Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Petya Stefanova

Bib: 29485 β€’F β€’Age: N/A

VA

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 (F40-44)
#0 / 1737
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
33:39
3.11 mi
Rank: #27773
Start β†’ 5K
33:39 | 10:50/mi
10K
1:07:59
6.21 mi
Rank: #27787 (-14)
5K β†’ 10K
34:20 | 11:04/mi
15K
1:42:58
9.32 mi
Rank: #27788 (-1)
10K β†’ 15K
34:59 | 11:16/mi
20K
2:18:15
12.43 mi
Rank: #27689 (+99)
15K β†’ 20K
35:17 | 11:22/mi
HALF
2:25:35
13.11 mi
Rank: #27651 (+38)
20K β†’ HALF
7:20 | 10:46/mi
25K
2:53:23
15.53 mi
Rank: #27521 (+130)
HALF β†’ 25K
27:48 | 11:28/mi
30K
3:28:53
18.64 mi
Rank: #27264 (+257)
25K β†’ 30K
35:30 | 11:26/mi
20M
3:44:29
20.00 mi
Rank: #27165 (+99)
30K β†’ 20M
15:36 | 11:30/mi
21M
3:55:25
21.00 mi
Rank: #27021 (+144)
20M β†’ 21M
10:56 | 10:56/mi
35K
4:02:35
21.75 mi
Rank: #26888 (+133)
21M β†’ 35K
7:10 | 9:35/mi
23M
4:15:04
23.00 mi
Rank: #26688 (+200)
35K β†’ 23M
12:29 | 9:59/mi
24M
4:25:26
24.00 mi
Rank: #26581 (+107)
23M β†’ 24M
10:22 | 10:22/mi
40K
4:34:24
24.85 mi
Rank: #26477 (+104)
24M β†’ 40K
8:58 | 10:30/mi
25.2M
4:38:20
25.20 mi
Rank: #26441 (+36)
40K β†’ 25.2M
3:56 | 11:25/mi
FINISH
4:47:51
26.22 mi
Rank: #26333 (+108)
25.2M β†’ FINISH
9:31 | 9:21/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time2:25:35
Pace11:07 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time2:22:16
Pace10:52 /mi
πŸ“ŠNegative Split: 2.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:1633:3910:5033:39
10:50
-
10K
6.21 mi12:32:361:07:5910:5734:20
11:04
+0:14
15K
9.32 mi13:07:351:42:5811:0334:59
11:16
+0:12
20K
12.43 mi13:42:522:18:1511:0835:17
11:22
+0:06
HALF
13.11 mi13:50:122:25:3511:077:20
10:46
-0:36
25K
15.53 mi14:18:002:53:2311:1027:48
11:28
+0:42
30K
18.64 mi14:53:303:28:5311:1335:30
11:26
-0:02
20M
20.00 mi15:09:063:44:2911:1415:36
11:30
+0:04
21M
21.00 mi15:20:023:55:2511:1310:56
10:56
-0:34
35K
21.75 mi15:27:124:02:3511:107:10
9:35
-1:21
23M
23.00 mi15:39:414:15:0411:0612:29
9:59
+0:24
24M
24.00 mi15:50:034:25:2611:0410:22
10:22
+0:23
40K
24.85 mi15:59:014:34:2411:038:58
10:30
+0:08
25.2M
25.20 mi16:02:574:38:2011:033:56
11:25
+0:55
FINISH
26.22 mi16:12:284:47:5111:009:31
9:21
-2:04

