Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Sara Stalica

Bib: 27189FAge: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 44%
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds
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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
26:57
3.11 mi
Rank: #21058
Start5K
26:57 | 8:41/mi
10K
52:56
6.21 mi
Rank: #20267 (+791)
5K10K
25:59 | 8:22/mi
15K
1:18:17
9.32 mi
Rank: #19581 (+686)
10K15K
25:21 | 8:10/mi
20K
1:43:29
12.43 mi
Rank: #18925 (+656)
15K20K
25:12 | 8:07/mi
HALF
1:48:58
13.11 mi
Rank: #18852 (+73)
20KHALF
5:29 | 8:03/mi
25K
2:08:43
15.53 mi
Rank: #18444 (+408)
HALF25K
19:45 | 8:09/mi
30K
2:34:02
18.64 mi
Rank: #17793 (+651)
25K30K
25:19 | 8:09/mi
20M
2:45:08
20.00 mi
Rank: #17514 (+279)
30K20M
11:06 | 8:11/mi
21M
2:53:26
21.00 mi
Rank: #17191 (+323)
20M21M
8:18 | 8:18/mi
35K
2:59:22
21.75 mi
Rank: #17063 (+128)
21M35K
5:56 | 7:56/mi
23M
3:09:21
23.00 mi
Rank: #16773 (+290)
35K23M
9:59 | 7:59/mi
24M
3:17:06
24.00 mi
Rank: #16542 (+231)
23M24M
7:45 | 7:45/mi
40K
3:23:44
24.85 mi
Rank: #16302 (+240)
24M40K
6:38 | 7:46/mi
25.2M
3:26:36
25.20 mi
Rank: #16212 (+90)
40K25.2M
2:52 | 8:19/mi
FINISH
3:33:53
26.22 mi
Rank: #15943 (+269)
25.2MFINISH
7:17 | 7:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:48:58
Pace8:19 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:55
Pace8:01 /mi
📊Negative Split: 3.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2026:578:4126:57
8:41
-
10K
6.21 mi12:14:1952:568:3225:59
8:22
-0:19
15K
9.32 mi12:39:401:18:178:2425:21
8:10
-0:12
20K
12.43 mi13:04:521:43:298:2025:12
8:07
-0:03
HALF
13.11 mi13:10:211:48:588:195:29
8:03
-0:04
25K
15.53 mi13:30:062:08:438:1819:45
8:09
+0:06
30K
18.64 mi13:55:252:34:028:1625:19
8:09
0:00
20M
20.00 mi14:06:312:45:088:1611:06
8:11
+0:02
21M
21.00 mi14:14:492:53:268:168:18
8:18
+0:07
35K
21.75 mi14:20:452:59:228:155:56
7:56
-0:22
23M
23.00 mi14:30:443:09:218:149:59
7:59
+0:03
24M
24.00 mi14:38:293:17:068:137:45
7:45
-0:14
40K
24.85 mi14:45:073:23:448:126:38
7:46
+0:01
25.2M
25.20 mi14:47:593:26:368:122:52
8:19
+0:33
FINISH
26.22 mi14:55:163:33:538:107:17
7:09
-1:10

