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BOSTON MARATHON 2025

Heidi Kaneko

Bib: 25024•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 16%
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
8:03/mi
25:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
51:16
↑ 79↓ 1380.4%
15K· 9.32 mi
8:19/mi
1:17:06
↑ 67↓ 78
20K· 12.43 mi
9:16/mi
1:45:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:14/mi
1:51:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:12:39
↑ 66↓ 880.2%
30K· 18.64 mi
9:23/mi
2:41:49
↑ 181↓ 1480.2%
20M
9:24/mi
2:54:35
↑ 64↓ 500.2%
21M
10:17/mi
3:04:52
↑ 106↓ 241.6%
35K· 21.75 mi
8:39/mi
3:11:20
↑ 17↓ 861.7%
23M
9:25/mi
3:23:08
↑ 23↓ 630.6%
24M
9:10/mi
3:32:18
↓ 821.3%
40K· 24.85 mi
9:21/mi
3:40:18
↓ 200.3%
25.2M
10:26/mi
3:43:54
↑ 13↓ 160.2%
Finish· 26.22 mi
9:27/mi
3:53:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:31
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:02:01
Pace9:18 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:1025:028:0325:02
8:03
-
10K
6.21 mi11:51:2451:168:1526:14
8:27
+0:24
15K
9.32 mi12:17:141:17:068:1625:50
8:19
-0:08
20K
12.43 mi12:46:021:45:548:3128:48
9:16
+0:57
Half
13.11 mi12:51:391:51:318:305:37
8:14
-1:02
25K
15.53 mi13:12:472:12:398:3221:08
8:43
+0:29
30K
18.64 mi13:41:572:41:498:4129:10
9:23
+0:40
20M
20.00 mi13:54:432:54:358:4412:46
9:24
+0:01
21M
21.00 mi14:05:003:04:528:4810:17
10:17
+0:53
35K
21.75 mi14:11:283:11:208:486:28
8:39
-1:38
23M
23.00 mi14:23:163:23:088:5011:48
9:25
+0:46
24M
24.00 mi14:32:263:32:188:519:10
9:10
-0:15
40K
24.85 mi14:40:263:40:188:528:00
9:21
+0:11
25.2M
25.20 mi14:44:023:43:548:533:36
10:26
+1:05
Finish
26.22 mi14:53:403:53:328:559:38
9:27
-0:59

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

8:03 /mi

Average Pace

8:55 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:19

47% of race

Time at Steady Pace

1:49:20

47% of race

Time at Slower Pace

13:53

6% 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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:25:1025:028:0325:02
8:03
#17085
10K
6.21 mi11:51:2451:168:1526:14
8:27
#18310
15K
9.32 mi12:17:141:17:068:1625:50
8:19
#18227
20K
12.43 mi12:46:021:45:548:3128:48
9:16
#19402
Half
13.11 mi12:51:391:51:318:305:37
8:14
#19305
25K
15.53 mi13:12:472:12:398:3221:08
8:43
#19159
30K
18.64 mi13:41:572:41:498:4129:10
9:23
#19232
20M
20.00 mi13:54:432:54:358:4412:46
9:24
#19165
21M
21.00 mi14:05:003:04:528:4810:17
10:17
#19200
35K
21.75 mi14:11:283:11:208:486:28
8:39
#19109
23M
23.00 mi14:23:163:23:088:5011:48
9:25
#19059
24M
24.00 mi14:32:263:32:188:519:10
9:10
#19027
40K
24.85 mi14:40:263:40:188:528:00
9:21
#18958
25.2M
25.20 mi14:44:023:43:548:533:36
10:26
#18957
Finish
26.22 mi14:53:403:53:328:559:38
9:27
#19045
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi170855789578918174(Top 64%)6426(Top 53%)6426(Top 1030%)
10K6.21 mi3.10 mi18310-12256514-7256514-72519485(Top 69%)7164(Top 59%)7164(Top 1148%)
15K9.32 mi3.11 mi18227+836462+526462+5218174(Top 64%)6426(Top 53%)6426(Top 1030%)
20K12.43 mi3.11 mi19402-11757131-6697131-66922180(Top 78%)8685(Top 71%)8685(Top 1392%)
Half13.11 mi0.68 mi19305+977085+467085+4617572(Top 62%)6098(Top 50%)6098(Top 977%)
25K15.53 mi2.42 mi19159+1467004+817004+8118513(Top 65%)6714(Top 55%)6714(Top 1076%)
30K18.64 mi3.11 mi19232-737093-897093-8919491(Top 69%)7386(Top 60%)7386(Top 1184%)
20M20.00 mi1.36 mi19165+677072+217072+2118737(Top 66%)7127(Top 58%)7127(Top 1142%)
21M21.00 mi1.00 mi19200-357113-417113-4119315(Top 68%)7502(Top 61%)7502(Top 1202%)
35K21.75 mi0.75 mi19109+917078+357078+3516404(Top 58%)6024(Top 49%)6024(Top 965%)
23M23.00 mi1.25 mi19059+507079-17079-118359(Top 65%)7166(Top 59%)7166(Top 1148%)
24M24.00 mi1.00 mi19027+327081-27081-218209(Top 64%)7148(Top 58%)7148(Top 1146%)
40K24.85 mi0.85 mi18958+697075+67075+618124(Top 64%)7182(Top 59%)7182(Top 1151%)
25.2M25.20 mi0.35 mi18957+17087-127087-1218827(Top 66%)7538(Top 62%)7538(Top 1208%)
Finish26.22 mi1.02 mi19045-887156-697156-6921024(Top 74%)8666(Top 71%)8666(Top 1389%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18174

Females

6426

F60-64

6426

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19485

Females

7164

F60-64

7164

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18174

Females

6426

F60-64

6426

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22180

Females

8685

F60-64

8685

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

17572

Females

6098

F60-64

6098

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18513

Females

6714

F60-64

6714

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

19491

Females

7386

F60-64

7386

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18737

Females

7127

F60-64

7127

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

19315

Females

7502

F60-64

7502

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

16404

Females

6024

F60-64

6024

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

18359

Females

7166

F60-64

7166

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

18209

Females

7148

F60-64

7148

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18124

Females

7182

F60-64

7182

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18827

Females

7538

F60-64

7538

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

21024

Females

8666

F60-64

8666

Passing Analysis

Category:
Athletes Passed
1519
Passed By
3479
Net Change
-1960
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17085
5K → 10K401265-1225#17085#18310
10K → 15K230147+83#18310#18227
15K → 20K221197-1175#18227#19402
20K → Half1014+97#19402#19305
Half → 25K24397+146#19305#19159
25K → 30K200273-73#19159#19232
30K → 20M13467+67#19232#19165
20M → 21M91126-35#19165#19200
21M → 35K10413+91#19200#19109
35K → 23M11464+50#19109#19059
23M → 24M8048+32#19059#19027
24M → 40K10132+69#19027#18958
40K → 25.2M2928+1#18958#18957
25.2M → Finish30118-88#18957#19045
TOTALS15193479-1960
📊

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