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BOSTON MARATHON 2026

Atsuko Kusunose

Bib: 25382•F

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F60-64)
#0 / 782
Top 21%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
28:17
3.11 mi
Rank: #23080
Start → 5K
28:17 | 9:07/mi
10K
56:15
6.21 mi
Rank: #22967 (+113)
5K → 10K
27:58 | 9:01/mi
15K
1:24:00
9.32 mi
Rank: #22780 (+187)
10K → 15K
27:45 | 8:56/mi
20K
1:51:34
12.43 mi
Rank: #22383 (+397)
15K → 20K
27:34 | 8:53/mi
HALF
1:57:29
13.11 mi
Rank: #22320 (+63)
20K → HALF
5:55 | 8:41/mi
25K
2:18:51
15.53 mi
Rank: #21971 (+349)
HALF → 25K
21:22 | 8:49/mi
30K
2:46:36
18.64 mi
Rank: #21478 (+493)
25K → 30K
27:45 | 8:56/mi
20M
2:58:49
20.00 mi
Rank: #21263 (+215)
30K → 20M
12:13 | 9:00/mi
21M
3:08:02
21.00 mi
Rank: #21061 (+202)
20M → 21M
9:13 | 9:13/mi
35K
3:14:27
21.75 mi
Rank: #20952 (+109)
21M → 35K
6:25 | 8:35/mi
23M
3:25:24
23.00 mi
Rank: #20742 (+210)
35K → 23M
10:57 | 8:45/mi
24M
3:34:12
24.00 mi
Rank: #20658 (+84)
23M → 24M
8:48 | 8:48/mi
40K
3:41:31
24.85 mi
Rank: #20497 (+161)
24M → 40K
7:19 | 8:34/mi
25.2M
3:44:41
25.20 mi
Rank: #20415 (+82)
40K → 25.2M
3:10 | 9:11/mi
FINISH
3:53:11
26.22 mi
Rank: #20303 (+112)
25.2M → FINISH
8:30 | 8:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:57:29
Pace8:58 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:55:42
Pace8:50 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:34:2928:179:0728:17
9:07
-
10K
6.21 mi12:02:2756:159:0427:58
9:01
-0:06
15K
9.32 mi12:30:121:24:009:0127:45
8:56
-0:05
20K
12.43 mi12:57:461:51:348:5927:34
8:53
-0:03
HALF
13.11 mi13:03:411:57:298:585:55
8:41
-0:12
25K
15.53 mi13:25:032:18:518:5721:22
8:49
+0:08
30K
18.64 mi13:52:482:46:368:5727:45
8:56
+0:07
20M
20.00 mi14:05:012:58:498:5712:13
9:00
+0:04
21M
21.00 mi14:14:143:08:028:589:13
9:13
+0:13
35K
21.75 mi14:20:393:14:278:576:25
8:35
-0:38
23M
23.00 mi14:31:363:25:248:5610:57
8:45
+0:10
24M
24.00 mi14:40:243:34:128:568:48
8:48
+0:03
40K
24.85 mi14:47:433:41:318:557:19
8:34
-0:14
25.2M
25.20 mi14:50:533:44:418:553:10
9:11
+0:37
FINISH
26.22 mi14:59:233:53:118:558:30
8:21
-0:50