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

9:21 /mi

Average Pace

10:59 /mi

Slowest Pace

11:30 /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

48:30

17% of race

Time at Steady Pace

2:01:14

42% of race

Time at Slower Pace

1:58:07

41% of race

Average Pace: 10:59 /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 mi11:58:1633:3910:5033:39
10:50
#27773
10K
6.21 mi12:32:361:07:5910:5734:20
11:04
#27787
15K
9.32 mi13:07:351:42:5811:0334:59
11:16
#27788
20K
12.43 mi13:42:522:18:1511:0835:17
11:22
#27689
HALF
13.11 mi13:50:122:25:3511:077:20
10:46
#27651
25K
15.53 mi14:18:002:53:2311:1027:48
11:28
#27521
30K
18.64 mi14:53:303:28:5311:1335:30
11:26
#27264
20M
20.00 mi15:09:063:44:2911:1415:36
11:30
#27165
21M
21.00 mi15:20:023:55:2511:1310:56
10:56
#27021
35K
21.75 mi15:27:124:02:3511:107:10
9:35
#26888
23M
23.00 mi15:39:414:15:0411:0612:29
9:59
#26688
24M
24.00 mi15:50:034:25:2611:0410:22
10:22
#26581
40K
24.85 mi15:59:014:34:2411:038:58
10:30
#26477
25.2M
25.20 mi16:02:574:38:2011:033:56
11:25
#26441
FINISH
26.22 mi16:12:284:47:5111:009:31
9:21
#26333
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi27773117361173627728(Top 96%)11745(Top 93%)11745(Top 676%)
10K6.21 mi3.10 mi27787-1411750-1411750-1427737(Top 96%)11744(Top 93%)11744(Top 676%)
15K9.32 mi3.11 mi27788-111762-1211762-1227728(Top 96%)11745(Top 93%)11745(Top 676%)
20K12.43 mi3.11 mi27689+9911710+5211710+5227390(Top 94%)11543(Top 92%)11543(Top 665%)
HALF13.11 mi0.68 mi27651+3811690+2011690+2027078(Top 93%)11407(Top 91%)11407(Top 657%)
25K15.53 mi2.42 mi27521+13011623+6711623+6726975(Top 93%)11350(Top 90%)11350(Top 653%)
30K18.64 mi3.11 mi27264+25711484+13911484+13926038(Top 90%)10914(Top 87%)10914(Top 628%)
20M20.00 mi1.36 mi27165+9911445+3911445+3925704(Top 89%)10826(Top 86%)10826(Top 623%)
21M21.00 mi1.00 mi27021+14411367+7811367+7822977(Top 79%)9416(Top 75%)9416(Top 542%)
35K21.75 mi0.75 mi26888+13311295+7211295+7222048(Top 76%)8986(Top 71%)8986(Top 517%)
23M23.00 mi1.25 mi26688+20011193+10211193+10222079(Top 76%)9042(Top 72%)9042(Top 521%)
24M24.00 mi1.00 mi26581+10711145+4811145+4823789(Top 82%)9966(Top 79%)9966(Top 574%)
40K24.85 mi0.85 mi26477+10411101+4411101+4423204(Top 80%)9735(Top 77%)9735(Top 560%)
25.2M25.20 mi0.35 mi26441+3611083+1811083+1823355(Top 80%)9816(Top 78%)9816(Top 565%)
FINISH26.22 mi1.02 mi26333+10811036+4711036+4721825(Top 75%)8982(Top 71%)8982(Top 517%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
Γ—21
+97ft-345ft

Overall

27728

Females

11745

F40-44

11745

5K→10K

3.1 - 6.2 mi

Top 96%
Γ—5
+79ft-138ft

Overall

27737

Females

11744

F40-44

11744

10K→15K

6.2 - 9.3 mi

Top 96%
Γ—3
+67ft-78ft

Overall

27728

Females

11745

F40-44

11745

15K→20K

9.3 - 12.4 mi

Top 94%
Γ—5
+106ft-86ft

Overall

27390

Females

11543

F40-44

11543

20K→HALF

12.4 - 13.1 mi

Top 93%
Γ—2
+19ft-37ft

Overall

27078

Females

11407

F40-44

11407

HALF→25K

13.1 - 15.5 mi

Top 93%
Γ—4
+66ft-88ft

Overall

26975

Females

11350

F40-44

11350

25K→30K

15.5 - 18.6 mi

Top 90%
Γ—9
+181ft-148ft

Overall

26038

Females

10914

F40-44

10914

30K→20M

18.6 - 20.0 mi

Top 89%
Γ—5
+64ft-50ft

Overall

25704

Females

10826

F40-44

10826

20M→21M

20.0 - 21.0 mi

Top 79%
Γ—8
+106ft-24ft

Overall

22977

Females

9416

F40-44

9416

21M→35K

21.0 - 21.8 mi

Top 76%
Γ—7
+17ft-86ft

Overall

22048

Females

8986

F40-44

8986

35K→23M

21.8 - 23.0 mi

Top 76%
Γ—5
+23ft-63ft

Overall

22079

Females

9042

F40-44

9042

23M→24M

23.0 - 24.0 mi

Top 82%
Γ—6
+12ft-82ft

Overall

23789

Females

9966

F40-44

9966

24M→40K

24.0 - 24.9 mi

Top 80%
Γ—1
+6ft-20ft

Overall

23204

Females

9735

F40-44

9735

40K→25.2M

24.9 - 25.2 mi

Top 80%
Γ—1
+13ft-16ft

Overall

23355

Females

9816

F40-44

9816

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
Γ—2
+22ft-21ft

Overall

21825

Females

8982

F40-44

8982

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1774*
Passed By
334
Net Change
+1440
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27773
5K β†’ 10K137151-14#27773#27787
10K β†’ 15K106107-1#27787#27788
15K β†’ 20K14142+99#27788#27689
20K β†’ HALF391+38#27689#27651
HALF β†’ 25K15020+130#27651#27521
25K β†’ 30K259*2+257#27521#27264
30K β†’ 20M1045+99#27264#27165
20M β†’ 21M1451+144#27165#27021
21M β†’ 35K1330+133#27021#26888
35K β†’ 23M2000+200#26888#26688
23M β†’ 24M1103+107#26688#26581
24M β†’ 40K1051+104#26581#26477
40K β†’ 25.2M360+36#26477#26441
25.2M β†’ FINISH1091+108#26441#26333
TOTALS1774*334+1440

* 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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Activity Data

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