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BOSTON MARATHON 2025

Sara Sills

Bib: 22214•F

DC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
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
8:52/mi
27:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:53/mi
55:08
↑ 79↓ 1380.4%
15K· 9.32 mi
8:54/mi
1:22:48
↑ 67↓ 78
20K· 12.43 mi
9:02/mi
1:50:52
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:56:54
↑ 19↓ 370.5%
25K· 15.53 mi
9:18/mi
2:19:28
↑ 66↓ 880.2%
30K· 18.64 mi
9:37/mi
2:49:22
↑ 181↓ 1480.2%
20M
9:28/mi
3:02:14
↑ 64↓ 500.2%
21M
10:03/mi
3:12:17
↑ 106↓ 241.6%
35K· 21.75 mi
9:57/mi
3:19:44
↑ 17↓ 861.7%
23M
9:20/mi
3:31:25
↑ 23↓ 630.6%
24M
9:36/mi
3:41:01
↓ 821.3%
40K· 24.85 mi
9:28/mi
3:49:07
↓ 200.3%
25.2M
11:01/mi
3:52:55
↑ 13↓ 160.2%
Finish· 26.22 mi
9:07/mi
4:02:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:54
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:05:18
Pace9:33 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4527:328:5227:32
8:52
-
10K
6.21 mi11:51:2155:088:5227:36
8:53
+0:01
15K
9.32 mi12:19:011:22:488:5327:40
8:54
+0:01
20K
12.43 mi12:47:051:50:528:5528:04
9:02
+0:08
Half
13.11 mi12:53:071:56:548:556:02
8:51
-0:11
25K
15.53 mi13:15:412:19:288:5922:34
9:18
+0:27
30K
18.64 mi13:45:352:49:229:0529:54
9:37
+0:19
20M
20.00 mi13:58:273:02:149:0712:52
9:28
-0:09
21M
21.00 mi14:08:303:12:179:0910:03
10:03
+0:35
35K
21.75 mi14:15:573:19:449:117:27
9:57
-0:06
23M
23.00 mi14:27:383:31:259:1211:41
9:20
-0:37
24M
24.00 mi14:37:143:41:019:139:36
9:36
+0:16
40K
24.85 mi14:45:203:49:079:138:06
9:28
-0:08
25.2M
25.20 mi14:49:083:52:559:153:48
11:01
+1:33
Finish
26.22 mi14:58:254:02:129:159:17
9:07
-1:54

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

8:51 /mi

Average Pace

9:15 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:54

48% of race

Time at Steady Pace

1:14:06

31% of race

Time at Slower Pace

51:12

21% of race

Average Pace: 9:14 /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 mi11:23:4527:328:5227:32
8:52
#21819
10K
6.21 mi11:51:2155:088:5227:36
8:53
#21831
15K
9.32 mi12:19:011:22:488:5327:40
8:54
#21742
20K
12.43 mi12:47:051:50:528:5528:04
9:02
#21557
Half
13.11 mi12:53:071:56:548:556:02
8:51
#21526
25K
15.53 mi13:15:412:19:288:5922:34
9:18
#21466
30K
18.64 mi13:45:352:49:229:0529:54
9:37
#21274
20M
20.00 mi13:58:273:02:149:0712:52
9:28
#21084
21M
21.00 mi14:08:303:12:179:0910:03
10:03
#20916
35K
21.75 mi14:15:573:19:449:117:27
9:57
#20966
23M
23.00 mi14:27:383:31:259:1211:41
9:20
#20793
24M
24.00 mi14:37:143:41:019:139:36
9:36
#20770
40K
24.85 mi14:45:203:49:079:138:06
9:28
#20688
25.2M
25.20 mi14:49:083:52:559:153:48
11:01
#20700
Finish
26.22 mi14:58:254:02:129:159:17
9:07
#20661
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi218198525852521603(Top 76%)8332(Top 68%)8332(Top 460%)
10K6.21 mi3.10 mi21831-128513+128513+1221837(Top 77%)8506(Top 70%)8506(Top 469%)
15K9.32 mi3.11 mi21742+898460+538460+5321603(Top 76%)8332(Top 68%)8332(Top 460%)
20K12.43 mi3.11 mi21557+1858348+1128348+11221154(Top 74%)8136(Top 67%)8136(Top 449%)
Half13.11 mi0.68 mi21526+318333+158333+1521148(Top 74%)8119(Top 66%)8119(Top 448%)
25K15.53 mi2.42 mi21466+608302+318302+3121220(Top 75%)8213(Top 67%)8213(Top 453%)
30K18.64 mi3.11 mi21274+1928234+688234+6820452(Top 72%)7908(Top 65%)7908(Top 436%)
20M20.00 mi1.36 mi21084+1908154+808154+8019057(Top 67%)7293(Top 60%)7293(Top 402%)
21M21.00 mi1.00 mi20916+1688076+788076+7818530(Top 65%)7082(Top 58%)7082(Top 391%)
35K21.75 mi0.75 mi20966-508115-398115-3921794(Top 77%)8928(Top 73%)8928(Top 492%)
23M23.00 mi1.25 mi20793+1738049+668049+6617960(Top 63%)6975(Top 57%)6975(Top 385%)
24M24.00 mi1.00 mi20770+238049804920005(Top 70%)8087(Top 66%)8087(Top 446%)
40K24.85 mi0.85 mi20688+828021+288021+2818638(Top 66%)7454(Top 61%)7454(Top 411%)
25.2M25.20 mi0.35 mi20700-128036-158036-1520734(Top 73%)8518(Top 70%)8518(Top 470%)
Finish26.22 mi1.02 mi20661+398034+28034+219572(Top 69%)7909(Top 65%)7909(Top 436%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21603

Females

8332

F45-49

8332

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21837

Females

8506

F45-49

8506

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21603

Females

8332

F45-49

8332

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

21154

Females

8136

F45-49

8136

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

21148

Females

8119

F45-49

8119

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21220

Females

8213

F45-49

8213

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20452

Females

7908

F45-49

7908

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

19057

Females

7293

F45-49

7293

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18530

Females

7082

F45-49

7082

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21794

Females

8928

F45-49

8928

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

17960

Females

6975

F45-49

6975

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

20005

Females

8087

F45-49

8087

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18638

Females

7454

F45-49

7454

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20734

Females

8518

F45-49

8518

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19572

Females

7909

F45-49

7909

Passing Analysis

Category:
Athletes Passed
2164
Passed By
1006
Net Change
+1158
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21819
5K → 10K257269-12#21819#21831
10K → 15K246157+89#21831#21742
15K → 20K27994+185#21742#21557
20K → Half4817+31#21557#21526
Half → 25K173113+60#21526#21466
25K → 30K29098+192#21466#21274
30K → 20M20515+190#21274#21084
20M → 21M18618+168#21084#20916
21M → 35K4292-50#20916#20966
35K → 23M19017+173#20966#20793
23M → 24M7047+23#20793#20770
24M → 40K9513+82#20770#20688
40K → 25.2M1830-12#20688#20700
25.2M → Finish6526+39#20700#20661
TOTALS21641006+1158
📊

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