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BOSTON MARATHON 2025

Valerie Miller

Bib: 25579•F

FL

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
Top 35%
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
9:38/mi
29:57
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
1:00:28
↑ 79↓ 1380.4%
15K· 9.32 mi
10:03/mi
1:31:41
↑ 67↓ 78
20K· 12.43 mi
10:07/mi
2:03:08
↑ 106↓ 860.1%
Half· 13.11 mi
9:46/mi
2:09:48
↑ 19↓ 370.5%
25K· 15.53 mi
10:51/mi
2:36:06
↑ 66↓ 880.2%
30K· 18.64 mi
10:54/mi
3:09:58
↑ 181↓ 1480.2%
20M
11:15/mi
3:25:15
↑ 64↓ 500.2%
21M
13:03/mi
3:38:18
↑ 106↓ 241.6%
35K· 21.75 mi
11:32/mi
3:46:56
↑ 17↓ 861.7%
23M
11:44/mi
4:01:38
↑ 23↓ 630.6%
24M
11:22/mi
4:13:00
↓ 821.3%
40K· 24.85 mi
11:30/mi
4:22:50
↓ 200.3%
25.2M
11:45/mi
4:26:53
↑ 13↓ 160.2%
Finish· 26.22 mi
10:35/mi
4:37:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:48
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:27:52
Pace11:17 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1029:579:3829:57
9:38
-
10K
6.21 mi12:15:411:00:289:4430:31
9:49
+0:11
15K
9.32 mi12:46:541:31:419:5031:13
10:03
+0:14
20K
12.43 mi13:18:212:03:089:5431:27
10:07
+0:04
Half
13.11 mi13:25:012:09:489:546:40
9:46
-0:21
25K
15.53 mi13:51:192:36:0610:0326:18
10:51
+1:05
30K
18.64 mi14:25:113:09:5810:1133:52
10:54
+0:03
20M
20.00 mi14:40:283:25:1510:1615:17
11:15
+0:21
21M
21.00 mi14:53:313:38:1810:2413:03
13:03
+1:48
35K
21.75 mi15:02:093:46:5610:268:38
11:32
-1:31
23M
23.00 mi15:16:514:01:3810:3014:42
11:44
+0:12
24M
24.00 mi15:28:134:13:0010:3311:22
11:22
-0:22
40K
24.85 mi15:38:034:22:5010:349:50
11:30
+0:08
25.2M
25.20 mi15:42:064:26:5310:354:03
11:45
+0:15
Finish
26.22 mi15:52:534:37:4010:3610:47
10:35
-1:10

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

9:38 /mi

Average Pace

10:36 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:48

47% of race

Time at Steady Pace

1:26:14

31% of race

Time at Slower Pace

1:01:38

22% of race

Average Pace: 10:35 /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 mi11:45:1029:579:3829:57
9:38
#24647
10K
6.21 mi12:15:411:00:289:4430:31
9:49
#24811
15K
9.32 mi12:46:541:31:419:5031:13
10:03
#24895
20K
12.43 mi13:18:212:03:089:5431:27
10:07
#24779
Half
13.11 mi13:25:012:09:489:546:40
9:46
#24750
25K
15.53 mi13:51:192:36:0610:0326:18
10:51
#24821
30K
18.64 mi14:25:113:09:5810:1133:52
10:54
#24639
20M
20.00 mi14:40:283:25:1510:1615:17
11:15
#24608
21M
21.00 mi14:53:313:38:1810:2413:03
13:03
#24663
35K
21.75 mi15:02:093:46:5610:268:38
11:32
#24694
23M
23.00 mi15:16:514:01:3810:3014:42
11:44
#24700
24M
24.00 mi15:28:134:13:0010:3311:22
11:22
#24708
40K
24.85 mi15:38:034:22:5010:349:50
11:30
#24692
25.2M
25.20 mi15:42:064:26:5310:354:03
11:45
#24667
Finish
26.22 mi15:52:534:37:4010:3610:47
10:35
#24671
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi24647100351003525074(Top 88%)10257(Top 84%)10257(Top 14446%)
10K6.21 mi3.10 mi24811-16410130-9510130-9524901(Top 88%)10181(Top 83%)10181(Top 14339%)
15K9.32 mi3.11 mi24895-8410170-4010170-4025074(Top 88%)10257(Top 84%)10257(Top 14446%)
20K12.43 mi3.11 mi24779+11610110+6010110+6024471(Top 86%)9971(Top 82%)9971(Top 14044%)
Half13.11 mi0.68 mi24750+2910096+1410096+1424276(Top 85%)9865(Top 81%)9865(Top 13894%)
25K15.53 mi2.42 mi24821-7110160-6410160-6424970(Top 88%)10270(Top 84%)10270(Top 14465%)
30K18.64 mi3.11 mi24639+18210080+8010080+8023819(Top 84%)9773(Top 80%)9773(Top 13765%)
20M20.00 mi1.36 mi24608+3110076+410076+424078(Top 85%)9996(Top 82%)9996(Top 14079%)
21M21.00 mi1.00 mi24663-5510122-4610122-4625091(Top 88%)10611(Top 87%)10611(Top 14945%)
35K21.75 mi0.75 mi24694-3110146-2410146-2425135(Top 88%)10657(Top 87%)10657(Top 15010%)
23M23.00 mi1.25 mi24700-610170-2410170-2424648(Top 87%)10418(Top 85%)10418(Top 14673%)
24M24.00 mi1.00 mi24708-810191-2110191-2124663(Top 87%)10469(Top 86%)10469(Top 14745%)
40K24.85 mi0.85 mi24692+16101911019124112(Top 85%)10223(Top 84%)10223(Top 14399%)
25.2M25.20 mi0.35 mi24667+2510182+910182+922595(Top 80%)9471(Top 77%)9471(Top 13339%)
Finish26.22 mi1.02 mi24671-410190-810190-824441(Top 86%)10373(Top 85%)10373(Top 14610%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

25074

Females

10257

F70-74

10257

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

24901

Females

10181

F70-74

10181

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

25074

Females

10257

F70-74

10257

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24471

Females

9971

F70-74

9971

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24276

Females

9865

F70-74

9865

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

24970

Females

10270

F70-74

10270

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23819

Females

9773

F70-74

9773

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24078

Females

9996

F70-74

9996

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

25091

Females

10611

F70-74

10611

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

25135

Females

10657

F70-74

10657

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

24648

Females

10418

F70-74

10418

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24663

Females

10469

F70-74

10469

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24112

Females

10223

F70-74

10223

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22595

Females

9471

F70-74

9471

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24441

Females

10373

F70-74

10373

Passing Analysis

Category:
Athletes Passed
1093
Passed By
1117
Net Change
-24
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24647
5K → 10K144308-164#24647#24811
10K → 15K95179-84#24811#24895
15K → 20K19579+116#24895#24779
20K → Half4011+29#24779#24750
Half → 25K71142-71#24750#24821
25K → 30K23856+182#24821#24639
30K → 20M6332+31#24639#24608
20M → 21M3691-55#24608#24663
21M → 35K2051-31#24663#24694
35K → 23M5359-6#24694#24700
23M → 24M3745-8#24700#24708
24M → 40K4327+16#24708#24692
40K → 25.2M272+25#24692#24667
25.2M → Finish3135-4#24667#24671
TOTALS10931117-24
📊

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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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing