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BOSTON MARATHON 2025

Marina Vranos

Bib: 31842•F

MA

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
9:13/mi
28:38
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
57:41
↑ 79↓ 1380.4%
15K· 9.32 mi
9:05/mi
1:25:55
↑ 67↓ 78
20K· 12.43 mi
9:15/mi
1:54:38
↑ 106↓ 860.1%
Half· 13.11 mi
8:59/mi
2:00:46
↑ 19↓ 370.5%
25K· 15.53 mi
9:07/mi
2:22:52
↑ 66↓ 880.2%
30K· 18.64 mi
9:21/mi
2:51:55
↑ 181↓ 1480.2%
20M
9:12/mi
3:04:25
↑ 64↓ 500.2%
21M
9:08/mi
3:13:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
3:19:51
↑ 17↓ 861.7%
23M
8:46/mi
3:30:49
↑ 23↓ 630.6%
24M
8:39/mi
3:39:28
↓ 821.3%
40K· 24.85 mi
8:21/mi
3:46:36
↓ 200.3%
25.2M
8:59/mi
3:49:42
↑ 13↓ 160.2%
Finish· 26.22 mi
7:49/mi
3:57:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:00:46
Pace9:13 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:56:54
Pace8:55 /mi
📊Negative Split: 3.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:2428:389:1328:38
9:13
-
10K
6.21 mi12:23:2757:419:1729:03
9:21
+0:08
15K
9.32 mi12:51:411:25:559:1328:14
9:05
-0:16
20K
12.43 mi13:20:241:54:389:1328:43
9:15
+0:10
Half
13.11 mi13:26:322:00:469:136:08
8:59
-0:16
25K
15.53 mi13:48:382:22:529:1222:06
9:07
+0:08
30K
18.64 mi14:17:412:51:559:1329:03
9:21
+0:14
20M
20.00 mi14:30:113:04:259:1312:30
9:12
-0:09
21M
21.00 mi14:39:193:13:339:139:08
9:08
-0:04
35K
21.75 mi14:45:373:19:519:116:18
8:25
-0:43
23M
23.00 mi14:56:353:30:499:1010:58
8:46
+0:21
24M
24.00 mi15:05:143:39:289:098:39
8:39
-0:07
40K
24.85 mi15:12:223:46:369:077:08
8:21
-0:18
25.2M
25.20 mi15:15:283:49:429:073:06
8:59
+0:38
Finish
26.22 mi15:23:263:57:409:047:58
7:49
-1:10

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

7:49 /mi

Average Pace

9:04 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

21:24

9% of race

Time at Steady Pace

2:09:27

54% of race

Time at Slower Pace

1:26:49

37% of race

Average Pace: 9:04 /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 mi11:54:2428:389:1328:38
9:13
#23287
10K
6.21 mi12:23:2757:419:1729:03
9:21
#23495
15K
9.32 mi12:51:411:25:559:1328:14
9:05
#23173
20K
12.43 mi13:20:241:54:389:1328:43
9:15
#22885
Half
13.11 mi13:26:322:00:469:136:08
8:59
#22829
25K
15.53 mi13:48:382:22:529:1222:06
9:07
#22419
30K
18.64 mi14:17:412:51:559:1329:03
9:21
#21864
20M
20.00 mi14:30:113:04:259:1312:30
9:12
#21552
21M
21.00 mi14:39:193:13:339:139:08
9:08
#21206
35K
21.75 mi14:45:373:19:519:116:18
8:25
#20983
23M
23.00 mi14:56:353:30:499:1010:58
8:46
#20672
24M
24.00 mi15:05:143:39:289:098:39
8:39
#20489
40K
24.85 mi15:12:223:46:369:077:08
8:21
#20256
25.2M
25.20 mi15:15:283:49:429:073:06
8:59
#20138
Finish
26.22 mi15:23:263:57:409:047:58
7:49
#19875
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi232879326932622412(Top 79%)8780(Top 72%)8780(Top 161%)
10K6.21 mi3.10 mi23495-2089416-909416-9023686(Top 83%)9510(Top 78%)9510(Top 174%)
15K9.32 mi3.11 mi23173+3229229+1879229+18722412(Top 79%)8780(Top 72%)8780(Top 161%)
20K12.43 mi3.11 mi22885+2889061+1689061+16822053(Top 78%)8613(Top 70%)8613(Top 157%)
Half13.11 mi0.68 mi22829+569026+359026+3521787(Top 77%)8459(Top 69%)8459(Top 155%)
25K15.53 mi2.42 mi22419+4108821+2058821+20520431(Top 72%)7774(Top 64%)7774(Top 142%)
30K18.64 mi3.11 mi21864+5558548+2738548+27319354(Top 68%)7317(Top 60%)7317(Top 134%)
20M20.00 mi1.36 mi21552+3128391+1578391+15717802(Top 63%)6600(Top 54%)6600(Top 121%)
21M21.00 mi1.00 mi21206+3468235+1568235+15614311(Top 50%)4804(Top 39%)4804(Top 88%)
35K21.75 mi0.75 mi20983+2238125+1108125+11015075(Top 53%)5292(Top 43%)5292(Top 97%)
23M23.00 mi1.25 mi20672+3117982+1437982+14314928(Top 53%)5308(Top 43%)5308(Top 97%)
24M24.00 mi1.00 mi20489+1837895+877895+8715493(Top 55%)5655(Top 46%)5655(Top 103%)
40K24.85 mi0.85 mi20256+2337796+997796+9912487(Top 44%)4196(Top 34%)4196(Top 77%)
25.2M25.20 mi0.35 mi20138+1187744+527744+5211874(Top 42%)3950(Top 32%)3950(Top 72%)
Finish26.22 mi1.02 mi19875+2637615+1297615+12911622(Top 41%)3775(Top 31%)3775(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

22412

Females

8780

F18-39

8780

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23686

Females

9510

F18-39

9510

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

22412

Females

8780

F18-39

8780

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22053

Females

8613

F18-39

8613

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21787

Females

8459

F18-39

8459

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

20431

Females

7774

F18-39

7774

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19354

Females

7317

F18-39

7317

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

17802

Females

6600

F18-39

6600

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14311

Females

4804

F18-39

4804

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

15075

Females

5292

F18-39

5292

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14928

Females

5308

F18-39

5308

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15493

Females

5655

F18-39

5655

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12487

Females

4196

F18-39

4196

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11874

Females

3950

F18-39

3950

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

11622

Females

3775

F18-39

3775

Passing Analysis

Category:
Athletes Passed
3911
Passed By
499
Net Change
+3412
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23287
5K → 10K154362-208#23287#23495
10K → 15K37654+322#23495#23173
15K → 20K32941+288#23173#22885
20K → Half6711+56#22885#22829
Half → 25K4166+410#22829#22419
25K → 30K56510+555#22419#21864
30K → 20M3153+312#21864#21552
20M → 21M3471+346#21552#21206
21M → 35K2230+223#21206#20983
35K → 23M3143+311#20983#20672
23M → 24M1852+183#20672#20489
24M → 40K2330+233#20489#20256
40K → 25.2M1202+118#20256#20138
25.2M → Finish2674+263#20138#19875
TOTALS3911499+3412
📊

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