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BOSTON MARATHON 2025

Ann Smith

Bib: 24177•F

UT

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

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
8:07/mi
25:12
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
50:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:22/mi
1:16:48
↑ 67↓ 78
20K· 12.43 mi
8:48/mi
1:44:07
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:49:59
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:11:37
↑ 66↓ 880.2%
30K· 18.64 mi
9:39/mi
2:41:35
↑ 181↓ 1480.2%
20M
9:47/mi
2:54:53
↑ 64↓ 500.2%
21M
11:28/mi
3:06:21
↑ 106↓ 241.6%
35K· 21.75 mi
10:19/mi
3:14:04
↑ 17↓ 861.7%
23M
10:50/mi
3:27:38
↑ 23↓ 630.6%
24M
10:16/mi
3:37:54
↓ 821.3%
40K· 24.85 mi
9:49/mi
3:46:18
↓ 200.3%
25.2M
12:05/mi
3:50:28
↑ 13↓ 160.2%
Finish· 26.22 mi
9:02/mi
3:59:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:59
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time2:09:41
Pace9:54 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1025:128:0725:12
8:07
-
10K
6.21 mi11:49:4550:478:1025:35
8:14
+0:07
15K
9.32 mi12:15:461:16:488:1426:01
8:22
+0:08
20K
12.43 mi12:43:051:44:078:2327:19
8:48
+0:26
Half
13.11 mi12:48:571:49:598:235:52
8:36
-0:12
25K
15.53 mi13:10:352:11:378:2821:38
8:55
+0:19
30K
18.64 mi13:40:332:41:358:4029:58
9:39
+0:44
20M
20.00 mi13:53:512:54:538:4513:18
9:47
+0:08
21M
21.00 mi14:05:193:06:218:5211:28
11:28
+1:41
35K
21.75 mi14:13:023:14:048:557:43
10:19
-1:09
23M
23.00 mi14:26:363:27:389:0213:34
10:50
+0:31
24M
24.00 mi14:36:523:37:549:0510:16
10:16
-0:34
40K
24.85 mi14:45:163:46:189:068:24
9:49
-0:27
25.2M
25.20 mi14:49:263:50:289:094:10
12:05
+2:16
Finish
26.22 mi14:58:383:59:409:099:12
9:02
-3:03

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

8:07 /mi

Average Pace

9:09 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:49

59% of race

Time at Steady Pace

51:40

22% of race

Time at Slower Pace

47:11

20% of race

Average Pace: 9:08 /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 mi11:24:1025:128:0725:12
8:07
#17453
10K
6.21 mi11:49:4550:478:1025:35
8:14
#17797
15K
9.32 mi12:15:461:16:488:1426:01
8:22
#18040
20K
12.43 mi12:43:051:44:078:2327:19
8:48
#18509
Half
13.11 mi12:48:571:49:598:235:52
8:36
#18580
25K
15.53 mi13:10:352:11:378:2821:38
8:55
#18752
30K
18.64 mi13:40:332:41:358:4029:58
9:39
#19163
20M
20.00 mi13:53:512:54:538:4513:18
9:47
#19257
21M
21.00 mi14:05:193:06:218:5211:28
11:28
#19574
35K
21.75 mi14:13:023:14:048:557:43
10:19
#19749
23M
23.00 mi14:26:363:27:389:0213:34
10:50
#20058
24M
24.00 mi14:36:523:37:549:0510:16
10:16
#20190
40K
24.85 mi14:45:163:46:189:068:24
9:49
#20191
25.2M
25.20 mi14:49:263:50:289:094:10
12:05
#20298
Finish
26.22 mi14:58:383:59:409:099:12
9:02
#20297
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi174536008600818555(Top 65%)6638(Top 54%)6638(Top 509%)
10K6.21 mi3.10 mi17797-3446207-1996207-19918146(Top 64%)6392(Top 52%)6392(Top 491%)
15K9.32 mi3.11 mi18040-2436359-1526359-15218555(Top 65%)6638(Top 54%)6638(Top 509%)
20K12.43 mi3.11 mi18509-4696629-2706629-27019910(Top 70%)7433(Top 61%)7433(Top 570%)
Half13.11 mi0.68 mi18580-716667-386667-3819866(Top 70%)7404(Top 61%)7404(Top 568%)
25K15.53 mi2.42 mi18752-1726775-1086775-10819546(Top 69%)7289(Top 60%)7289(Top 559%)
30K18.64 mi3.11 mi19163-4117050-2757050-27520533(Top 72%)7952(Top 65%)7952(Top 610%)
20M20.00 mi1.36 mi19257-947130-807130-8020267(Top 71%)7946(Top 65%)7946(Top 610%)
21M21.00 mi1.00 mi19574-3177334-2047334-20422563(Top 79%)9275(Top 76%)9275(Top 712%)
35K21.75 mi0.75 mi19749-1757447-1137447-11322743(Top 80%)9406(Top 77%)9406(Top 722%)
23M23.00 mi1.25 mi20058-3097654-2077654-20722836(Top 80%)9512(Top 78%)9512(Top 730%)
24M24.00 mi1.00 mi20190-1327747-937747-9322136(Top 78%)9203(Top 75%)9203(Top 706%)
40K24.85 mi0.85 mi20191-17764-177764-1719908(Top 70%)8104(Top 66%)8104(Top 622%)
25.2M25.20 mi0.35 mi20298-1077825-617825-6123416(Top 82%)9862(Top 81%)9862(Top 757%)
Finish26.22 mi1.02 mi20297+17836-117836-1119214(Top 68%)7730(Top 63%)7730(Top 593%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

18555

Females

6638

F50-54

6638

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18146

Females

6392

F50-54

6392

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

18555

Females

6638

F50-54

6638

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19910

Females

7433

F50-54

7433

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19866

Females

7404

F50-54

7404

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19546

Females

7289

F50-54

7289

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20533

Females

7952

F50-54

7952

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

20267

Females

7946

F50-54

7946

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22563

Females

9275

F50-54

9275

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22743

Females

9406

F50-54

9406

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22836

Females

9512

F50-54

9512

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22136

Females

9203

F50-54

9203

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19908

Females

8104

F50-54

8104

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23416

Females

9862

F50-54

9862

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19214

Females

7730

F50-54

7730

Passing Analysis

Category:
Athletes Passed
915
Passed By
3759
Net Change
-2844
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17453
5K → 10K154498-344#17453#17797
10K → 15K116359-243#17797#18040
15K → 20K85554-469#18040#18509
20K → Half1485-71#18509#18580
Half → 25K114286-172#18580#18752
25K → 30K126537-411#18752#19163
30K → 20M76170-94#19163#19257
20M → 21M35352-317#19257#19574
21M → 35K13188-175#19574#19749
35K → 23M32341-309#19749#20058
23M → 24M21153-132#20058#20190
24M → 40K6465-1#20190#20191
40K → 25.2M10117-107#20191#20298
25.2M → Finish5554+1#20298#20297
TOTALS9153759-2844
📊

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