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BOSTON MARATHON 2025

Makiko Oku

Bib: 24579•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:28
Rank: #21717
Start → 5K
8:50/mi
27:28 split
10K· 6.21 mi
55:03
Rank: #21763 (-46)
5K → 10K
8:53/mi
27:35 split
15K· 9.32 mi
1:23:19
Rank: #22022 (-259)
10K → 15K
9:06/mi
28:16 split
20K· 12.43 mi
1:51:50
Rank: #21934 (+88)
15K → 20K
9:11/mi
28:31 split
Half· 13.11 mi
1:57:41
Rank: #21817 (+117)
20K → Half
8:34/mi
5:51 split
25K· 15.53 mi
2:20:05
Rank: #21633 (+184)
Half → 25K
9:14/mi
22:24 split
30K· 18.64 mi
2:52:18
Rank: #21948 (-315)
25K → 30K
10:22/mi
32:13 split
20M
3:07:42
Rank: #22199 (-251)
30K → 20M
11:20/mi
15:24 split
21M
3:19:58
Rank: #22318 (-119)
20M → 21M
12:16/mi
12:16 split
35K· 21.75 mi
3:27:57
Rank: #22367 (-49)
21M → 35K
10:40/mi
7:59 split
23M
3:41:48
Rank: #22423 (-56)
35K → 23M
11:04/mi
13:51 split
24M
3:52:38
Rank: #22461 (-38)
23M → 24M
10:50/mi
10:50 split
40K· 24.85 mi
4:01:54
Rank: #22469 (-8)
24M → 40K
10:50/mi
9:16 split
25.2M
4:05:55
Rank: #22474 (-5)
40K → 25.2M
11:39/mi
4:01 split
Finish· 26.22 mi
4:15:51
Rank: #22460 (+14)
25.2M → Finish
9:45/mi
9:56 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:41
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:18:10
Pace10:32 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:5127:288:5027:28
8:50
-
10K
6.21 mi11:55:2655:038:5227:35
8:53
+0:03
15K
9.32 mi12:23:421:23:198:5628:16
9:06
+0:13
20K
12.43 mi12:52:131:51:509:0028:31
9:11
+0:05
Half
13.11 mi12:58:041:57:418:595:51
8:34
-0:37
25K
15.53 mi13:20:282:20:059:0122:24
9:14
+0:40
30K
18.64 mi13:52:412:52:189:1532:13
10:22
+1:08
20M
20.00 mi14:08:053:07:429:2315:24
11:20
+0:58
21M
21.00 mi14:20:213:19:589:3112:16
12:16
+0:56
35K
21.75 mi14:28:203:27:579:347:59
10:40
-1:36
23M
23.00 mi14:42:113:41:489:3913:51
11:04
+0:24
24M
24.00 mi14:53:013:52:389:4210:50
10:50
-0:14
40K
24.85 mi15:02:174:01:549:449:16
10:50
0:00
25.2M
25.20 mi15:06:184:05:559:464:01
11:39
+0:49
Finish
26.22 mi15:16:144:15:519:469:56
9:45
-1:54

