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BOSTON MARATHON 2025

Yordanka Shtiliyanova

Bib: 17278•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 39%
Masters (Masters Women)
#0 / 6759
Top 24%
Division (F45-49)
#0 / 1813
Top 29%
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
8:05/mi
25:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:15/mi
50:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:14/mi
1:16:18
↑ 67↓ 78
20K· 12.43 mi
8:22/mi
1:42:17
↑ 106↓ 860.1%
Half· 13.11 mi
8:05/mi
1:47:48
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:08:01
↑ 66↓ 880.2%
30K· 18.64 mi
8:30/mi
2:34:25
↑ 181↓ 1480.2%
20M
8:26/mi
2:45:52
↑ 64↓ 500.2%
21M
8:42/mi
2:54:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
3:00:41
↑ 17↓ 861.7%
23M
8:05/mi
3:10:48
↑ 23↓ 630.6%
24M
7:52/mi
3:18:40
↓ 821.3%
40K· 24.85 mi
7:48/mi
3:25:20
↓ 200.3%
25.2M
8:19/mi
3:28:12
↑ 13↓ 160.2%
Finish· 26.22 mi
7:27/mi
3:35:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:47:48
Pace8:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2125:078:0525:07
8:05
-
10K
6.21 mi11:40:5850:448:1025:37
8:15
+0:10
15K
9.32 mi12:06:321:16:188:1125:34
8:14
-0:01
20K
12.43 mi12:32:311:42:178:1425:59
8:22
+0:08
Half
13.11 mi12:38:021:47:488:135:31
8:05
-0:17
25K
15.53 mi12:58:152:08:018:1420:13
8:20
+0:15
30K
18.64 mi13:24:392:34:258:1726:24
8:30
+0:10
20M
20.00 mi13:36:062:45:528:1811:27
8:26
-0:04
21M
21.00 mi13:44:482:54:348:198:42
8:42
+0:16
35K
21.75 mi13:50:553:00:418:186:07
8:11
-0:31
23M
23.00 mi14:01:023:10:488:1810:07
8:05
-0:06
24M
24.00 mi14:08:543:18:408:177:52
7:52
-0:13
40K
24.85 mi14:15:343:25:208:166:40
7:48
-0:04
25.2M
25.20 mi14:18:263:28:128:162:52
8:19
+0:31
Finish
26.22 mi14:26:023:35:488:147:36
7:27
-0:52

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

7:27 /mi

Average Pace

8:14 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:09:00

32% of race

Time at Steady Pace

2:26:48

68% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:14 /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 mi11:15:2125:078:0525:07
8:05
#17253
10K
6.21 mi11:40:5850:448:1025:37
8:15
#17729
15K
9.32 mi12:06:321:16:188:1125:34
8:14
#17674
20K
12.43 mi12:32:311:42:178:1425:59
8:22
#17546
Half
13.11 mi12:38:021:47:488:135:31
8:05
#17489
25K
15.53 mi12:58:152:08:018:1420:13
8:20
#17212
30K
18.64 mi13:24:392:34:258:1726:24
8:30
#16734
20M
20.00 mi13:36:062:45:528:1811:27
8:26
#16466
21M
21.00 mi13:44:482:54:348:198:42
8:42
#16165
35K
21.75 mi13:50:553:00:418:186:07
8:11
#16032
23M
23.00 mi14:01:023:10:488:1810:07
8:05
#15682
24M
24.00 mi14:08:543:18:408:177:52
7:52
#15453
40K
24.85 mi14:15:343:25:208:166:40
7:48
#15178
25.2M
25.20 mi14:18:263:28:128:162:52
8:19
#15046
Finish
26.22 mi14:26:023:35:488:147:36
7:27
#14772
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi172535888588817583(Top 62%)6063(Top 50%)6063(Top 334%)
10K6.21 mi3.10 mi17729-4766157-2696157-26918200(Top 64%)6418(Top 52%)6418(Top 354%)
15K9.32 mi3.11 mi17674+556127+306127+3017583(Top 62%)6063(Top 50%)6063(Top 334%)
20K12.43 mi3.11 mi17546+1286060+676060+6717316(Top 61%)5951(Top 49%)5951(Top 328%)
Half13.11 mi0.68 mi17489+576030+306030+3016544(Top 58%)5490(Top 45%)5490(Top 303%)
25K15.53 mi2.42 mi17212+2775886+1445886+14416168(Top 57%)5405(Top 44%)5405(Top 298%)
30K18.64 mi3.11 mi16734+4785659+2275659+22714739(Top 52%)4761(Top 39%)4761(Top 263%)
20M20.00 mi1.36 mi16466+2685535+1245535+12413342(Top 47%)4166(Top 34%)4166(Top 230%)
21M21.00 mi1.00 mi16165+3015388+1475388+14711720(Top 41%)3470(Top 28%)3470(Top 191%)
35K21.75 mi0.75 mi16032+1335342+465342+4613511(Top 48%)4442(Top 36%)4442(Top 245%)
23M23.00 mi1.25 mi15682+3505181+1615181+16110658(Top 38%)3076(Top 25%)3076(Top 170%)
24M24.00 mi1.00 mi15453+2295066+1155066+11510377(Top 37%)2999(Top 25%)2999(Top 165%)
40K24.85 mi0.85 mi15178+2754945+1214945+1218819(Top 31%)2389(Top 20%)2389(Top 132%)
25.2M25.20 mi0.35 mi15046+1324877+684877+687833(Top 28%)2022(Top 17%)2022(Top 112%)
Finish26.22 mi1.02 mi14772+2744741+1364741+1368950(Top 32%)2524(Top 21%)2524(Top 139%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17583

Females

6063

F45-49

6063

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18200

Females

6418

F45-49

6418

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17583

Females

6063

F45-49

6063

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17316

Females

5951

F45-49

5951

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16544

Females

5490

F45-49

5490

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16168

Females

5405

F45-49

5405

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

14739

Females

4761

F45-49

4761

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13342

Females

4166

F45-49

4166

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11720

Females

3470

F45-49

3470

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

13511

Females

4442

F45-49

4442

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10658

Females

3076

F45-49

3076

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10377

Females

2999

F45-49

2999

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8819

Females

2389

F45-49

2389

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7833

Females

2022

F45-49

2022

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8950

Females

2524

F45-49

2524

Passing Analysis

Category:
Athletes Passed
3477
Passed By
996
Net Change
+2481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17253
5K → 10K130606-476#17253#17729
10K → 15K215160+55#17729#17674
15K → 20K249121+128#17674#17546
20K → Half658+57#17546#17489
Half → 25K32548+277#17489#17212
25K → 30K50426+478#17212#16734
30K → 20M2746+268#16734#16466
20M → 21M3043+301#16466#16165
21M → 35K14512+133#16165#16032
35K → 23M3522+350#16032#15682
23M → 24M2301+229#15682#15453
24M → 40K2761+275#15453#15178
40K → 25.2M1331+132#15178#15046
25.2M → Finish2751+274#15046#14772
TOTALS3477996+2481
📊

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