Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Yordanka Shtiliyanova

Bib: 22049 β€’F β€’Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
26:58
3.11 mi
Rank: #21087
Start β†’ 5K
26:58 | 8:41/mi
10K
53:48
6.21 mi
Rank: #21087
5K β†’ 10K
26:50 | 8:39/mi
15K
1:20:43
9.32 mi
Rank: #21077 (+10)
10K β†’ 15K
26:55 | 8:40/mi
20K
1:47:34
12.43 mi
Rank: #20818 (+259)
15K β†’ 20K
26:51 | 8:39/mi
HALF
1:53:22
13.11 mi
Rank: #20777 (+41)
20K β†’ HALF
5:48 | 8:31/mi
25K
2:14:46
15.53 mi
Rank: #20705 (+72)
HALF β†’ 25K
21:24 | 8:50/mi
30K
2:43:04
18.64 mi
Rank: #20588 (+117)
25K β†’ 30K
28:18 | 9:07/mi
20M
2:55:07
20.00 mi
Rank: #20398 (+190)
30K β†’ 20M
12:03 | 8:53/mi
21M
3:04:12
21.00 mi
Rank: #20200 (+198)
20M β†’ 21M
9:05 | 9:05/mi
35K
3:10:30
21.75 mi
Rank: #20097 (+103)
21M β†’ 35K
6:18 | 8:26/mi
23M
3:21:19
23.00 mi
Rank: #19899 (+198)
35K β†’ 23M
10:49 | 8:39/mi
24M
3:29:55
24.00 mi
Rank: #19781 (+118)
23M β†’ 24M
8:36 | 8:36/mi
40K
3:37:21
24.85 mi
Rank: #19685 (+96)
24M β†’ 40K
7:26 | 8:42/mi
25.2M
3:40:27
25.20 mi
Rank: #19599 (+86)
40K β†’ 25.2M
3:06 | 9:00/mi
FINISH
3:48:35
26.22 mi
Rank: #19439 (+160)
25.2M β†’ FINISH
8:08 | 7:59/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:22
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time1:55:13
Pace8:48 /mi
πŸ“ŠPositive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:2726:588:4126:58
8:41
-
10K
6.21 mi11:55:1753:488:4026:50
8:39
-0:02
15K
9.32 mi12:22:121:20:438:4026:55
8:40
+0:01
20K
12.43 mi12:49:031:47:348:4026:51
8:39
-0:01
HALF
13.11 mi12:54:511:53:228:395:48
8:31
-0:08
25K
15.53 mi13:16:152:14:468:4121:24
8:50
+0:19
30K
18.64 mi13:44:332:43:048:4528:18
9:07
+0:17
20M
20.00 mi13:56:362:55:078:4612:03
8:53
-0:14
21M
21.00 mi14:05:413:04:128:479:05
9:05
+0:12
35K
21.75 mi14:11:593:10:308:466:18
8:26
-0:39
23M
23.00 mi14:22:483:21:198:4610:49
8:39
+0:13
24M
24.00 mi14:31:243:29:558:458:36
8:36
-0:03
40K
24.85 mi14:38:503:37:218:457:26
8:42
+0:06
25.2M
25.20 mi14:41:563:40:278:453:06
9:00
+0:18
FINISH
26.22 mi14:50:043:48:358:448:08
7:59
-1:01