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

8:34 /mi

Average Pace

9:46 /mi

Slowest Pace

12:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:01

59% of race

Time at Steady Pace

1:00:18

24% of race

Time at Slower Pace

45:32

18% of race

Average Pace: 9:45 /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 mi11:27:5127:288:5027:28
8:50
#21717
10K
6.21 mi11:55:2655:038:5227:35
8:53
#21763
15K
9.32 mi12:23:421:23:198:5628:16
9:06
#22022
20K
12.43 mi12:52:131:51:509:0028:31
9:11
#21934
Half
13.11 mi12:58:041:57:418:595:51
8:34
#21817
25K
15.53 mi13:20:282:20:059:0122:24
9:14
#21633
30K
18.64 mi13:52:412:52:189:1532:13
10:22
#21948
20M
20.00 mi14:08:053:07:429:2315:24
11:20
#22199
21M
21.00 mi14:20:213:19:589:3112:16
12:16
#22318
35K
21.75 mi14:28:203:27:579:347:59
10:40
#22367
23M
23.00 mi14:42:113:41:489:3913:51
11:04
#22423
24M
24.00 mi14:53:013:52:389:4210:50
10:50
#22461
40K
24.85 mi15:02:174:01:549:449:16
10:50
#22469
25.2M
25.20 mi15:06:184:05:559:464:01
11:39
#22474
Finish
26.22 mi15:16:144:15:519:469:56
9:45
#22460
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi217178470847022458(Top 79%)8807(Top 72%)8807(Top 676%)
10K6.21 mi3.10 mi21763-468481-118481-1121818(Top 77%)8494(Top 69%)8494(Top 652%)
15K9.32 mi3.11 mi22022-2598615-1348615-13422458(Top 79%)8807(Top 72%)8807(Top 676%)
20K12.43 mi3.11 mi21934+888566+498566+4921814(Top 77%)8488(Top 69%)8488(Top 651%)
Half13.11 mi0.68 mi21817+1178502+648502+6419758(Top 70%)7346(Top 60%)7346(Top 564%)
25K15.53 mi2.42 mi21633+1848399+1038399+10320945(Top 74%)8073(Top 66%)8073(Top 620%)
30K18.64 mi3.11 mi21948-3158594-1958594-19522636(Top 80%)9125(Top 75%)9125(Top 700%)
20M20.00 mi1.36 mi22199-2518752-1588752-15824252(Top 85%)10088(Top 82%)10088(Top 774%)
21M21.00 mi1.00 mi22318-1198845-938845-9324045(Top 85%)10057(Top 82%)10057(Top 772%)
35K21.75 mi0.75 mi22367-498881-368881-3623534(Top 83%)9816(Top 80%)9816(Top 753%)
23M23.00 mi1.25 mi22423-568954-738954-7323385(Top 82%)9797(Top 80%)9797(Top 752%)
24M24.00 mi1.00 mi22461-388989-358989-3523643(Top 83%)9947(Top 81%)9947(Top 763%)
40K24.85 mi0.85 mi22469-89013-249013-2422781(Top 80%)9592(Top 78%)9592(Top 736%)
25.2M25.20 mi0.35 mi22474-59025-129025-1222466(Top 79%)9389(Top 77%)9389(Top 721%)
Finish26.22 mi1.02 mi22460+149036-119036-1122103(Top 78%)9211(Top 75%)9211(Top 707%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

22458

Females

8807

F50-54

8807

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21818

Females

8494

F50-54

8494

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

22458

Females

8807

F50-54

8807

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

21814

Females

8488

F50-54

8488

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19758

Females

7346

F50-54

7346

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

20945

Females

8073

F50-54

8073

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

22636

Females

9125

F50-54

9125

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24252

Females

10088

F50-54

10088

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

24045

Females

10057

F50-54

10057

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23534

Females

9816

F50-54

9816

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23385

Females

9797

F50-54

9797

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23643

Females

9947

F50-54

9947

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22781

Females

9592

F50-54

9592

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22466

Females

9389

F50-54

9389

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22103

Females

9211

F50-54

9211

Passing Analysis

Category:
Athletes Passed
1368
Passed By
2111
Net Change
-743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21717
5K → 10K246292-46#21717#21763
10K → 15K117376-259#21763#22022
15K → 20K225137+88#22022#21934
20K → Half1192+117#21934#21817
Half → 25K23450+184#21817#21633
25K → 30K106421-315#21633#21948
30K → 20M34285-251#21948#22199
20M → 21M50169-119#22199#22318
21M → 35K2473-49#22318#22367
35K → 23M59115-56#22367#22423
23M → 24M4381-38#22423#22461
24M → 40K4755-8#22461#22469
40K → 25.2M1419-5#22469#22474
25.2M → Finish5036+14#22474#22460
TOTALS13682111-743
📊

Passing Visuals

Category:
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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