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:21 /mi

Average Pace

8:54 /mi

Slowest Pace

9:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:43:58

96% of race

Time at Steady Pace

9:13

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:54 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:34:2928:179:0728:17
9:07
#23080
10K
6.21 mi12:02:2756:159:0427:58
9:01
#22967
15K
9.32 mi12:30:121:24:009:0127:45
8:56
#22780
20K
12.43 mi12:57:461:51:348:5927:34
8:53
#22383
HALF
13.11 mi13:03:411:57:298:585:55
8:41
#22320
25K
15.53 mi13:25:032:18:518:5721:22
8:49
#21971
30K
18.64 mi13:52:482:46:368:5727:45
8:56
#21478
20M
20.00 mi14:05:012:58:498:5712:13
9:00
#21263
21M
21.00 mi14:14:143:08:028:589:13
9:13
#21061
35K
21.75 mi14:20:393:14:278:576:25
8:35
#20952
23M
23.00 mi14:31:363:25:248:5610:57
8:45
#20742
24M
24.00 mi14:40:243:34:128:568:48
8:48
#20658
40K
24.85 mi14:47:433:41:318:557:19
8:34
#20497
25.2M
25.20 mi14:50:533:44:418:553:10
9:11
#20415
FINISH
26.22 mi14:59:233:53:118:558:30
8:21
#20303
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi230809211921122368(Top 77%)8808(Top 70%)8808(Top 1126%)
10K6.21 mi3.10 mi22967+1139144+679144+6722842(Top 79%)9068(Top 72%)9068(Top 1160%)
15K9.32 mi3.11 mi22780+1879033+1119033+11122368(Top 77%)8808(Top 70%)8808(Top 1126%)
20K12.43 mi3.11 mi22383+3978846+1878846+18721350(Top 74%)8319(Top 66%)8319(Top 1064%)
HALF13.11 mi0.68 mi22320+638815+318815+3121235(Top 73%)8234(Top 65%)8234(Top 1053%)
25K15.53 mi2.42 mi21971+3498641+1748641+17420292(Top 70%)7807(Top 62%)7807(Top 998%)
30K18.64 mi3.11 mi21478+4938412+2298412+22919262(Top 66%)7359(Top 59%)7359(Top 941%)
20M20.00 mi1.36 mi21263+2158326+868326+8618927(Top 65%)7250(Top 58%)7250(Top 927%)
21M21.00 mi1.00 mi21061+2028232+948232+9417273(Top 60%)6422(Top 51%)6422(Top 821%)
35K21.75 mi0.75 mi20952+1098184+488184+4818068(Top 62%)6942(Top 55%)6942(Top 888%)
23M23.00 mi1.25 mi20742+2108092+928092+9217221(Top 59%)6553(Top 52%)6553(Top 838%)
24M24.00 mi1.00 mi20658+848056+368056+3618552(Top 64%)7276(Top 58%)7276(Top 930%)
40K24.85 mi0.85 mi20497+1617993+637993+6316089(Top 55%)6033(Top 48%)6033(Top 771%)
25.2M25.20 mi0.35 mi20415+827955+387955+3815828(Top 55%)5901(Top 47%)5901(Top 755%)
FINISH26.22 mi1.02 mi20303+1127916+397916+3917332(Top 60%)6696(Top 53%)6696(Top 856%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22368

Females

8808

F60-64

8808

5K→10K

3.1 - 6.2 mi

Top 79%
×5
+79ft-138ft

Overall

22842

Females

9068

F60-64

9068

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22368

Females

8808

F60-64

8808

15K→20K

9.3 - 12.4 mi

Top 74%
×5
+106ft-86ft

Overall

21350

Females

8319

F60-64

8319

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21235

Females

8234

F60-64

8234

HALF→25K

13.1 - 15.5 mi

Top 70%
×4
+66ft-88ft

Overall

20292

Females

7807

F60-64

7807

25K→30K

15.5 - 18.6 mi

Top 66%
×9
+181ft-148ft

Overall

19262

Females

7359

F60-64

7359

30K→20M

18.6 - 20.0 mi

Top 65%
×5
+64ft-50ft

Overall

18927

Females

7250

F60-64

7250

20M→21M

20.0 - 21.0 mi

Top 60%
×8
+106ft-24ft

Overall

17273

Females

6422

F60-64

6422

21M→35K

21.0 - 21.8 mi

Top 62%
×7
+17ft-86ft

Overall

18068

Females

6942

F60-64

6942

35K→23M

21.8 - 23.0 mi

Top 59%
×5
+23ft-63ft

Overall

17221

Females

6553

F60-64

6553

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18552

Females

7276

F60-64

7276

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

16089

Females

6033

F60-64

6033

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1
+13ft-16ft

Overall

15828

Females

5901

F60-64

5901

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17332

Females

6696

F60-64

6696

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3166
Passed By
389
Net Change
+2777
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23080
5K → 10K318205+113#23080#22967
10K → 15K27891+187#22967#22780
15K → 20K40811+397#22780#22383
20K → HALF718+63#22383#22320
HALF → 25K36011+349#22320#21971
25K → 30K4996+493#21971#21478
30K → 20M2194+215#21478#21263
20M → 21M2064+202#21263#21061
21M → 35K1156+109#21061#20952
35K → 23M2199+210#20952#20742
23M → 24M9814+84#20742#20658
24M → 40K1632+161#20658#20497
40K → 25.2M831+82#20497#20415
25.2M → FINISH12917+112#20415#20303
TOTALS3166389+2777
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing