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BOSTON MARATHON 2025

Petra Vitez Costantini

Bib: 28825•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
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
9:22/mi
29:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:17/mi
57:59
↑ 79↓ 1380.4%
15K· 9.32 mi
9:25/mi
1:27:14
↑ 67↓ 78
20K· 12.43 mi
10:03/mi
1:58:26
↑ 106↓ 860.1%
Half· 13.11 mi
9:21/mi
2:04:49
↑ 19↓ 370.5%
25K· 15.53 mi
9:39/mi
2:28:14
↑ 66↓ 880.2%
30K· 18.64 mi
10:16/mi
3:00:08
↑ 181↓ 1480.2%
20M
10:37/mi
3:14:33
↑ 64↓ 500.2%
21M
10:50/mi
3:25:23
↑ 106↓ 241.6%
35K· 21.75 mi
9:47/mi
3:32:42
↑ 17↓ 861.7%
23M
10:57/mi
3:46:24
↑ 23↓ 630.6%
24M
9:25/mi
3:55:49
↓ 821.3%
40K· 24.85 mi
10:20/mi
4:04:39
↓ 200.3%
25.2M
11:24/mi
4:08:35
↑ 13↓ 160.2%
Finish· 26.22 mi
8:58/mi
4:17:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:49
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:12:54
Pace10:08 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3429:079:2229:07
9:22
-
10K
6.21 mi12:16:2657:599:2028:52
9:17
-0:05
15K
9.32 mi12:45:411:27:149:2229:15
9:25
+0:08
20K
12.43 mi13:16:531:58:269:3231:12
10:03
+0:38
Half
13.11 mi13:23:162:04:499:316:23
9:21
-0:42
25K
15.53 mi13:46:412:28:149:3323:25
9:39
+0:18
30K
18.64 mi14:18:353:00:089:4031:54
10:16
+0:37
20M
20.00 mi14:33:003:14:339:4414:25
10:37
+0:21
21M
21.00 mi14:43:503:25:239:4710:50
10:50
+0:13
35K
21.75 mi14:51:093:32:429:477:19
9:47
-1:03
23M
23.00 mi15:04:513:46:249:5113:42
10:57
+1:10
24M
24.00 mi15:14:163:55:499:509:25
9:25
-1:32
40K
24.85 mi15:23:064:04:399:518:50
10:20
+0:55
25.2M
25.20 mi15:27:024:08:359:523:56
11:24
+1:04
Finish
26.22 mi15:36:104:17:439:509:08
8:58
-2:26

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

8:58 /mi

Average Pace

9:50 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:10

44% of race

Time at Steady Pace

1:01:56

24% of race

Time at Slower Pace

1:23:37

32% of race

Average Pace: 9:50 /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 mi11:47:3429:079:2229:07
9:22
#23819
10K
6.21 mi12:16:2657:599:2028:52
9:17
#23659
15K
9.32 mi12:45:411:27:149:2229:15
9:25
#23627
20K
12.43 mi13:16:531:58:269:3231:12
10:03
#23822
Half
13.11 mi13:23:162:04:499:316:23
9:21
#23790
25K
15.53 mi13:46:412:28:149:3323:25
9:39
#23535
30K
18.64 mi14:18:353:00:089:4031:54
10:16
#23283
20M
20.00 mi14:33:003:14:339:4414:25
10:37
#23225
21M
21.00 mi14:43:503:25:239:4710:50
10:50
#23096
35K
21.75 mi14:51:093:32:429:477:19
9:47
#23018
23M
23.00 mi15:04:513:46:249:5113:42
10:57
#23035
24M
24.00 mi15:14:163:55:499:509:25
9:25
#22859
40K
24.85 mi15:23:064:04:399:518:50
10:20
#22804
25.2M
25.20 mi15:27:024:08:359:523:56
11:24
#22787
Finish
26.22 mi15:36:104:17:439:509:08
8:58
#22680
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi238199596959623522(Top 83%)9390(Top 77%)9390(Top 547%)
10K6.21 mi3.10 mi23659+1609516+809516+8023503(Top 83%)9414(Top 77%)9414(Top 548%)
15K9.32 mi3.11 mi23627+329471+459471+4523522(Top 83%)9390(Top 77%)9390(Top 547%)
20K12.43 mi3.11 mi23822-1959593-1229593-12224315(Top 86%)9887(Top 81%)9887(Top 575%)
Half13.11 mi0.68 mi23790+329572+219572+2123150(Top 82%)9233(Top 76%)9233(Top 537%)
25K15.53 mi2.42 mi23535+2559439+1339439+13322392(Top 79%)8872(Top 73%)8872(Top 516%)
30K18.64 mi3.11 mi23283+2529339+1009339+10022363(Top 79%)8979(Top 73%)8979(Top 523%)
20M20.00 mi1.36 mi23225+589328+119328+1122729(Top 80%)9269(Top 76%)9269(Top 540%)
21M21.00 mi1.00 mi23096+1299274+549274+5420944(Top 74%)8426(Top 69%)8426(Top 490%)
35K21.75 mi0.75 mi23018+789252+229252+2221300(Top 75%)8674(Top 71%)8674(Top 505%)
23M23.00 mi1.25 mi23035-179280-289280-2823101(Top 81%)9657(Top 79%)9657(Top 562%)
24M24.00 mi1.00 mi22859+1769210+709210+7019349(Top 68%)7746(Top 63%)7746(Top 451%)
40K24.85 mi0.85 mi22804+559199+119199+1121492(Top 76%)8926(Top 73%)8926(Top 520%)
25.2M25.20 mi0.35 mi22787+179196+39196+321841(Top 77%)9079(Top 74%)9079(Top 528%)
Finish26.22 mi1.02 mi22680+1079158+389158+3818889(Top 67%)7549(Top 62%)7549(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

23522

Females

9390

F40-44

9390

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23503

Females

9414

F40-44

9414

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

23522

Females

9390

F40-44

9390

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24315

Females

9887

F40-44

9887

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23150

Females

9233

F40-44

9233

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

22392

Females

8872

F40-44

8872

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22363

Females

8979

F40-44

8979

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22729

Females

9269

F40-44

9269

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

20944

Females

8426

F40-44

8426

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21300

Females

8674

F40-44

8674

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

23101

Females

9657

F40-44

9657

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19349

Females

7746

F40-44

7746

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21492

Females

8926

F40-44

8926

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21841

Females

9079

F40-44

9079

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

18889

Females

7549

F40-44

7549

Passing Analysis

Category:
Athletes Passed
1992
Passed By
853
Net Change
+1139
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23819
5K → 10K327167+160#23819#23659
10K → 15K186154+32#23659#23627
15K → 20K74269-195#23627#23822
20K → Half419+32#23822#23790
Half → 25K27116+255#23790#23535
25K → 30K30149+252#23535#23283
30K → 20M10951+58#23283#23225
20M → 21M1334+129#23225#23096
21M → 35K868+78#23096#23018
35K → 23M6077-17#23018#23035
23M → 24M1793+176#23035#22859
24M → 40K8126+55#22859#22804
40K → 25.2M3013+17#22804#22787
25.2M → Finish1147+107#22787#22680
TOTALS1992853+1139
📊

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