Naoko Ishii

Bib: 25618F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F65-69)
#0 / 222
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:56
Rank: #23600
Start5K
28:56 | 9:19/mi
10K· 6.21 mi
57:48
Rank: #23574 (+26)
5K10K
28:52 | 9:17/mi
15K· 9.32 mi
1:26:38
Rank: #23419 (+155)
10K15K
28:50 | 9:17/mi
20K· 12.43 mi
1:55:53
Rank: #23211 (+208)
15K20K
29:15 | 9:25/mi
Half· 13.11 mi
2:02:20
Rank: #23223 (-12)
20KHalf
6:27 | 9:27/mi
25K· 15.53 mi
2:25:27
Rank: #22997 (+226)
Half25K
23:07 | 9:32/mi
30K· 18.64 mi
2:55:44
Rank: #22583 (+414)
25K30K
30:17 | 9:45/mi
20M
3:09:06
Rank: #22420 (+163)
30K20M
13:22 | 9:50/mi
21M
3:19:29
Rank: #22253 (+167)
20M21M
10:23 | 10:23/mi
35K· 21.75 mi
3:26:38
Rank: #22183 (+70)
21M35K
7:09 | 9:33/mi
23M
3:39:02
Rank: #22039 (+144)
35K23M
12:24 | 9:54/mi
24M
3:48:33
Rank: #21932 (+107)
23M24M
9:31 | 9:31/mi
40K· 24.85 mi
3:57:01
Rank: #21863 (+69)
24M40K
8:28 | 9:54/mi
25.2M
4:00:47
Rank: #21830 (+33)
40K25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
4:10:53
Rank: #21843 (-13)
25.2MFinish
10:06 | 9:55/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
Time2:02:20
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:08:33
Pace9:48 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:0728:569:1928:56
9:19
-
10K
6.21 mi12:12:5957:489:1828:52
9:17
-0:02
15K
9.32 mi12:41:491:26:389:1828:50
9:17
0:00
20K
12.43 mi13:11:041:55:539:1929:15
9:25
+0:08
Half
13.11 mi13:17:312:02:209:206:27
9:27
+0:02
25K
15.53 mi13:40:382:25:279:2223:07
9:32
+0:05
30K
18.64 mi14:10:552:55:449:2630:17
9:45
+0:13
20M
20.00 mi14:24:173:09:069:2713:22
9:50
+0:05
21M
21.00 mi14:34:403:19:299:3010:23
10:23
+0:33
35K
21.75 mi14:41:493:26:389:307:09
9:33
-0:50
23M
23.00 mi14:54:133:39:029:3112:24
9:54
+0:21
24M
24.00 mi15:03:443:48:339:319:31
9:31
-0:23
40K
24.85 mi15:12:123:57:019:328:28
9:54
+0:23
25.2M
25.20 mi15:15:584:00:479:333:46
10:55
+1:01
Finish
26.22 mi15:26:044:10:539:3510:06
9:55
-1:00

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

9:17 /mi

Average Pace

9:35 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:56:44

94% of race

Time at Steady Pace

14:09

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:34 /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 mi11:44:0728:569:1928:56
9:19
#23600
10K
6.21 mi12:12:5957:489:1828:52
9:17
#23574
15K
9.32 mi12:41:491:26:389:1828:50
9:17
#23419
20K
12.43 mi13:11:041:55:539:1929:15
9:25
#23211
Half
13.11 mi13:17:312:02:209:206:27
9:27
#23223
25K
15.53 mi13:40:382:25:279:2223:07
9:32
#22997
30K
18.64 mi14:10:552:55:449:2630:17
9:45
#22583
20M
20.00 mi14:24:173:09:069:2713:22
9:50
#22420
21M
21.00 mi14:34:403:19:299:3010:23
10:23
#22253
35K
21.75 mi14:41:493:26:389:307:09
9:33
#22183
23M
23.00 mi14:54:133:39:029:3112:24
9:54
#22039
24M
24.00 mi15:03:443:48:339:319:31
9:31
#21932
40K
24.85 mi15:12:123:57:019:328:28
9:54
#21863
25.2M
25.20 mi15:15:584:00:479:333:46
10:55
#21830
Finish
26.22 mi15:26:044:10:539:3510:06
9:55
#21843
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi236009487948723152(Top 82%)9181(Top 75%)9181(Top 4136%)
10K6.21 mi3.10 mi23574+269469+189469+1823499(Top 83%)9410(Top 77%)9410(Top 4239%)
15K9.32 mi3.11 mi23419+1559361+1089361+10823152(Top 82%)9181(Top 75%)9181(Top 4136%)
20K12.43 mi3.11 mi23211+2089237+1249237+12422623(Top 80%)8932(Top 73%)8932(Top 4023%)
Half13.11 mi0.68 mi23223-129245-89245-823430(Top 82%)9382(Top 77%)9382(Top 4226%)
25K15.53 mi2.42 mi22997+2269145+1009145+10021985(Top 77%)8643(Top 71%)8643(Top 3893%)
30K18.64 mi3.11 mi22583+4148959+1868959+18620837(Top 73%)8141(Top 67%)8141(Top 3667%)
20M20.00 mi1.36 mi22420+1638883+768883+7620420(Top 72%)8032(Top 66%)8032(Top 3618%)
21M21.00 mi1.00 mi22253+1678803+808803+8019673(Top 69%)7730(Top 63%)7730(Top 3482%)
35K21.75 mi0.75 mi22183+708782+218782+2120558(Top 72%)8276(Top 68%)8276(Top 3728%)
23M23.00 mi1.25 mi22039+1448741+418741+4120189(Top 71%)8150(Top 67%)8150(Top 3671%)
24M24.00 mi1.00 mi21932+1078701+408701+4019697(Top 69%)7936(Top 65%)7936(Top 3575%)
40K24.85 mi0.85 mi21863+698685+168685+1620148(Top 71%)8236(Top 67%)8236(Top 3710%)
25.2M25.20 mi0.35 mi21830+338672+138672+1320437(Top 72%)8385(Top 69%)8385(Top 3777%)
Finish26.22 mi1.02 mi21843-138699-278699-2722662(Top 80%)9497(Top 78%)9497(Top 4278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23152

Females

9181

F65-69

9181

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23499

Females

9410

F65-69

9410

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23152

Females

9181

F65-69

9181

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22623

Females

8932

F65-69

8932

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

23430

Females

9382

F65-69

9382

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21985

Females

8643

F65-69

8643

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

20837

Females

8141

F65-69

8141

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20420

Females

8032

F65-69

8032

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

19673

Females

7730

F65-69

7730

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20558

Females

8276

F65-69

8276

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20189

Females

8150

F65-69

8150

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19697

Females

7936

F65-69

7936

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20148

Females

8236

F65-69

8236

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20437

Females

8385

F65-69

8385

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

22662

Females

9497

F65-69

9497

Passing Analysis

Category:
Athletes Passed
2367
Passed By
610
Net Change
+1757
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23600
5K10K249223+26#23600#23574
10K15K255100+155#23574#23419
15K20K26254+208#23419#23211
20KHalf2941-12#23211#23223
Half25K26135+226#23223#22997
25K30K42814+414#22997#22583
30K20M1707+163#22583#22420
20M21M18417+167#22420#22253
21M35K8313+70#22253#22183
35K23M16016+144#22183#22039
23M24M12013+107#22039#21932
24M40K8819+69#21932#21863
40K25.2M396+33#21863#21830
25.2MFinish3952-13#21830#21843
TOTALS2367610+1757
📊

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