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BOSTON MARATHON 2025

Kaoru Jitsuno

Bib: 21864•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 42%
Division (F60-64)
#0 / 624
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:02
Rank: #19190
Start → 5K
26:02 | 8:23/mi
10K· 6.21 mi
51:53
Rank: #18926 (+264)
5K → 10K
25:51 | 8:19/mi
15K· 9.32 mi
1:17:55
Rank: #18792 (+134)
10K → 15K
26:02 | 8:23/mi
20K· 12.43 mi
1:44:48
Rank: #18850 (-58)
15K → 20K
26:53 | 8:39/mi
Half· 13.11 mi
1:50:39
Rank: #18889 (-39)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:11:55
Rank: #18858 (+31)
Half → 25K
21:16 | 8:46/mi
30K· 18.64 mi
2:40:50
Rank: #18905 (-47)
25K → 30K
28:55 | 9:18/mi
20M
2:53:34
Rank: #18895 (+10)
30K → 20M
12:44 | 9:22/mi
21M
3:03:16
Rank: #18768 (+127)
20M → 21M
9:42 | 9:42/mi
35K· 21.75 mi
3:09:46
Rank: #18684 (+84)
21M → 35K
6:30 | 8:41/mi
23M
3:20:34
Rank: #18399 (+285)
35K → 23M
10:48 | 8:38/mi
24M
3:28:56
Rank: #18189 (+210)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:36:03
Rank: #17964 (+225)
24M → 40K
7:07 | 8:19/mi
25.2M
3:39:11
Rank: #17881 (+83)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:47:33
Rank: #17738 (+143)
25.2M → Finish
8:22 | 8:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:39
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:56:54
Pace8:55 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5326:028:2326:02
8:23
-
10K
6.21 mi11:46:4451:538:2125:51
8:19
-0:04
15K
9.32 mi12:12:461:17:558:2226:02
8:23
+0:04
20K
12.43 mi12:39:391:44:488:2626:53
8:39
+0:16
Half
13.11 mi12:45:301:50:398:265:51
8:34
-0:05
25K
15.53 mi13:06:462:11:558:3021:16
8:46
+0:12
30K
18.64 mi13:35:412:40:508:3828:55
9:18
+0:32
20M
20.00 mi13:48:252:53:348:4112:44
9:22
+0:04
21M
21.00 mi13:58:073:03:168:449:42
9:42
+0:20
35K
21.75 mi14:04:373:09:468:446:30
8:41
-1:01
23M
23.00 mi14:15:253:20:348:4310:48
8:38
-0:03
24M
24.00 mi14:23:473:28:568:428:22
8:22
-0:16
40K
24.85 mi14:30:543:36:038:427:07
8:19
-0:03
25.2M
25.20 mi14:34:023:39:118:423:08
9:05
+0:46
Finish
26.22 mi14:42:243:47:338:418:22
8:13
-0:52

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

8:13 /mi

Average Pace

8:41 /mi

Slowest Pace

9:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:04

76% of race

Time at Steady Pace

44:47

20% of race

Time at Slower Pace

9:42

4% of race

Average Pace: 8:41 /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 mi11:20:5326:028:2326:02
8:23
#19190
10K
6.21 mi11:46:4451:538:2125:51
8:19
#18926
15K
9.32 mi12:12:461:17:558:2226:02
8:23
#18792
20K
12.43 mi12:39:391:44:488:2626:53
8:39
#18850
Half
13.11 mi12:45:301:50:398:265:51
8:34
#18889
25K
15.53 mi13:06:462:11:558:3021:16
8:46
#18858
30K
18.64 mi13:35:412:40:508:3828:55
9:18
#18905
20M
20.00 mi13:48:252:53:348:4112:44
9:22
#18895
21M
21.00 mi13:58:073:03:168:449:42
9:42
#18768
35K
21.75 mi14:04:373:09:468:446:30
8:41
#18684
23M
23.00 mi14:15:253:20:348:4310:48
8:38
#18399
24M
24.00 mi14:23:473:28:568:428:22
8:22
#18189
40K
24.85 mi14:30:543:36:038:427:07
8:19
#17964
25.2M
25.20 mi14:34:023:39:118:423:08
9:05
#17881
Finish
26.22 mi14:42:243:47:338:418:22
8:13
#17738
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi191907016701618583(Top 65%)6649(Top 54%)6649(Top 1066%)
10K6.21 mi3.10 mi18926+2646861+1556861+15518681(Top 66%)6696(Top 55%)6696(Top 1073%)
15K9.32 mi3.11 mi18792+1346784+776784+7718583(Top 65%)6649(Top 54%)6649(Top 1066%)
20K12.43 mi3.11 mi18850-586819-356819-3519169(Top 67%)7002(Top 57%)7002(Top 1122%)
Half13.11 mi0.68 mi18889-396839-206839-2019691(Top 69%)7279(Top 60%)7279(Top 1167%)
25K15.53 mi2.42 mi18858+316830+96830+918792(Top 66%)6863(Top 56%)6863(Top 1100%)
30K18.64 mi3.11 mi18905-476892-626892-6219143(Top 67%)7192(Top 59%)7192(Top 1153%)
20M20.00 mi1.36 mi18895+106914-226914-2218624(Top 66%)7063(Top 58%)7063(Top 1132%)
21M21.00 mi1.00 mi18768+1276872+426872+4217055(Top 60%)6289(Top 51%)6289(Top 1008%)
35K21.75 mi0.75 mi18684+846838+346838+3416652(Top 59%)6148(Top 50%)6148(Top 985%)
23M23.00 mi1.25 mi18399+2856703+1356703+13514137(Top 50%)4881(Top 40%)4881(Top 782%)
24M24.00 mi1.00 mi18189+2106620+836620+8313707(Top 48%)4681(Top 38%)4681(Top 750%)
40K24.85 mi0.85 mi17964+2256527+936527+9312356(Top 44%)4125(Top 34%)4125(Top 661%)
25.2M25.20 mi0.35 mi17881+836491+366491+3612426(Top 44%)4225(Top 35%)4225(Top 677%)
Finish26.22 mi1.02 mi17738+1436431+606431+6014381(Top 51%)5154(Top 42%)5154(Top 826%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18583

Females

6649

F60-64

6649

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

18681

Females

6696

F60-64

6696

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18583

Females

6649

F60-64

6649

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

19169

Females

7002

F60-64

7002

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19691

Females

7279

F60-64

7279

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18792

Females

6863

F60-64

6863

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19143

Females

7192

F60-64

7192

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

18624

Females

7063

F60-64

7063

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

17055

Females

6289

F60-64

6289

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16652

Females

6148

F60-64

6148

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

14137

Females

4881

F60-64

4881

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13707

Females

4681

F60-64

4681

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12356

Females

4125

F60-64

4125

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12426

Females

4225

F60-64

4225

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14381

Females

5154

F60-64

5154

Passing Analysis

Category:
Athletes Passed
2636
Passed By
1184
Net Change
+1452
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19190
5K → 10K411147+264#19190#18926
10K → 15K260126+134#18926#18792
15K → 20K186244-58#18792#18850
20K → Half2160-39#18850#18889
Half → 25K179148+31#18889#18858
25K → 30K223270-47#18858#18905
30K → 20M115105+10#18905#18895
20M → 21M17447+127#18895#18768
21M → 35K9410+84#18768#18684
35K → 23M2894+285#18684#18399
23M → 24M2144+210#18399#18189
24M → 40K2250+225#18189#17964
40K → 25.2M852+83#17964#17881
25.2M → Finish16017+143#17881#17738
TOTALS26361184+1452
📊

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