi1.36 mi15613+15410434+8010434+8014065(Top 53%)9601(Top 63%)9601(Top 675%)
21M21.00 mi1.00 mi15479+13410354+8010354+8013867(Top 52%)9430(Top 62%)9430(Top 663%)
35K21.75 mi0.75 mi15343+13610291+6310291+6312101(Top 45%)8610(Top 57%)8610(Top 605%)
23M23.00 mi1.25 mi15137+20610196+9510196+9512122(Top 46%)8531(Top 56%)8531(Top 600%)
24M24.00 mi1.00 mi15018+11910132+6410132+6412140(Top 46%)8466(Top 56%)8466(Top 595%)
40K24.85 mi0.85 mi14888+13010055+7710055+7712209(Top 46%)8419(Top 55%)8419(Top 592%)
25.2M25.20 mi0.35 mi14876+1210043+1210043+1215004(Top 56%)9680(Top 64%)9680(Top 681%)
Finish26.22 mi1.02 mi14818+5810000+4310000+4313059(Top 49%)8804(Top 58%)8804(Top 619%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

15200

Males

10390

M55-59

10390

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15617

Males

10568

M55-59

10568

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

15200

Males

10390

M55-59

10390

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

17106

Males

11092

M55-59

11092

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21870

Males

13122

M55-59

13122

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

14282

Males

9887

M55-59

9887

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14907

Males

10015

M55-59

10015

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14065

Males

9601

M55-59

9601

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13867

Males

9430

M55-59

9430

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12101

Males

8610

M55-59

8610

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12122

Males

8531

M55-59

8531

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12140

Males

8466

M55-59

8466

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12209

Males

8419

M55-59

8419

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15004

Males

9680

M55-59

9680

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13059

Males

8804

M55-59

8804

Passing Analysis

Category:
Athletes Passed
2371
Passed By
1577
Net Change
+794
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15612
5K → 10K291295-4#15612#15616
10K → 15K254115+139#15616#15477
15K → 20K70489-419#15477#15896
20K → Half3459-456#15896#16352
Half → 25K37910+369#16352#15983
25K → 30K29680+216#15983#15767
30K → 20M17016+154#15767#15613
20M → 21M15521+134#15613#15479
21M → 35K1360+136#15479#15343
35K → 23M2159+206#15343#15137
23M → 24M13213+119#15137#15018
24M → 40K1344+130#15018#14888
40K → 25.2M3725+12#14888#14876
25.2M → Finish9941+58#14876#14818
TOTALS23711577+794
📊

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