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BOSTON MARATHON 2025

Oxana Balayan

Bib: 20303•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 49%
Masters (Masters Women)
#0 / 6759
Top 37%
Division (F55-59)
#0 / 994
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:11
Rank: #17405
Start → 5K
25:11 | 8:06/mi
10K· 6.21 mi
50:19
Rank: #17241 (+164)
5K → 10K
25:08 | 8:05/mi
15K· 9.32 mi
1:15:14
Rank: #16867 (+374)
10K → 15K
24:55 | 8:01/mi
20K· 12.43 mi
1:40:49
Rank: #16777 (+90)
15K → 20K
25:35 | 8:14/mi
Half· 13.11 mi
1:46:22
Rank: #16763 (+14)
20K → Half
5:33 | 8:08/mi
25K· 15.53 mi
2:07:02
Rank: #16821 (-58)
Half → 25K
20:40 | 8:31/mi
30K· 18.64 mi
2:35:03
Rank: #16938 (-117)
25K → 30K
28:01 | 9:01/mi
20M
2:47:31
Rank: #16984 (-46)
30K → 20M
12:28 | 9:10/mi
21M
2:57:41
Rank: #17099 (-115)
20M → 21M
10:10 | 10:10/mi
35K· 21.75 mi
3:04:14
Rank: #17079 (+20)
21M → 35K
6:33 | 8:45/mi
23M
3:15:52
Rank: #17126 (-47)
35K → 23M
11:38 | 9:17/mi
24M
3:24:51
Rank: #17137 (-11)
23M → 24M
8:59 | 8:59/mi
40K· 24.85 mi
3:32:13
Rank: #17009 (+128)
24M → 40K
7:22 | 8:37/mi
25.2M
3:35:26
Rank: #16949 (+60)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:44:07
Rank: #16940 (+9)
25.2M → Finish
8:41 | 8:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:22
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:57:45
Pace8:59 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2825:118:0625:11
8:06
-
10K
6.21 mi11:44:3650:198:0625:08
8:05
-0:01
15K
9.32 mi12:09:311:15:148:0424:55
8:01
-0:04
20K
12.43 mi12:35:061:40:498:0725:35
8:14
+0:13
Half
13.11 mi12:40:391:46:228:075:33
8:08
-0:06
25K
15.53 mi13:01:192:07:028:1120:40
8:31
+0:23
30K
18.64 mi13:29:202:35:038:1928:01
9:01
+0:30
20M
20.00 mi13:41:482:47:318:2312:28
9:10
+0:09
21M
21.00 mi13:51:582:57:418:2810:10
10:10
+1:00
35K
21.75 mi13:58:313:04:148:286:33
8:45
-1:25
23M
23.00 mi14:10:093:15:528:3111:38
9:17
+0:32
24M
24.00 mi14:19:083:24:518:328:59
8:59
-0:18
40K
24.85 mi14:26:303:32:138:327:22
8:37
-0:22
25.2M
25.20 mi14:29:433:35:268:333:13
9:20
+0:43
Finish
26.22 mi14:38:243:44:078:338:41
8:31
-0:49

