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BOSTON MARATHON 2025

Ann Lee

CA

Bib: 24479 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:14/mi
28:40
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:20/mi
57:40
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:20/mi
1:26:39
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:31/mi
1:56:13
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:27/mi
2:02:40
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:31/mi
2:25:45
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:01/mi
2:56:53
↑ 181↓ 1480.2%
138 ft elev
20M
10:06/mi
3:10:36
↑ 64↓ 500.2%
148 ft elev
21M
10:52/mi
3:21:28
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:28/mi
3:28:33
↑ 17↓ 861.7%
156 ft elev
23M
9:41/mi
3:40:40
↑ 23↓ 630.6%
116 ft elev
24M
9:27/mi
3:50:07
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:24/mi
3:58:09
↓ 200.3%
20 ft elev
25.2M
10:35/mi
4:01:48
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:47/mi
4:11:46
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:40
Pace9:21 /mi
2nd Half
Distance13.11 mi
Time2:09:06
Pace9:51 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:3028:409:1428:40
9:14
-
10K
6.21 mi11:57:3057:409:1729:00
9:20
+0:06
15K
9.32 mi12:26:291:26:399:1828:59
9:20
0:00
20K
12.43 mi12:56:031:56:139:2129:34
9:31
+0:11
Half
13.11 mi13:02:302:02:409:216:27
9:27
-0:04
25K
15.53 mi13:25:352:25:459:2323:05
9:31
+0:04
30K
18.64 mi13:56:432:56:539:2931:08
10:01
+0:30
20M
20.00 mi14:10:263:10:369:3213:43
10:06
+0:05
21M
21.00 mi14:21:183:21:289:3610:52
10:52
+0:46
35K
21.75 mi14:28:233:28:339:357:05
9:28
-1:24
23M
23.00 mi14:40:303:40:409:3612:07
9:41
+0:13
24M
24.00 mi14:49:573:50:079:359:27
9:27
-0:14
40K
24.85 mi14:57:593:58:099:358:02
9:24
-0:03
25.2M
25.20 mi15:01:384:01:489:363:39
10:35
+1:11
Finish
26.22 mi15:11:364:11:469:379:58
9:47
-0:48

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

9:14 /mi

Average Pace

9:37 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:57:15

94% of race

Time at Steady Pace

14:31

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:36 /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 mi11:28:3028:409:1428:40
9:14
#23324
10K
6.21 mi11:57:3057:409:1729:00
9:20
#23484
15K
9.32 mi12:26:291:26:399:1828:59
9:20
#23430
20K
12.43 mi12:56:031:56:139:2129:34
9:31
#23288
Half
13.11 mi13:02:302:02:409:216:27
9:27
#23302
25K
15.53 mi13:25:352:25:459:2323:05
9:31
#23060
30K
18.64 mi13:56:432:56:539:2931:08
10:01
#22771
20M
20.00 mi14:10:263:10:369:3213:43
10:06
#22653
21M
21.00 mi14:21:183:21:289:3610:52
10:52
#22545
35K
21.75 mi14:28:233:28:339:357:05
9:28
#22451
23M
23.00 mi14:40:303:40:409:3612:07
9:41
#22269
24M
24.00 mi14:49:573:50:079:359:27
9:27
#22150
40K
24.85 mi14:57:593:58:099:358:02
9:24
#22007
25.2M
25.20 mi15:01:384:01:489:363:39
10:35
#21962
Finish
26.22 mi15:11:364:11:469:379:58
9:47
#21962
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi233249341934123297(Top 82%)9260(Top 76%)9260(Top 932%)
10K6.21 mi3.10 mi23484-1609409-689409-6823637(Top 83%)9482(Top 78%)9482(Top 954%)
15K9.32 mi3.11 mi23430+549370+399370+3923297(Top 82%)9260(Top 76%)9260(Top 932%)
20K12.43 mi3.11 mi23288+1429279+919279+9122961(Top 81%)9126(Top 75%)9126(Top 918%)
Half13.11 mi0.68 mi23302-149288-99288-923435(Top 83%)9387(Top 77%)9387(Top 944%)
25K15.53 mi2.42 mi23060+2429171+1179171+11721936(Top 77%)8618(Top 70%)8618(Top 867%)
30K18.64 mi3.11 mi22771+2899055+1169055+11621658(Top 76%)8590(Top 70%)8590(Top 864%)
20M20.00 mi1.36 mi22653+1189015+409015+4021268(Top 75%)8504(Top 70%)8504(Top 856%)
21M21.00 mi1.00 mi22545+1088969+468969+4621058(Top 74%)8479(Top 69%)8479(Top 853%)
35K21.75 mi0.75 mi22451+948932+378932+3720258(Top 71%)8116(Top 66%)8116(Top 816%)
23M23.00 mi1.25 mi22269+1828866+668866+6619385(Top 68%)7728(Top 63%)7728(Top 777%)
24M24.00 mi1.00 mi22150+1198820+468820+4619466(Top 69%)7816(Top 64%)7816(Top 786%)
40K24.85 mi0.85 mi22007+1438761+598761+5918311(Top 64%)7289(Top 60%)7289(Top 733%)
25.2M25.20 mi0.35 mi21962+458745+168745+1619359(Top 68%)7847(Top 64%)7847(Top 789%)
Finish26.22 mi1.02 mi219628758-138758-1322219(Top 78%)9274(Top 76%)9274(Top 933%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23297

Females

9260

F55-59

9260

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23637

Females

9482

F55-59

9482

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23297

Females

9260

F55-59

9260

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

22961

Females

9126

F55-59

9126

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23435

Females

9387

F55-59

9387

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

21936

Females

8618

F55-59

8618

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

21658

Females

8590

F55-59

8590

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21268

Females

8504

F55-59

8504

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

21058

Females

8479

F55-59

8479

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

20258

Females

8116

F55-59

8116

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19385

Females

7728

F55-59

7728

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19466

Females

7816

F55-59

7816

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18311

Females

7289

F55-59

7289

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

19359

Females

7847

F55-59

7847

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22219

Females

9274

F55-59

9274

Passing Analysis

Category:
Athletes Passed
2143
Passed By
781
Net Change
+1362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23324
5K → 10K168328-160#23324#23484
10K → 15K206152+54#23484#23430
15K → 20K22078+142#23430#23288
20K → Half2539-14#23288#23302
Half → 25K27129+242#23302#23060
25K → 30K32536+289#23060#22771
30K → 20M13719+118#22771#22653
20M → 21M13729+108#22653#22545
21M → 35K995+94#22545#22451
35K → 23M1864+182#22451#22269
23M → 24M1223+119#22269#22150
24M → 40K1485+143#22150#22007
40K → 25.2M516+45#22007#21962
25.2M → Finish48480#21962#21962
TOTALS2143781+1362
📊

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