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:59 /mi

Average Pace

8:43 /mi

Slowest Pace

9:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:34:39

68% of race

Time at Steady Pace

1:13:56

32% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:28:2726:588:4126:58
8:41
#21087
10K
6.21 mi11:55:1753:488:4026:50
8:39
#21087
15K
9.32 mi12:22:121:20:438:4026:55
8:40
#21077
20K
12.43 mi12:49:031:47:348:4026:51
8:39
#20818
HALF
13.11 mi12:54:511:53:228:395:48
8:31
#20777
25K
15.53 mi13:16:152:14:468:4121:24
8:50
#20705
30K
18.64 mi13:44:332:43:048:4528:18
9:07
#20588
20M
20.00 mi13:56:362:55:078:4612:03
8:53
#20398
21M
21.00 mi14:05:413:04:128:479:05
9:05
#20200
35K
21.75 mi14:11:593:10:308:466:18
8:26
#20097
23M
23.00 mi14:22:483:21:198:4610:49
8:39
#19899
24M
24.00 mi14:31:243:29:558:458:36
8:36
#19781
40K
24.85 mi14:38:503:37:218:457:26
8:42
#19685
25.2M
25.20 mi14:41:563:40:278:453:06
9:00
#19599
FINISH
26.22 mi14:50:043:48:358:448:08
7:59
#19439
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi210878220822021011(Top 72%)8126(Top 65%)8126(Top 659%)
10K6.21 mi3.10 mi210878188+328188+3221096(Top 73%)8169(Top 65%)8169(Top 663%)
15K9.32 mi3.11 mi21077+108179+98179+921011(Top 72%)8126(Top 65%)8126(Top 659%)
20K12.43 mi3.11 mi20818+2598054+1258054+12520126(Top 69%)7695(Top 61%)7695(Top 624%)
HALF13.11 mi0.68 mi20777+418034+208034+2020326(Top 70%)7757(Top 62%)7757(Top 629%)
25K15.53 mi2.42 mi20705+728015+198015+1920350(Top 70%)7837(Top 62%)7837(Top 636%)
30K18.64 mi3.11 mi20588+1177970+457970+4520121(Top 69%)7798(Top 62%)7798(Top 632%)
20M20.00 mi1.36 mi20398+1907871+997871+9918348(Top 63%)6959(Top 55%)6959(Top 564%)
21M21.00 mi1.00 mi20200+1987784+877784+8716603(Top 57%)6036(Top 48%)6036(Top 490%)
35K21.75 mi0.75 mi20097+1037732+527732+5217214(Top 59%)6475(Top 51%)6475(Top 525%)
23M23.00 mi1.25 mi19899+1987659+737659+7316607(Top 57%)6213(Top 49%)6213(Top 504%)
24M24.00 mi1.00 mi19781+1187620+397620+3917524(Top 60%)6756(Top 54%)6756(Top 548%)
40K24.85 mi0.85 mi19685+967574+467574+4616869(Top 58%)6450(Top 51%)6450(Top 523%)
25.2M25.20 mi0.35 mi19599+867533+417533+4114809(Top 51%)5378(Top 43%)5378(Top 436%)
FINISH26.22 mi1.02 mi19439+1607464+697464+6915095(Top 52%)5495(Top 44%)5495(Top 446%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
Γ—21
+97ft-345ft

Overall

21011

Females

8126

F50-54

8126

5K→10K

3.1 - 6.2 mi

Top 73%
Γ—5
+79ft-138ft

Overall

21096

Females

8169

F50-54

8169

10K→15K

6.2 - 9.3 mi

Top 72%
Γ—3
+67ft-78ft

Overall

21011

Females

8126

F50-54

8126

15K→20K

9.3 - 12.4 mi

Top 69%
Γ—5
+106ft-86ft

Overall

20126

Females

7695

F50-54

7695

20K→HALF

12.4 - 13.1 mi

Top 70%
Γ—2
+19ft-37ft

Overall

20326

Females

7757

F50-54

7757

HALF→25K

13.1 - 15.5 mi

Top 70%
Γ—4
+66ft-88ft

Overall

20350

Females

7837

F50-54

7837

25K→30K

15.5 - 18.6 mi

Top 69%
Γ—9
+181ft-148ft

Overall

20121

Females

7798

F50-54

7798

30K→20M

18.6 - 20.0 mi

Top 63%
Γ—5
+64ft-50ft

Overall

18348

Females

6959

F50-54

6959

20M→21M

20.0 - 21.0 mi

Top 57%
Γ—8
+106ft-24ft

Overall

16603

Females

6036

F50-54

6036

21M→35K

21.0 - 21.8 mi

Top 59%
Γ—7
+17ft-86ft

Overall

17214

Females

6475

F50-54

6475

35K→23M

21.8 - 23.0 mi

Top 57%
Γ—5
+23ft-63ft

Overall

16607

Females

6213

F50-54

6213

23M→24M

23.0 - 24.0 mi

Top 60%
Γ—6
+12ft-82ft

Overall

17524

Females

6756

F50-54

6756

24M→40K

24.0 - 24.9 mi

Top 58%
Γ—1
+6ft-20ft

Overall

16869

Females

6450

F50-54

6450

40K→25.2M

24.9 - 25.2 mi

Top 51%
Γ—1
+13ft-16ft

Overall

14809

Females

5378

F50-54

5378

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
Γ—2
+22ft-21ft

Overall

15095

Females

5495

F50-54

5495

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2331*
Passed By
683
Net Change
+1648
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#21087
5K β†’ 10K2002000#21087#21087
10K β†’ 15K186176+10#21087#21077
15K β†’ 20K311*52+259#21077#20818
20K β†’ HALF5716+41#20818#20777
HALF β†’ 25K14573+72#20777#20705
25K β†’ 30K221*104+117#20705#20588
30K β†’ 20M201*11+190#20588#20398
20M β†’ 21M202*4+198#20398#20200
21M β†’ 35K1096+103#20200#20097
35K β†’ 23M211*13+198#20097#19899
23M β†’ 24M12810+118#19899#19781
24M β†’ 40K10610+96#19781#19685
40K β†’ 25.2M882+86#19685#19599
25.2M β†’ FINISH1666+160#19599#19439
TOTALS2331*683+1648

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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