Checkpoint Splits Visualizations

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

📈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

7:09 /mi

Average Pace

8:10 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

27:36

13% of race

Time at Steady Pace

2:13:21

62% of race

Time at Slower Pace

52:56

25% of race

Average Pace: 8:09 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:48:2026:578:4126:57
8:41
#21058
10K
6.21 mi12:14:1952:568:3225:59
8:22
#20267
15K
9.32 mi12:39:401:18:178:2425:21
8:10
#19581
20K
12.43 mi13:04:521:43:298:2025:12
8:07
#18925
HALF
13.11 mi13:10:211:48:588:195:29
8:03
#18852
25K
15.53 mi13:30:062:08:438:1819:45
8:09
#18444
30K
18.64 mi13:55:252:34:028:1625:19
8:09
#17793
20M
20.00 mi14:06:312:45:088:1611:06
8:11
#17514
21M
21.00 mi14:14:492:53:268:168:18
8:18
#17191
35K
21.75 mi14:20:452:59:228:155:56
7:56
#17063
23M
23.00 mi14:30:443:09:218:149:59
7:59
#16773
24M
24.00 mi14:38:293:17:068:137:45
7:45
#16542
40K
24.85 mi14:45:073:23:448:126:38
7:46
#16302
25.2M
25.20 mi14:47:593:26:368:122:52
8:19
#16212
FINISH
26.22 mi14:55:163:33:538:107:17
7:09
#15943
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi210588202820218084(Top 62%)6519(Top 52%)6519(Top 114%)
10K6.21 mi3.10 mi20267+7917752+4507752+45019568(Top 67%)7349(Top 58%)7349(Top 129%)
15K9.32 mi3.11 mi19581+6867380+3727380+37218084(Top 62%)6519(Top 52%)6519(Top 114%)
20K12.43 mi3.11 mi18925+6567016+3647016+36416929(Top 58%)5898(Top 47%)5898(Top 103%)
HALF13.11 mi0.68 mi18852+736974+426974+4217428(Top 60%)6149(Top 49%)6149(Top 108%)
25K15.53 mi2.42 mi18444+4086756+2186756+21816438(Top 57%)5672(Top 45%)5672(Top 99%)
30K18.64 mi3.11 mi17793+6516412+3446412+34414591(Top 50%)4738(Top 38%)4738(Top 83%)
20M20.00 mi1.36 mi17514+2796270+1426270+14214106(Top 49%)4558(Top 36%)4558(Top 80%)
21M21.00 mi1.00 mi17191+3236098+1726098+17211918(Top 41%)3499(Top 28%)3499(Top 61%)
35K21.75 mi0.75 mi17063+1286051+476051+4714054(Top 48%)4683(Top 37%)4683(Top 82%)
23M23.00 mi1.25 mi16773+2905909+1425909+14212336(Top 43%)3799(Top 30%)3799(Top 66%)
24M24.00 mi1.00 mi16542+2315797+1125797+11211967(Top 41%)3702(Top 29%)3702(Top 65%)
40K24.85 mi0.85 mi16302+2405692+1055692+10510801(Top 37%)3177(Top 25%)3177(Top 56%)
25.2M25.20 mi0.35 mi16212+905649+435649+4310565(Top 36%)3145(Top 25%)3145(Top 55%)
FINISH26.22 mi1.02 mi15943+2695509+1405509+1408779(Top 30%)2300(Top 18%)2300(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21
+97ft-345ft

Overall

18084

Females

6519

F18-39

6519

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19568

Females

7349

F18-39

7349

10K→15K

6.2 - 9.3 mi

Top 62%
×3
+67ft-78ft

Overall

18084

Females

6519

F18-39

6519

15K→20K

9.3 - 12.4 mi

Top 58%
×5
+106ft-86ft

Overall

16929

Females

5898

F18-39

5898

20K→HALF

12.4 - 13.1 mi

Top 60%
×2
+19ft-37ft

Overall

17428

Females

6149

F18-39

6149

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16438

Females

5672

F18-39

5672

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14591

Females

4738

F18-39

4738

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14106

Females

4558

F18-39

4558

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

11918

Females

3499

F18-39

3499

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

14054

Females

4683

F18-39

4683

35K→23M

21.8 - 23.0 mi

Top 43%
×5
+23ft-63ft

Overall

12336

Females

3799

F18-39

3799

23M→24M

23.0 - 24.0 mi

Top 41%
×6
+12ft-82ft

Overall

11967

Females

3702

F18-39

3702

24M→40K

24.0 - 24.9 mi

Top 37%
×1
+6ft-20ft

Overall

10801

Females

3177

F18-39

3177

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1
+13ft-16ft

Overall

10565

Females

3145

F18-39

3145

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8779

Females

2300

F18-39

2300

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5238*
Passed By
123
Net Change
+5115
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21058
5K10K863*72+791#21058#20267
10K15K700*14+686#20267#19581
15K20K662*6+656#19581#18925
20KHALF8411+73#18925#18852
HALF25K410*2+408#18852#18444
25K30K654*3+651#18444#17793
30K20M281*2+279#17793#17514
20M21M323*0+323#17514#17191
21M35K1357+128#17191#17063
35K23M293*3+290#17063#16773
23M24M231*0+231#16773#16542
24M40K240*0+240#16542#16302
40K25.2M933+90#16302#16212
25.2MFINISH269*0+269#16212#15943
TOTALS5238*123+5115

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

📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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