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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Calista Stefaniak

Bib: 15005 •F •Age: N/A

IL

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 33%
Gender (Female)
#0 / 12578
Top 16%
Age Group (F18-39)
#0 / 5716
Top 29%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Calista

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 7:05/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
22:44
3.11 mi
Rank: #11206
Start → 5K
22:44 | 7:20/mi
10K
45:03
6.21 mi
Rank: #10665 (+541)
5K → 10K
22:19 | 7:11/mi
15K
1:07:06
9.32 mi
Rank: #10138 (+527)
10K → 15K
22:03 | 7:06/mi
20K
1:29:26
12.43 mi
Rank: #9863 (+275)
15K → 20K
22:20 | 7:12/mi
HALF
1:34:17
13.11 mi
Rank: #9843 (+20)
20K → HALF
4:51 | 7:07/mi
25K
1:51:55
15.53 mi
Rank: #9741 (+102)
HALF → 25K
17:38 | 7:17/mi
30K
2:15:21
18.64 mi
Rank: #9731 (+10)
25K → 30K
23:26 | 7:33/mi
20M
2:25:36
20.00 mi
Rank: #9688 (+43)
30K → 20M
10:15 | 7:33/mi
21M
2:33:34
21.00 mi
Rank: #9647 (+41)
20M → 21M
7:58 | 7:58/mi
35K
2:39:10
21.75 mi
Rank: #9647
21M → 35K
5:36 | 7:30/mi
23M
2:48:48
23.00 mi
Rank: #9619 (+28)
35K → 23M
9:38 | 7:42/mi
24M
2:56:16
24.00 mi
Rank: #9612 (+7)
23M → 24M
7:28 | 7:28/mi
40K
3:02:48
24.85 mi
Rank: #9593 (+19)
24M → 40K
6:32 | 7:39/mi
25.2M
3:05:34
25.20 mi
Rank: #9552 (+41)
40K → 25.2M
2:46 | 8:02/mi
FINISH
3:12:47
26.22 mi
Rank: #9452 (+100)
25.2M → FINISH
7:13 | 7:05/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:34:17
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:38:30
Pace7:31 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5422:447:2022:44
7:20
-
10K
6.21 mi11:16:1345:037:1622:19
7:11
-0:09
15K
9.32 mi11:38:161:07:067:1222:03
7:06
-0:05
20K
12.43 mi12:00:361:29:267:1222:20
7:12
+0:06
HALF
13.11 mi12:05:271:34:177:124:51
7:07
-0:05
25K
15.53 mi12:23:051:51:557:1317:38
7:17
+0:10
30K
18.64 mi12:46:312:15:217:1623:26
7:33
+0:16
20M
20.00 mi12:56:462:25:367:1710:15
7:33
0:00
21M
21.00 mi13:04:442:33:347:197:58
7:58
+0:25
35K
21.75 mi13:10:202:39:107:205:36
7:30
-0:28
23M
23.00 mi13:19:582:48:487:219:38
7:42
+0:12
24M
24.00 mi13:27:262:56:167:217:28
7:28
-0:14
40K
24.85 mi13:33:583:02:487:226:32
7:39
+0:11
25.2M
25.20 mi13:36:443:05:347:222:46
8:02
+0:23
FINISH
26.22 mi13:43:573:12:477:227:13
7:05
-0:57

