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BOSTON MARATHON 2025

Anna Rollo

Bib: 22424•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 41%
Masters (Masters Women)
#0 / 6759
Top 27%
Division (F50-54)
#0 / 1303
Top 18%
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
7:49/mi
24:16
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
47:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:12:22
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:37:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:42:48
↑ 19↓ 370.5%
25K· 15.53 mi
8:14/mi
2:02:46
↑ 66↓ 880.2%
30K· 18.64 mi
8:41/mi
2:29:44
↑ 181↓ 1480.2%
20M
8:41/mi
2:41:32
↑ 64↓ 500.2%
21M
9:33/mi
2:51:05
↑ 106↓ 241.6%
35K· 21.75 mi
8:13/mi
2:57:14
↑ 17↓ 861.7%
23M
8:46/mi
3:08:12
↑ 23↓ 630.6%
24M
8:46/mi
3:16:58
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:24:49
↓ 200.3%
25.2M
10:12/mi
3:28:20
↑ 13↓ 160.2%
Finish· 26.22 mi
8:58/mi
3:37:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:48
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:54:40
Pace8:45 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5424:167:4924:16
7:49
-
10K
6.21 mi12:08:3347:557:4323:39
7:37
-0:12
15K
9.32 mi12:33:001:12:227:4624:27
7:52
+0:15
20K
12.43 mi12:58:041:37:267:5025:04
8:04
+0:12
Half
13.11 mi13:03:261:42:487:505:22
7:52
-0:12
25K
15.53 mi13:23:242:02:467:5419:58
8:14
+0:22
30K
18.64 mi13:50:222:29:448:0226:58
8:41
+0:27
20M
20.00 mi14:02:102:41:328:0511:48
8:41
0:00
21M
21.00 mi14:11:432:51:058:099:33
9:33
+0:52
35K
21.75 mi14:17:522:57:148:096:09
8:13
-1:20
23M
23.00 mi14:28:503:08:128:1110:58
8:46
+0:33
24M
24.00 mi14:37:363:16:588:128:46
8:46
0:00
40K
24.85 mi14:45:273:24:498:147:51
9:11
+0:25
25.2M
25.20 mi14:48:583:28:208:163:31
10:12
+1:01
Finish
26.22 mi14:58:063:37:288:189:08
8:58
-1:14

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

7:37 /mi

Average Pace

8:18 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:55

59% of race

Time at Steady Pace

1:07:38

31% of race

Time at Slower Pace

20:55

10% of race

Average Pace: 8:18 /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 mi11:44:5424:167:4924:16
7:49
#14920
10K
6.21 mi12:08:3347:557:4323:39
7:37
#14011
15K
9.32 mi12:33:001:12:227:4624:27
7:52
#14337
20K
12.43 mi12:58:041:37:267:5025:04
8:04
#14596
Half
13.11 mi13:03:261:42:487:505:22
7:52
#14595
25K
15.53 mi13:23:242:02:467:5419:58
8:14
#14748
30K
18.64 mi13:50:222:29:448:0226:58
8:41
#14986
20M
20.00 mi14:02:102:41:328:0511:48
8:41
#14957
21M
21.00 mi14:11:432:51:058:099:33
9:33
#15005
35K
21.75 mi14:17:522:57:148:096:09
8:13
#14943
23M
23.00 mi14:28:503:08:128:1110:58
8:46
#14893
24M
24.00 mi14:37:363:16:588:128:46
8:46
#14933
40K
24.85 mi14:45:273:24:498:147:51
9:11
#15046
25.2M
25.20 mi14:48:583:28:208:163:31
10:12
#15086
Finish
26.22 mi14:58:063:37:288:189:08
8:58
#15257
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi149204479447915000(Top 53%)4580(Top 37%)4580(Top 351%)
10K6.21 mi3.10 mi14011+9093950+5293950+52913156(Top 46%)3468(Top 28%)3468(Top 266%)
15K9.32 mi3.11 mi14337-3264162-2124162-21215000(Top 53%)4580(Top 37%)4580(Top 351%)
20K12.43 mi3.11 mi14596-2594347-1854347-18515419(Top 54%)4871(Top 40%)4871(Top 374%)
Half13.11 mi0.68 mi14595+14346+14346+114878(Top 52%)4556(Top 37%)4556(Top 350%)
25K15.53 mi2.42 mi14748-1534473-1274473-12715540(Top 55%)5048(Top 41%)5048(Top 387%)
30K18.64 mi3.11 mi14986-2384660-1874660-18715878(Top 56%)5386(Top 44%)5386(Top 413%)
20M20.00 mi1.36 mi14957+294672-124672-1214963(Top 53%)5022(Top 41%)5022(Top 385%)
21M21.00 mi1.00 mi15005-484725-534725-5316318(Top 57%)5877(Top 48%)5877(Top 451%)
35K21.75 mi0.75 mi14943+624705+204705+2013807(Top 49%)4587(Top 38%)4587(Top 352%)
23M23.00 mi1.25 mi14893+504702+34702+314897(Top 52%)5277(Top 43%)5277(Top 405%)
24M24.00 mi1.00 mi14933-404767-654767-6516129(Top 57%)5998(Top 49%)5998(Top 460%)
40K24.85 mi0.85 mi15046-1134864-974864-9717266(Top 61%)6724(Top 55%)6724(Top 516%)
25.2M25.20 mi0.35 mi15086-404904-404904-4017884(Top 63%)7062(Top 58%)7062(Top 542%)
Finish26.22 mi1.02 mi15257-1715019-1155019-11518849(Top 66%)7509(Top 61%)7509(Top 576%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

15000

Females

4580

F50-54

4580

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13156

Females

3468

F50-54

3468

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

15000

Females

4580

F50-54

4580

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15419

Females

4871

F50-54

4871

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14878

Females

4556

F50-54

4556

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15540

Females

5048

F50-54

5048

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

15878

Females

5386

F50-54

5386

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14963

Females

5022

F50-54

5022

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

16318

Females

5877

F50-54

5877

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13807

Females

4587

F50-54

4587

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

14897

Females

5277

F50-54

5277

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16129

Females

5998

F50-54

5998

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17266

Females

6724

F50-54

6724

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17884

Females

7062

F50-54

7062

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

18849

Females

7509

F50-54

7509

Passing Analysis

Category:
Athletes Passed
2165
Passed By
2502
Net Change
-337
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14920
5K → 10K95647+909#14920#14011
10K → 15K106432-326#14011#14337
15K → 20K133392-259#14337#14596
20K → Half4140+1#14596#14595
Half → 25K133286-153#14595#14748
25K → 30K177415-238#14748#14986
30K → 20M142113+29#14986#14957
20M → 21M103151-48#14957#15005
21M → 35K8725+62#15005#14943
35K → 23M13989+50#14943#14893
23M → 24M63103-40#14893#14933
24M → 40K36149-113#14933#15046
40K → 25.2M2868-40#15046#15086
25.2M → Finish21192-171#15086#15257
TOTALS21652502-337
📊

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