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

8:01 /mi

Average Pace

8:33 /mi

Slowest Pace

10:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:22

47% of race

Time at Steady Pace

43:16

19% of race

Time at Slower Pace

1:14:29

33% of race

Average Pace: 8:33 /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 mi11:19:2825:118:0625:11
8:06
#17405
10K
6.21 mi11:44:3650:198:0625:08
8:05
#17241
15K
9.32 mi12:09:311:15:148:0424:55
8:01
#16867
20K
12.43 mi12:35:061:40:498:0725:35
8:14
#16777
Half
13.11 mi12:40:391:46:228:075:33
8:08
#16763
25K
15.53 mi13:01:192:07:028:1120:40
8:31
#16821
30K
18.64 mi13:29:202:35:038:1928:01
9:01
#16938
20M
20.00 mi13:41:482:47:318:2312:28
9:10
#16984
21M
21.00 mi13:51:582:57:418:2810:10
10:10
#17099
35K
21.75 mi13:58:313:04:148:286:33
8:45
#17079
23M
23.00 mi14:10:093:15:528:3111:38
9:17
#17126
24M
24.00 mi14:19:083:24:518:328:59
8:59
#17137
40K
24.85 mi14:26:303:32:138:327:22
8:37
#17009
25.2M
25.20 mi14:29:433:35:268:333:13
9:20
#16949
Finish
26.22 mi14:38:243:44:078:338:41
8:31
#16940
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi174055978597816209(Top 57%)5259(Top 43%)5259(Top 529%)
10K6.21 mi3.10 mi17241+1645870+1085870+10817133(Top 60%)5779(Top 47%)5779(Top 581%)
15K9.32 mi3.11 mi16867+3745646+2245646+22416209(Top 57%)5259(Top 43%)5259(Top 529%)
20K12.43 mi3.11 mi16777+905607+395607+3916545(Top 58%)5519(Top 45%)5519(Top 555%)
Half13.11 mi0.68 mi16763+145593+145593+1416922(Top 60%)5725(Top 47%)5725(Top 576%)
25K15.53 mi2.42 mi16821-585657-645657-6417352(Top 61%)6054(Top 50%)6054(Top 609%)
30K18.64 mi3.11 mi16938-1175777-1205777-12017783(Top 63%)6462(Top 53%)6462(Top 650%)
20M20.00 mi1.36 mi16984-465835-585835-5817659(Top 62%)6503(Top 53%)6503(Top 654%)
21M21.00 mi1.00 mi17099-1155939-1045939-10418922(Top 67%)7293(Top 60%)7293(Top 734%)
35K21.75 mi0.75 mi17079+205954-155954-1517045(Top 60%)6366(Top 52%)6366(Top 640%)
23M23.00 mi1.25 mi17126-476010-566010-5617741(Top 62%)6858(Top 56%)6858(Top 690%)
24M24.00 mi1.00 mi17137-116033-236033-2317296(Top 61%)6644(Top 54%)6644(Top 668%)
40K24.85 mi0.85 mi17009+1285990+435990+4314197(Top 50%)5077(Top 42%)5077(Top 511%)
25.2M25.20 mi0.35 mi16949+605974+165974+1613707(Top 48%)4887(Top 40%)4887(Top 492%)
Finish26.22 mi1.02 mi16940+95980-65980-616374(Top 58%)6234(Top 51%)6234(Top 627%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

16209

Females

5259

F55-59

5259

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

17133

Females

5779

F55-59

5779

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

16209

Females

5259

F55-59

5259

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

16545

Females

5519

F55-59

5519

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

16922

Females

5725

F55-59

5725

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

17352

Females

6054

F55-59

6054

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17783

Females

6462

F55-59

6462

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

17659

Females

6503

F55-59

6503

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

18922

Females

7293

F55-59

7293

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

17045

Females

6366

F55-59

6366

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

17741

Females

6858

F55-59

6858

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

17296

Females

6644

F55-59

6644

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14197

Females

5077

F55-59

5077

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13707

Females

4887

F55-59

4887

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16374

Females

6234

F55-59

6234

Passing Analysis

Category:
Athletes Passed
2115
Passed By
1650
Net Change
+465
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17405
5K → 10K381217+164#17405#17241
10K → 15K43561+374#17241#16867
15K → 20K235145+90#16867#16777
20K → Half4632+14#16777#16763
Half → 25K137195-58#16763#16821
25K → 30K184301-117#16821#16938
30K → 20M77123-46#16938#16984
20M → 21M87202-115#16984#17099
21M → 35K7656+20#17099#17079
35K → 23M98145-47#17079#17126
23M → 24M8091-11#17126#17137
24M → 40K14113+128#17137#17009
40K → 25.2M7010+60#17009#16949
25.2M → Finish6859+9#16949#16940
TOTALS21151650+465
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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