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BOSTON MARATHON 2025

Chieko Hata

Bib: 31800•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F70-74)
#0 / 71
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
12:21/mi
38:21
↑ 97↓ 3451.5%
10K· 6.21 mi
11:32/mi
1:14:12
↑ 79↓ 1380.4%
15K· 9.32 mi
11:47/mi
1:50:49
↑ 67↓ 78
20K· 12.43 mi
12:05/mi
2:28:21
↑ 106↓ 860.1%
Half· 13.11 mi
11:33/mi
2:36:14
↑ 19↓ 370.5%
25K· 15.53 mi
12:16/mi
3:05:58
↑ 66↓ 880.2%
30K· 18.64 mi
12:45/mi
3:45:35
↑ 181↓ 1480.2%
20M
12:35/mi
4:02:41
↑ 64↓ 500.2%
21M
13:14/mi
4:15:55
↑ 106↓ 241.6%
35K· 21.75 mi
12:14/mi
4:25:04
↑ 17↓ 861.7%
23M
12:18/mi
4:40:28
↑ 23↓ 630.6%
24M
12:04/mi
4:52:32
↓ 821.3%
40K· 24.85 mi
12:11/mi
5:02:57
↓ 200.3%
25.2M
12:57/mi
5:07:25
↑ 13↓ 160.2%
Finish· 26.22 mi
11:21/mi
5:18:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:36:14
Pace11:55 /mi
2nd Half
Distance13.11 mi
Time2:42:45
Pace12:25 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:03:2038:2112:2138:21
12:21
-
10K
6.21 mi12:39:111:14:1211:5635:51
11:32
-0:49
15K
9.32 mi13:15:481:50:4911:5336:37
11:47
+0:15
20K
12.43 mi13:53:202:28:2111:5637:32
12:05
+0:18
Half
13.11 mi14:01:132:36:1411:557:53
11:33
-0:32
25K
15.53 mi14:30:573:05:5811:5829:44
12:16
+0:43
30K
18.64 mi15:10:343:45:3512:0639:37
12:45
+0:29
20M
20.00 mi15:27:404:02:4112:0817:06
12:35
-0:10
21M
21.00 mi15:40:544:15:5512:1113:14
13:14
+0:39
35K
21.75 mi15:50:034:25:0412:119:09
12:14
-1:00
23M
23.00 mi16:05:274:40:2812:1215:24
12:18
+0:04
24M
24.00 mi16:17:314:52:3212:1112:04
12:04
-0:14
40K
24.85 mi16:27:565:02:5712:1110:25
12:11
+0:07
25.2M
25.20 mi16:32:245:07:2512:124:28
12:57
+0:46
Finish
26.22 mi16:43:585:18:5912:1011:34
11:21
-1:36

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

11:21 /mi

Average Pace

12:10 /mi

Slowest Pace

13:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:04:34

77% of race

Time at Steady Pace

1:14:25

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:10 /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 mi12:03:2038:2112:2138:21
12:21
#28310
10K
6.21 mi12:39:111:14:1211:5635:51
11:32
#28103
15K
9.32 mi13:15:481:50:4911:5336:37
11:47
#27938
20K
12.43 mi13:53:202:28:2111:5637:32
12:05
#27769
Half
13.11 mi14:01:132:36:1411:557:53
11:33
#27742
25K
15.53 mi14:30:573:05:5811:5829:44
12:16
#27574
30K
18.64 mi15:10:343:45:3512:0639:37
12:45
#27396
20M
20.00 mi15:27:404:02:4112:0817:06
12:35
#27308
21M
21.00 mi15:40:544:15:5512:1113:14
13:14
#27245
35K
21.75 mi15:50:034:25:0412:119:09
12:14
#27208
23M
23.00 mi16:05:274:40:2812:1215:24
12:18
#27145
24M
24.00 mi16:17:314:52:3212:1112:04
12:04
#27117
40K
24.85 mi16:27:565:02:5712:1110:25
12:11
#27070
25.2M
25.20 mi16:32:245:07:2512:124:28
12:57
#27044
Finish
26.22 mi16:43:585:18:5912:1011:34
11:21
#27011
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi28310121651216527478(Top 97%)11667(Top 95%)11667(Top 16432%)
10K6.21 mi3.10 mi28103+20712032+13312032+13327640(Top 97%)11744(Top 96%)11744(Top 16541%)
15K9.32 mi3.11 mi27938+16511931+10111931+10127478(Top 97%)11667(Top 95%)11667(Top 16432%)
20K12.43 mi3.11 mi27769+16911835+9611835+9627183(Top 96%)11506(Top 94%)11506(Top 16206%)
Half13.11 mi0.68 mi27742+2711825+1011825+1027098(Top 95%)11471(Top 94%)11471(Top 16156%)
25K15.53 mi2.42 mi27574+16811720+10511720+10526703(Top 94%)11251(Top 92%)11251(Top 15846%)
30K18.64 mi3.11 mi27396+17811640+8011640+8026427(Top 93%)11186(Top 91%)11186(Top 15755%)
20M20.00 mi1.36 mi27308+8811588+5211588+5225989(Top 91%)11011(Top 90%)11011(Top 15508%)
21M21.00 mi1.00 mi27245+6311559+2911559+2925350(Top 89%)10738(Top 88%)10738(Top 15124%)
35K21.75 mi0.75 mi27208+3711544+1511544+1526157(Top 92%)11170(Top 91%)11170(Top 15732%)
23M23.00 mi1.25 mi27145+6311512+3211512+3225533(Top 90%)10878(Top 89%)10878(Top 15321%)
24M24.00 mi1.00 mi27117+2811504+811504+825751(Top 91%)11007(Top 90%)11007(Top 15503%)
40K24.85 mi0.85 mi27070+4711481+2311481+2325197(Top 89%)10768(Top 88%)10768(Top 15166%)
25.2M25.20 mi0.35 mi27044+2611473+811473+824939(Top 88%)10661(Top 87%)10661(Top 15015%)
Finish26.22 mi1.02 mi27011+3311455+1811455+1825926(Top 91%)11119(Top 91%)11119(Top 15661%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

27478

Females

11667

F70-74

11667

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

27640

Females

11744

F70-74

11744

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

27478

Females

11667

F70-74

11667

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

27183

Females

11506

F70-74

11506

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

27098

Females

11471

F70-74

11471

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

26703

Females

11251

F70-74

11251

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

26427

Females

11186

F70-74

11186

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25989

Females

11011

F70-74

11011

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25350

Females

10738

F70-74

10738

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

26157

Females

11170

F70-74

11170

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

25533

Females

10878

F70-74

10878

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25751

Females

11007

F70-74

11007

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25197

Females

10768

F70-74

10768

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

24939

Females

10661

F70-74

10661

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25926

Females

11119

F70-74

11119

Passing Analysis

Category:
Athletes Passed
1354
Passed By
55
Net Change
+1299
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28310
5K → 10K2081+207#28310#28103
10K → 15K1672+165#28103#27938
15K → 20K1712+169#27938#27769
20K → Half347+27#27769#27742
Half → 25K1746+168#27742#27574
25K → 30K1846+178#27574#27396
30K → 20M880+88#27396#27308
20M → 21M663+63#27308#27245
21M → 35K436+37#27245#27208
35K → 23M685+63#27208#27145
23M → 24M368+28#27145#27117
24M → 40K525+47#27117#27070
40K → 25.2M271+26#27070#27044
25.2M → Finish363+33#27044#27011
TOTALS135455+1299
📊

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