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BOSTON MARATHON 2025

Yulia Koroleva

Bib: 19608•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 40%
Masters (Masters Women)
#0 / 6759
Top 25%
Division (F40-44)
#0 / 1718
Top 49%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:37
Rank: #18395
Start → 5K
25:37 | 8:15/mi
10K· 6.21 mi
50:54
Rank: #17930 (+465)
5K → 10K
25:17 | 8:08/mi
15K· 9.32 mi
1:16:10
Rank: #17569 (+361)
10K → 15K
25:16 | 8:08/mi
20K· 12.43 mi
1:41:30
Rank: #17136 (+433)
15K → 20K
25:20 | 8:09/mi
Half· 13.11 mi
1:47:01
Rank: #17083 (+53)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:07:04
Rank: #16833 (+250)
Half → 25K
20:03 | 8:16/mi
30K· 18.64 mi
2:33:15
Rank: #16349 (+484)
25K → 30K
26:11 | 8:26/mi
20M
2:44:48
Rank: #16140 (+209)
30K → 20M
11:33 | 8:30/mi
21M
2:53:35
Rank: #15853 (+287)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
2:59:41
Rank: #15742 (+111)
21M → 35K
6:06 | 8:09/mi
23M
3:10:10
Rank: #15498 (+244)
35K → 23M
10:29 | 8:22/mi
24M
3:18:25
Rank: #15366 (+132)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:25:28
Rank: #15217 (+149)
24M → 40K
7:03 | 8:15/mi
25.2M
3:28:32
Rank: #15135 (+82)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:36:21
Rank: #14930 (+205)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:01
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:49:20
Pace8:20 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4425:378:1525:37
8:15
-
10K
6.21 mi11:41:0150:548:1125:17
8:08
-0:07
15K
9.32 mi12:06:171:16:108:1025:16
8:08
0:00
20K
12.43 mi12:31:371:41:308:1025:20
8:09
+0:01
Half
13.11 mi12:37:081:47:018:105:31
8:05
-0:04
25K
15.53 mi12:57:112:07:048:1120:03
8:16
+0:11
30K
18.64 mi13:23:222:33:158:1326:11
8:26
+0:10
20M
20.00 mi13:34:552:44:488:1411:33
8:30
+0:04
21M
21.00 mi13:43:422:53:358:168:47
8:47
+0:17
35K
21.75 mi13:49:482:59:418:166:06
8:09
-0:38
23M
23.00 mi14:00:173:10:108:1610:29
8:22
+0:13
24M
24.00 mi14:08:323:18:258:168:15
8:15
-0:07
40K
24.85 mi14:15:353:25:288:167:03
8:15
0:00
25.2M
25.20 mi14:18:393:28:328:173:04
8:54
+0:39
Finish
26.22 mi14:26:283:36:218:157:49
7:40
-1:14

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

7:40 /mi

Average Pace

8:15 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:46

77% of race

Time at Steady Pace

49:35

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi11:15:4425:378:1525:37
8:15
#18395
10K
6.21 mi11:41:0150:548:1125:17
8:08
#17930
15K
9.32 mi12:06:171:16:108:1025:16
8:08
#17569
20K
12.43 mi12:31:371:41:308:1025:20
8:09
#17136
Half
13.11 mi12:37:081:47:018:105:31
8:05
#17083
25K
15.53 mi12:57:112:07:048:1120:03
8:16
#16833
30K
18.64 mi13:23:222:33:158:1326:11
8:26
#16349
20M
20.00 mi13:34:552:44:488:1411:33
8:30
#16140
21M
21.00 mi13:43:422:53:358:168:47
8:47
#15853
35K
21.75 mi13:49:482:59:418:166:06
8:09
#15742
23M
23.00 mi14:00:173:10:108:1610:29
8:22
#15498
24M
24.00 mi14:08:323:18:258:168:15
8:15
#15366
40K
24.85 mi14:15:353:25:288:167:03
8:15
#15217
25.2M
25.20 mi14:18:393:28:328:173:04
8:54
#15135
Finish
26.22 mi14:26:283:36:218:157:49
7:40
#14930
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi183956574657416970(Top 60%)5714(Top 47%)5714(Top 333%)
10K6.21 mi3.10 mi17930+4656279+2956279+29517466(Top 61%)5979(Top 49%)5979(Top 348%)
15K9.32 mi3.11 mi17569+3616054+2256054+22516970(Top 60%)5714(Top 47%)5714(Top 333%)
20K12.43 mi3.11 mi17136+4335821+2335821+23316016(Top 56%)5218(Top 43%)5218(Top 304%)
Half13.11 mi0.68 mi17083+535797+245797+2416548(Top 58%)5494(Top 45%)5494(Top 320%)
25K15.53 mi2.42 mi16833+2505663+1345663+13415731(Top 55%)5145(Top 42%)5145(Top 299%)
30K18.64 mi3.11 mi16349+4845442+2215442+22114322(Top 50%)4544(Top 37%)4544(Top 264%)
20M20.00 mi1.36 mi16140+2095348+945348+9413818(Top 49%)4426(Top 36%)4426(Top 258%)
21M21.00 mi1.00 mi15853+2875220+1285220+12812241(Top 43%)3738(Top 31%)3738(Top 218%)
35K21.75 mi0.75 mi15742+1115181+395181+3913357(Top 47%)4356(Top 36%)4356(Top 254%)
23M23.00 mi1.25 mi15498+2445068+1135068+11312534(Top 44%)4019(Top 33%)4019(Top 234%)
24M24.00 mi1.00 mi15366+1325021+475021+4712945(Top 46%)4295(Top 35%)4295(Top 250%)
40K24.85 mi0.85 mi15217+1494969+524969+5211887(Top 42%)3874(Top 32%)3874(Top 225%)
25.2M25.20 mi0.35 mi15135+824929+404929+4011297(Top 40%)3671(Top 30%)3671(Top 214%)
Finish26.22 mi1.02 mi14930+2054834+954834+9510534(Top 37%)3249(Top 27%)3249(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

16970

Females

5714

F40-44

5714

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17466

Females

5979

F40-44

5979

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

16970

Females

5714

F40-44

5714

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

16016

Females

5218

F40-44

5218

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

16548

Females

5494

F40-44

5494

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15731

Females

5145

F40-44

5145

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

14322

Females

4544

F40-44

4544

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13818

Females

4426

F40-44

4426

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12241

Females

3738

F40-44

3738

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

13357

Females

4356

F40-44

4356

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

12534

Females

4019

F40-44

4019

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12945

Females

4295

F40-44

4295

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11887

Females

3874

F40-44

3874

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11297

Females

3671

F40-44

3671

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10534

Females

3249

F40-44

3249

Passing Analysis

Category:
Athletes Passed
3803
Passed By
338
Net Change
+3465
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18395
5K → 10K573108+465#18395#17930
10K → 15K41756+361#17930#17569
15K → 20K45219+433#17569#17136
20K → Half618+53#17136#17083
Half → 25K28131+250#17083#16833
25K → 30K52238+484#16833#16349
30K → 20M23021+209#16349#16140
20M → 21M2925+287#16140#15853
21M → 35K12312+111#15853#15742
35K → 23M25410+244#15742#15498
23M → 24M14210+132#15498#15366
24M → 40K1578+149#15366#15217
40K → 25.2M875+82#15217#15135
25.2M → Finish2127+205#15135#14930
TOTALS3803338+3465
📊

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