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BOSTON MARATHON 2025

Ophélia Butin

Bib: 30654•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
9:33/mi
29:39
↑ 97↓ 3451.5%
10K· 6.21 mi
9:30/mi
59:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:46/mi
1:29:31
↑ 67↓ 78
20K· 12.43 mi
10:50/mi
2:03:09
↑ 106↓ 860.1%
Half· 13.11 mi
10:08/mi
2:10:04
↑ 19↓ 370.5%
25K· 15.53 mi
11:19/mi
2:37:31
↑ 66↓ 880.2%
30K· 18.64 mi
11:43/mi
3:13:56
↑ 181↓ 1480.2%
20M
10:39/mi
3:28:25
↑ 64↓ 500.2%
21M
12:52/mi
3:41:17
↑ 106↓ 241.6%
35K· 21.75 mi
10:22/mi
3:49:02
↑ 17↓ 861.7%
23M
10:33/mi
4:02:15
↑ 23↓ 630.6%
24M
10:37/mi
4:12:52
↓ 821.3%
40K· 24.85 mi
10:14/mi
4:21:37
↓ 200.3%
25.2M
11:19/mi
4:25:31
↑ 13↓ 160.2%
Finish· 26.22 mi
9:05/mi
4:34:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:04
Pace9:55 /mi
2nd Half
Distance13.11 mi
Time2:24:42
Pace11:02 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0729:399:3329:39
9:33
-
10K
6.21 mi12:19:3959:119:3129:32
9:30
-0:03
15K
9.32 mi12:49:591:29:319:3630:20
9:46
+0:16
20K
12.43 mi13:23:372:03:099:5533:38
10:50
+1:04
Half
13.11 mi13:30:322:10:049:556:55
10:08
-0:42
25K
15.53 mi13:57:592:37:3110:0827:27
11:19
+1:11
30K
18.64 mi14:34:243:13:5610:2436:25
11:43
+0:24
20M
20.00 mi14:48:533:28:2510:2514:29
10:39
-1:04
21M
21.00 mi15:01:453:41:1710:3212:52
12:52
+2:13
35K
21.75 mi15:09:303:49:0210:327:45
10:22
-2:30
23M
23.00 mi15:22:434:02:1510:3213:13
10:33
+0:11
24M
24.00 mi15:33:204:12:5210:3210:37
10:37
+0:04
40K
24.85 mi15:42:054:21:3710:328:45
10:14
-0:23
25.2M
25.20 mi15:45:594:25:3110:323:54
11:19
+1:05
Finish
26.22 mi15:55:144:34:4610:299:15
9:05
-2:14

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

9:05 /mi

Average Pace

10:29 /mi

Slowest Pace

12:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:46

36% of race

Time at Steady Pace

1:35:22

35% of race

Time at Slower Pace

1:20:38

29% of race

Average Pace: 10:29 /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 mi11:50:0729:399:3329:39
9:33
#24390
10K
6.21 mi12:19:3959:119:3129:32
9:30
#24256
15K
9.32 mi12:49:591:29:319:3630:20
9:46
#24324
20K
12.43 mi13:23:372:03:099:5533:38
10:50
#24786
Half
13.11 mi13:30:322:10:049:556:55
10:08
#24805
25K
15.53 mi13:57:592:37:3110:0827:27
11:19
#25007
30K
18.64 mi14:34:243:13:5610:2436:25
11:43
#25049
20M
20.00 mi14:48:533:28:2510:2514:29
10:39
#24920
21M
21.00 mi15:01:453:41:1710:3212:52
12:52
#24936
35K
21.75 mi15:09:303:49:0210:327:45
10:22
#24876
23M
23.00 mi15:22:434:02:1510:3213:13
10:33
#24751
24M
24.00 mi15:33:204:12:5210:3210:37
10:37
#24688
40K
24.85 mi15:42:054:21:3710:328:45
10:14
#24587
25.2M
25.20 mi15:45:594:25:3110:323:54
11:19
#24549
Finish
26.22 mi15:55:144:34:4610:299:15
9:05
#24439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi243909900990024469(Top 86%)9937(Top 81%)9937(Top 182%)
10K6.21 mi3.10 mi24256+1349822+789822+7824136(Top 85%)9765(Top 80%)9765(Top 179%)
15K9.32 mi3.11 mi24324-689857-359857-3524469(Top 86%)9937(Top 81%)9937(Top 182%)
20K12.43 mi3.11 mi24786-46210113-25610113-25625758(Top 91%)10673(Top 87%)10673(Top 195%)
Half13.11 mi0.68 mi24805-1910124-1110124-1125137(Top 88%)10336(Top 85%)10336(Top 189%)
25K15.53 mi2.42 mi25007-20210251-12710251-12725645(Top 90%)10660(Top 87%)10660(Top 195%)
30K18.64 mi3.11 mi25049-4210302-5110302-5125181(Top 89%)10500(Top 86%)10500(Top 192%)
20M20.00 mi1.36 mi24920+12910254+4810254+4822864(Top 80%)9351(Top 76%)9351(Top 171%)
21M21.00 mi1.00 mi24936-1610268-1410268-1424891(Top 88%)10510(Top 86%)10510(Top 192%)
35K21.75 mi0.75 mi24876+6010242+2610242+2622875(Top 81%)9488(Top 78%)9488(Top 173%)
23M23.00 mi1.25 mi24751+12510191+5110191+5122170(Top 78%)9158(Top 75%)9158(Top 167%)
24M24.00 mi1.00 mi24688+6310175+1610175+1623132(Top 81%)9702(Top 79%)9702(Top 177%)
40K24.85 mi0.85 mi24587+10110127+4810127+4821211(Top 75%)8781(Top 72%)8781(Top 161%)
25.2M25.20 mi0.35 mi24549+3810111+1610111+1621609(Top 76%)8978(Top 73%)8978(Top 164%)
Finish26.22 mi1.02 mi24439+11010066+4510066+4519454(Top 68%)7854(Top 64%)7854(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24469

Females

9937

F18-39

9937

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

24136

Females

9765

F18-39

9765

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24469

Females

9937

F18-39

9937

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25758

Females

10673

F18-39

10673

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

25137

Females

10336

F18-39

10336

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25645

Females

10660

F18-39

10660

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25181

Females

10500

F18-39

10500

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22864

Females

9351

F18-39

9351

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

24891

Females

10510

F18-39

10510

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

22875

Females

9488

F18-39

9488

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22170

Females

9158

F18-39

9158

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

23132

Females

9702

F18-39

9702

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21211

Females

8781

F18-39

8781

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21609

Females

8978

F18-39

8978

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19454

Females

7854

F18-39

7854

Passing Analysis

Category:
Athletes Passed
1327
Passed By
1376
Net Change
-49
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24390
5K → 10K292158+134#24390#24256
10K → 15K116184-68#24256#24324
15K → 20K36498-462#24324#24786
20K → Half1736-19#24786#24805
Half → 25K49251-202#24805#25007
25K → 30K109151-42#25007#25049
30K → 20M1356+129#25049#24920
20M → 21M4561-16#24920#24936
21M → 35K7313+60#24936#24876
35K → 23M1261+125#24876#24751
23M → 24M729+63#24751#24688
24M → 40K1054+101#24688#24587
40K → 25.2M413+38#24587#24549
25.2M → Finish1111+110#24549#24439
TOTALS13271376-49
📊

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