Naoko Ishii

Bib: 23327F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F65-69)
#0 / 216
Top 24%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:39
Rank: #20889
Start5K
28:39 | 9:13/mi
10K· 6.21 mi
56:59
Rank: #20545 (+344)
5K10K
28:20 | 9:07/mi
15K· 9.32 mi
1:25:22
Rank: #20180 (+365)
10K15K
28:23 | 9:08/mi
20K· 12.43 mi
1:54:26
Rank: #19780 (+400)
15K20K
29:04 | 9:21/mi
Half· 13.11 mi
2:00:51
Rank: #19787 (-7)
20KHalf
6:25 | 9:24/mi
25K· 15.53 mi
2:24:05
Rank: #19445 (+342)
Half25K
23:14 | 9:35/mi
30K· 18.64 mi
2:56:23
Rank: #19235 (+210)
25K30K
32:18 | 10:24/mi
20M
3:10:54
Rank: #19165 (+70)
30K20M
14:31 | 10:41/mi
21M
3:23:27
Rank: #19203 (-38)
20M21M
12:33 | 12:33/mi
35K· 21.75 mi
3:31:37
Rank: #19211 (-8)
21M35K
8:10 | 10:55/mi
23M
3:46:38
Rank: #19302 (-91)
35K23M
15:01 | 12:00/mi
24M
3:58:34
Rank: #19394 (-92)
23M24M
11:56 | 11:56/mi
40K· 24.85 mi
4:09:40
Rank: #19523 (-129)
24M40K
11:06 | 12:59/mi
25.2M
4:14:44
Rank: #19588 (-65)
40K25.2M
5:04 | 14:42/mi
Finish· 26.22 mi
4:28:27
Rank: #19942 (-354)
25.2MFinish
13:43 | 13:28/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:51
Pace9:13 /mi
2nd Half
Distance13.11 mi
Time2:27:36
Pace11:16 /mi
📊Positive Split: 22.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:5328:399:1328:39
9:13
-
10K
6.21 mi11:57:1356:599:1028:20
9:07
-0:06
15K
9.32 mi12:25:361:25:229:1028:23
9:08
+0:01
20K
12.43 mi12:54:401:54:269:1229:04
9:21
+0:13
Half
13.11 mi13:01:052:00:519:136:25
9:24
+0:03
25K
15.53 mi13:24:192:24:059:1723:14
9:35
+0:11
30K
18.64 mi13:56:372:56:239:2832:18
10:24
+0:49
20M
20.00 mi14:11:083:10:549:3314:31
10:41
+0:17
21M
21.00 mi14:23:413:23:279:4112:33
12:33
+1:52
35K
21.75 mi14:31:513:31:379:448:10
10:55
-1:38
23M
23.00 mi14:46:523:46:389:5115:01
12:00
+1:05
24M
24.00 mi14:58:483:58:349:5611:56
11:56
-0:04
40K
24.85 mi15:09:544:09:4010:0311:06
12:59
+1:03
25.2M
25.20 mi15:14:584:14:4410:075:04
14:42
+1:43
Finish
26.22 mi15:28:414:28:2710:1513:43
13:28
-1:14