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

7:05 /mi

Average Pace

7:21 /mi

Slowest Pace

8:02 /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

3:02:03

94% of race

Time at Steady Pace

10:44

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:21 /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 mi10:53:5422:447:2022:44
7:20
#11206
10K
6.21 mi11:16:1345:037:1622:19
7:11
#10665
15K
9.32 mi11:38:161:07:067:1222:03
7:06
#10138
20K
12.43 mi12:00:361:29:267:1222:20
7:12
#9863
HALF
13.11 mi12:05:271:34:177:124:51
7:07
#9843
25K
15.53 mi12:23:051:51:557:1317:38
7:17
#9741
30K
18.64 mi12:46:312:15:217:1623:26
7:33
#9731
20M
20.00 mi12:56:462:25:367:1710:15
7:33
#9688
21M
21.00 mi13:04:442:33:347:197:58
7:58
#9647
35K
21.75 mi13:10:202:39:107:205:36
7:30
#9647
23M
23.00 mi13:19:582:48:487:219:38
7:42
#9619
24M
24.00 mi13:27:262:56:167:217:28
7:28
#9612
40K
24.85 mi13:33:583:02:487:226:32
7:39
#9593
25.2M
25.20 mi13:36:443:05:347:222:46
8:02
#9552
FINISH
26.22 mi13:43:573:12:477:227:13
7:05
#9452
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 mi11206246424649271(Top 32%)1598(Top 13%)1598(Top 28%)
10K6.21 mi3.10 mi10665+5412222+2422222+24210130(Top 35%)1970(Top 16%)1970(Top 34%)
15K9.32 mi3.11 mi10138+5271971+2511971+2519271(Top 32%)1598(Top 13%)1598(Top 28%)
20K12.43 mi3.11 mi9863+2751871+1001871+1009265(Top 32%)1687(Top 13%)1687(Top 30%)
HALF13.11 mi0.68 mi9843+201864+71864+79644(Top 33%)1817(Top 14%)1817(Top 32%)
25K15.53 mi2.42 mi9741+1021847+171847+179483(Top 33%)1871(Top 15%)1871(Top 33%)
30K18.64 mi3.11 mi9731+101903-561903-5610004(Top 34%)2260(Top 18%)2260(Top 40%)
20M20.00 mi1.36 mi9688+431907-41907-49437(Top 33%)2119(Top 17%)2119(Top 37%)
21M21.00 mi1.00 mi9647+411919-121919-129682(Top 33%)2338(Top 19%)2338(Top 41%)
35K21.75 mi0.75 mi96471928-91928-910749(Top 37%)2861(Top 23%)2861(Top 50%)
23M23.00 mi1.25 mi9619+281949-211949-2110288(Top 35%)2735(Top 22%)2735(Top 48%)
24M24.00 mi1.00 mi9612+71962-131962-139834(Top 34%)2582(Top 21%)2582(Top 45%)
40K24.85 mi0.85 mi9593+191975-131975-139919(Top 34%)2703(Top 21%)2703(Top 47%)
25.2M25.20 mi0.35 mi9552+411970+51970+58560(Top 29%)2135(Top 17%)2135(Top 37%)
FINISH26.22 mi1.02 mi9452+1001965+51965+58239(Top 28%)2028(Top 16%)2028(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21
+97ft-345ft

Overall

9271

Females

1598

F18-39

1598

5K→10K

3.1 - 6.2 mi

Top 35%
×5
+79ft-138ft

Overall

10130

Females

1970

F18-39

1970

10K→15K

6.2 - 9.3 mi

Top 32%
×3
+67ft-78ft

Overall

9271

Females

1598

F18-39

1598

15K→20K

9.3 - 12.4 mi

Top 32%
×5
+106ft-86ft

Overall

9265

Females

1687

F18-39

1687

20K→HALF

12.4 - 13.1 mi

Top 33%
×2
+19ft-37ft

Overall

9644

Females

1817

F18-39

1817

HALF→25K

13.1 - 15.5 mi

Top 33%
×4
+66ft-88ft

Overall

9483

Females

1871

F18-39

1871

25K→30K

15.5 - 18.6 mi

Top 34%
×9
+181ft-148ft

Overall

10004

Females

2260

F18-39

2260

30K→20M

18.6 - 20.0 mi

Top 33%
×5
+64ft-50ft

Overall

9437

Females

2119

F18-39

2119

20M→21M

20.0 - 21.0 mi

Top 33%
×8
+106ft-24ft

Overall

9682

Females

2338

F18-39

2338

21M→35K

21.0 - 21.8 mi

Top 37%
×7
+17ft-86ft

Overall

10749

Females

2861

F18-39

2861

35K→23M

21.8 - 23.0 mi

Top 35%
×5
+23ft-63ft

Overall

10288

Females

2735

F18-39

2735

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9834

Females

2582

F18-39

2582

24M→40K

24.0 - 24.9 mi

Top 34%
×1
+6ft-20ft

Overall

9919

Females

2703

F18-39

2703

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1
+13ft-16ft

Overall

8560

Females

2135

F18-39

2135

25.2M→FINISH

25.2 - 26.2 mi

Top 28%
×2
+22ft-21ft

Overall

8239

Females

2028

F18-39

2028

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2582*
Passed By
828
Net Change
+1754
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11206
5K → 10K616*75+541#11206#10665
10K → 15K548*21+527#10665#10138
15K → 20K316*41+275#10138#9863
20K → HALF3717+20#9863#9843
HALF → 25K16058+102#9843#9741
25K → 30K193183+10#9741#9731
30K → 20M9956+43#9731#9688
20M → 21M10160+41#9688#9647
21M → 35K51510#9647#9647
35K → 23M11789+28#9647#9619
23M → 24M7568+7#9619#9612
24M → 40K7960+19#9612#9593
40K → 25.2M5312+41#9593#9552
25.2M → FINISH13737+100#9552#9452
TOTALS2582*828+1754

* 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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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