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BOSTON MARATHON 2025

Yuliya Sytnikova

Bib: 31553•F

MA

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
10:14/mi
31:48
↑ 97↓ 3451.5%
10K· 6.21 mi
10:24/mi
1:04:08
↑ 79↓ 1380.4%
15K· 9.32 mi
10:36/mi
1:37:04
↑ 67↓ 78
20K· 12.43 mi
10:41/mi
2:10:16
↑ 106↓ 860.1%
Half· 13.11 mi
10:29/mi
2:17:25
↑ 19↓ 370.5%
25K· 15.53 mi
10:42/mi
2:43:21
↑ 66↓ 880.2%
30K· 18.64 mi
11:07/mi
3:17:53
↑ 181↓ 1480.2%
20M
12:42/mi
3:35:08
↑ 64↓ 500.2%
21M
11:13/mi
3:46:21
↑ 106↓ 241.6%
35K· 21.75 mi
11:47/mi
3:55:10
↑ 17↓ 861.7%
23M
11:02/mi
4:08:59
↑ 23↓ 630.6%
24M
11:08/mi
4:20:07
↓ 821.3%
40K· 24.85 mi
11:48/mi
4:30:12
↓ 200.3%
25.2M
11:27/mi
4:34:09
↑ 13↓ 160.2%
Finish· 26.22 mi
9:42/mi
4:44:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:25
Pace10:29 /mi
2nd Half
Distance13.11 mi
Time2:26:37
Pace11:11 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:5531:4810:1431:48
10:14
-
10K
6.21 mi12:27:151:04:0810:1932:20
10:24
+0:10
15K
9.32 mi13:00:111:37:0410:2532:56
10:36
+0:12
20K
12.43 mi13:33:232:10:1610:2933:12
10:41
+0:05
Half
13.11 mi13:40:322:17:2510:297:09
10:29
-0:12
25K
15.53 mi14:06:282:43:2110:3125:56
10:42
+0:13
30K
18.64 mi14:41:003:17:5310:3734:32
11:07
+0:25
20M
20.00 mi14:58:153:35:0810:4517:15
12:42
+1:35
21M
21.00 mi15:09:283:46:2110:4711:13
11:13
-1:29
35K
21.75 mi15:18:173:55:1010:498:49
11:47
+0:34
23M
23.00 mi15:32:064:08:5910:5013:49
11:02
-0:45
24M
24.00 mi15:43:144:20:0710:5011:08
11:08
+0:06
40K
24.85 mi15:53:194:30:1210:5210:05
11:48
+0:40
25.2M
25.20 mi15:57:164:34:0910:533:57
11:27
-0:21
Finish
26.22 mi16:07:094:44:0210:509:53
9:42
-1:45

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

9:42 /mi

Average Pace

10:50 /mi

Slowest Pace

12:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:06

40% of race

Time at Steady Pace

2:09:50

46% of race

Time at Slower Pace

40:06

14% of race

Average Pace: 10:50 /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 mi11:54:5531:4810:1431:48
10:14
#26150
10K
6.21 mi12:27:151:04:0810:1932:20
10:24
#26120
15K
9.32 mi13:00:111:37:0410:2532:56
10:36
#26106
20K
12.43 mi13:33:232:10:1610:2933:12
10:41
#25944
Half
13.11 mi13:40:322:17:2510:297:09
10:29
#25923
25K
15.53 mi14:06:282:43:2110:3125:56
10:42
#25708
30K
18.64 mi14:41:003:17:5310:3734:32
11:07
#25436
20M
20.00 mi14:58:153:35:0810:4517:15
12:42
#25512
21M
21.00 mi15:09:283:46:2110:4711:13
11:13
#25356
35K
21.75 mi15:18:173:55:1010:498:49
11:47
#25365
23M
23.00 mi15:32:064:08:5910:5013:49
11:02
#25270
24M
24.00 mi15:43:144:20:0710:5011:08
11:08
#25228
40K
24.85 mi15:53:194:30:1210:5210:05
11:48
#25217
25.2M
25.20 mi15:57:164:34:0910:533:57
11:27
#25183
Finish
26.22 mi16:07:094:44:0210:509:53
9:42
#25119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi26150108411084126094(Top 92%)10843(Top 89%)10843(Top 631%)
10K6.21 mi3.10 mi26120+3010839+210839+226106(Top 92%)10847(Top 89%)10847(Top 631%)
15K9.32 mi3.11 mi26106+1410837+210837+226094(Top 92%)10843(Top 89%)10843(Top 631%)
20K12.43 mi3.11 mi25944+16210757+8010757+8025507(Top 90%)10538(Top 86%)10538(Top 613%)
Half13.11 mi0.68 mi25923+2110748+910748+925739(Top 91%)10682(Top 87%)10682(Top 622%)
25K15.53 mi2.42 mi25708+21510639+10910639+10924709(Top 87%)10137(Top 83%)10137(Top 590%)
30K18.64 mi3.11 mi25436+27210521+11810521+11824218(Top 85%)9982(Top 82%)9982(Top 581%)
20M20.00 mi1.36 mi25512-7610580-5910580-5926127(Top 92%)11075(Top 91%)11075(Top 645%)
21M21.00 mi1.00 mi25356+15610506+7410506+7421929(Top 77%)8938(Top 73%)8938(Top 520%)
35K21.75 mi0.75 mi25365-910527-2110527-2125523(Top 90%)10857(Top 89%)10857(Top 632%)
23M23.00 mi1.25 mi25270+9510477+5010477+5023287(Top 82%)9761(Top 80%)9761(Top 568%)
24M24.00 mi1.00 mi25228+4210464+1310464+1324239(Top 85%)10242(Top 84%)10242(Top 596%)
40K24.85 mi0.85 mi25217+1110465-110465-124612(Top 87%)10484(Top 86%)10484(Top 610%)
25.2M25.20 mi0.35 mi25183+3410451+1410451+1421865(Top 77%)9102(Top 74%)9102(Top 530%)
Finish26.22 mi1.02 mi25119+6410423+2810423+2821883(Top 77%)9108(Top 74%)9108(Top 530%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

26094

Females

10843

F40-44

10843

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

26106

Females

10847

F40-44

10847

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

26094

Females

10843

F40-44

10843

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25507

Females

10538

F40-44

10538

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25739

Females

10682

F40-44

10682

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24709

Females

10137

F40-44

10137

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

24218

Females

9982

F40-44

9982

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26127

Females

11075

F40-44

11075

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

21929

Females

8938

F40-44

8938

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25523

Females

10857

F40-44

10857

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23287

Females

9761

F40-44

9761

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24239

Females

10242

F40-44

10242

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24612

Females

10484

F40-44

10484

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21865

Females

9102

F40-44

9102

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

21883

Females

9108

F40-44

9108

Passing Analysis

Category:
Athletes Passed
1578
Passed By
547
Net Change
+1031
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26150
5K → 10K180150+30#26150#26120
10K → 15K130116+14#26120#26106
15K → 20K20543+162#26106#25944
20K → Half3211+21#25944#25923
Half → 25K22611+215#25923#25708
25K → 30K28614+272#25708#25436
30K → 20M36112-76#25436#25512
20M → 21M1582+156#25512#25356
21M → 35K2837-9#25356#25365
35K → 23M1016+95#25365#25270
23M → 24M6321+42#25270#25228
24M → 40K3019+11#25228#25217
40K → 25.2M384+34#25217#25183
25.2M → Finish651+64#25183#25119
TOTALS1578547+1031
📊

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