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

9:07 /mi

Average Pace

10:15 /mi

Slowest Pace

14:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:05

54% of race

Time at Steady Pace

54:59

20% of race

Time at Slower Pace

1:09:23

26% of race

Average Pace: 10:14 /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 mi11:28:5328:399:1328:39
9:13
#20889
10K
6.21 mi11:57:1356:599:1028:20
9:07
#20545
15K
9.32 mi12:25:361:25:229:1028:23
9:08
#20180
20K
12.43 mi12:54:401:54:269:1229:04
9:21
#19780
Half
13.11 mi13:01:052:00:519:136:25
9:24
#19787
25K
15.53 mi13:24:192:24:059:1723:14
9:35
#19445
30K
18.64 mi13:56:372:56:239:2832:18
10:24
#19235
20M
20.00 mi14:11:083:10:549:3314:31
10:41
#19165
21M
21.00 mi14:23:413:23:279:4112:33
12:33
#19203
35K
21.75 mi14:31:513:31:379:448:10
10:55
#19211
23M
23.00 mi14:46:523:46:389:5115:01
12:00
#19302
24M
24.00 mi14:58:483:58:349:5611:56
11:56
#19394
40K
24.85 mi15:09:544:09:4010:0311:06
12:59
#19523
25.2M
25.20 mi15:14:584:14:4410:075:04
14:42
#19588
Finish
26.22 mi15:28:414:28:2710:1513:43
13:28
#19942
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi208898345834519470(Top 76%)7507(Top 69%)7507(Top 3475%)
10K6.21 mi3.10 mi20545+3448140+2058140+20520234(Top 79%)7950(Top 73%)7950(Top 3681%)
15K9.32 mi3.11 mi20180+3657933+2077933+20719470(Top 76%)7507(Top 69%)7507(Top 3475%)
20K12.43 mi3.11 mi19780+4007706+2277706+22718736(Top 73%)7133(Top 65%)7133(Top 3302%)
Half13.11 mi0.68 mi19787-77715-97715-919783(Top 77%)7765(Top 71%)7765(Top 3595%)
25K15.53 mi2.42 mi19445+3427546+1697546+16917819(Top 70%)6720(Top 62%)6720(Top 3111%)
30K18.64 mi3.11 mi19235+2107501+457501+4518523(Top 72%)7323(Top 67%)7323(Top 3390%)
20M20.00 mi1.36 mi19165+707493+87493+818527(Top 73%)7473(Top 68%)7473(Top 3460%)
21M21.00 mi1.00 mi19203-387532-397532-3919967(Top 78%)8305(Top 76%)8305(Top 3845%)
35K21.75 mi0.75 mi19211-87552-207552-2019647(Top 77%)8148(Top 75%)8148(Top 3772%)
23M23.00 mi1.25 mi19302-917620-687620-6820719(Top 81%)8754(Top 80%)8754(Top 4053%)
24M24.00 mi1.00 mi19394-927697-777697-7721324(Top 83%)9094(Top 83%)9094(Top 4210%)
40K24.85 mi0.85 mi19523-1297784-877784-8722254(Top 87%)9574(Top 88%)9574(Top 4432%)
25.2M25.20 mi0.35 mi19588-657825-417825-4122634(Top 89%)9762(Top 89%)9762(Top 4519%)
Finish26.22 mi1.02 mi19942-3548019-1948019-19424679(Top 97%)10660(Top 98%)10660(Top 4935%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

19470

Females

7507

F65-69

7507

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

20234

Females

7950

F65-69

7950

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

19470

Females

7507

F65-69

7507

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

18736

Females

7133

F65-69

7133

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

19783

Females

7765

F65-69

7765

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

17819

Females

6720

F65-69

6720

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

18523

Females

7323

F65-69

7323

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

18527

Females

7473

F65-69

7473

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

19967

Females

8305

F65-69

8305

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

19647

Females

8148

F65-69

8148

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

20719

Females

8754

F65-69

8754

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

21324

Females

9094

F65-69

9094

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

22254

Females

9574

F65-69

9574

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

22634

Females

9762

F65-69

9762

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

24679

Females

10660

F65-69

10660

Passing Analysis

Category:
Athletes Passed
2457
Passed By
1510
Net Change
+947
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20889
5K10K460116+344#20889#20545
10K15K41651+365#20545#20180
15K20K45252+400#20180#19780
20KHalf3441-7#19780#19787
Half25K36927+342#19787#19445
25K30K310100+210#19445#19235
30K20M13161+70#19235#19165
20M21M70108-38#19165#19203
21M35K5260-8#19203#19211
35K23M66157-91#19211#19302
23M24M40132-92#19302#19394
24M40K28157-129#19394#19523
40K25.2M1176-65#19523#19588
25.2MFinish18372-354#19588#19942
TOTALS24571510+947
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing