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BOSTON MARATHON 2025

Olha Feidak

Bib: 15812•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
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
8:40/mi
26:57
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:43/mi
1:21:28
↑ 67↓ 78
20K· 12.43 mi
8:32/mi
1:47:59
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:53:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:23/mi
2:14:06
↑ 66↓ 880.2%
30K· 18.64 mi
8:39/mi
2:41:00
↑ 181↓ 1480.2%
20M
8:15/mi
2:52:13
↑ 64↓ 500.2%
21M
8:31/mi
3:00:44
↑ 106↓ 241.6%
35K· 21.75 mi
7:48/mi
3:06:34
↑ 17↓ 861.7%
23M
8:02/mi
3:16:37
↑ 23↓ 630.6%
24M
7:42/mi
3:24:19
↓ 821.3%
40K· 24.85 mi
7:50/mi
3:31:01
↓ 200.3%
25.2M
8:48/mi
3:34:03
↑ 13↓ 160.2%
Finish· 26.22 mi
7:35/mi
3:41:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:53:47
Pace8:41 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
📊Negative Split: 5.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:4226:578:4026:57
8:40
-
10K
6.21 mi11:26:0754:228:4527:25
8:49
+0:09
15K
9.32 mi11:53:131:21:288:4427:06
8:43
-0:06
20K
12.43 mi12:19:441:47:598:4126:31
8:32
-0:11
Half
13.11 mi12:25:321:53:478:415:48
8:30
-0:02
25K
15.53 mi12:45:512:14:068:3820:19
8:23
-0:07
30K
18.64 mi13:12:452:41:008:3826:54
8:39
+0:16
20M
20.00 mi13:23:582:52:138:3711:13
8:15
-0:24
21M
21.00 mi13:32:293:00:448:368:31
8:31
+0:16
35K
21.75 mi13:38:193:06:348:355:50
7:48
-0:43
23M
23.00 mi13:48:223:16:378:3310:03
8:02
+0:14
24M
24.00 mi13:56:043:24:198:317:42
7:42
-0:20
40K
24.85 mi14:02:463:31:018:296:42
7:50
+0:08
25.2M
25.20 mi14:05:483:34:038:303:02
8:48
+0:58
Finish
26.22 mi14:13:323:41:478:287:44
7:35
-1:13

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

7:35 /mi

Average Pace

8:28 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:14

22% of race

Time at Steady Pace

2:52:33

78% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi10:58:4226:578:4026:57
8:40
#20894
10K
6.21 mi11:26:0754:228:4527:25
8:49
#21163
15K
9.32 mi11:53:131:21:288:4427:06
8:43
#20954
20K
12.43 mi12:19:441:47:598:4126:31
8:32
#20343
Half
13.11 mi12:25:321:53:478:415:48
8:30
#20296
25K
15.53 mi12:45:512:14:068:3820:19
8:23
#19695
30K
18.64 mi13:12:452:41:008:3826:54
8:39
#18959
20M
20.00 mi13:23:582:52:138:3711:13
8:15
#18495
21M
21.00 mi13:32:293:00:448:368:31
8:31
#18054
35K
21.75 mi13:38:193:06:348:355:50
7:48
#17790
23M
23.00 mi13:48:223:16:378:3310:03
8:02
#17333
24M
24.00 mi13:56:043:24:198:317:42
7:42
#16976
40K
24.85 mi14:02:463:31:018:296:42
7:50
#16673
25.2M
25.20 mi14:05:483:34:038:303:02
8:48
#16577
Finish
26.22 mi14:13:323:41:478:287:44
7:35
#16317
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi208948018801820607(Top 73%)7775(Top 64%)7775(Top 142%)
10K6.21 mi3.10 mi21163-2698137-1198137-11921519(Top 76%)8314(Top 68%)8314(Top 152%)
15K9.32 mi3.11 mi20954+2098016+1218016+12120607(Top 73%)7775(Top 64%)7775(Top 142%)
20K12.43 mi3.11 mi20343+6117669+3477669+34718466(Top 65%)6605(Top 54%)6605(Top 121%)
Half13.11 mi0.68 mi20296+477650+197650+1919209(Top 68%)7000(Top 57%)7000(Top 128%)
25K15.53 mi2.42 mi19695+6017312+3387312+33816451(Top 58%)5562(Top 45%)5562(Top 102%)
30K18.64 mi3.11 mi18959+7366923+3896923+38915770(Top 56%)5326(Top 44%)5326(Top 97%)
20M20.00 mi1.36 mi18495+4646691+2326691+23212221(Top 43%)3571(Top 29%)3571(Top 65%)
21M21.00 mi1.00 mi18054+4416465+2266465+22610633(Top 37%)2936(Top 24%)2936(Top 54%)
35K21.75 mi0.75 mi17790+2646326+1396326+13910900(Top 38%)3083(Top 25%)3083(Top 56%)
23M23.00 mi1.25 mi17333+4576130+1966130+19610270(Top 36%)2888(Top 24%)2888(Top 53%)
24M24.00 mi1.00 mi16976+3575940+1905940+1909156(Top 32%)2412(Top 20%)2412(Top 44%)
40K24.85 mi0.85 mi16673+3035796+1445796+1449104(Top 32%)2525(Top 21%)2525(Top 46%)
25.2M25.20 mi0.35 mi16577+965747+495747+4910742(Top 38%)3398(Top 28%)3398(Top 62%)
Finish26.22 mi1.02 mi16317+2605614+1335614+1339898(Top 35%)2957(Top 24%)2957(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20607

Females

7775

F18-39

7775

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21519

Females

8314

F18-39

8314

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20607

Females

7775

F18-39

7775

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18466

Females

6605

F18-39

6605

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19209

Females

7000

F18-39

7000

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

16451

Females

5562

F18-39

5562

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

15770

Females

5326

F18-39

5326

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12221

Females

3571

F18-39

3571

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

10633

Females

2936

F18-39

2936

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10900

Females

3083

F18-39

3083

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

10270

Females

2888

F18-39

2888

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

9156

Females

2412

F18-39

2412

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9104

Females

2525

F18-39

2525

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10742

Females

3398

F18-39

3398

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9898

Females

2957

F18-39

2957

Passing Analysis

Category:
Athletes Passed
5143
Passed By
566
Net Change
+4577
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20894
5K → 10K163432-269#20894#21163
10K → 15K30293+209#21163#20954
15K → 20K6176+611#20954#20343
20K → Half6114+47#20343#20296
Half → 25K6065+601#20296#19695
25K → 30K7404+736#19695#18959
30K → 20M4640+464#18959#18495
20M → 21M4410+441#18495#18054
21M → 35K2640+264#18054#17790
35K → 23M4592+457#17790#17333
23M → 24M3570+357#17333#16976
24M → 40K3041+303#16976#16673
40K → 25.2M993+96#16673#16577
25.2M → Finish2666+260#16577#16317
TOTALS5143566+4577
📊

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