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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Vasinee Ukkachartkul

Bib: 21053 β€’F β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 44%
Masters (Masters Women)
#0 / 6862
Top 30%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Vasinee

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 Β· 7:29/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase Β· Instant access Β· Downloadable PDF Β· 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
23:15
3.11 mi
Rank: #12658
Start β†’ 5K
23:15 | 7:30/mi
10K
47:04
6.21 mi
Rank: #13513 (-855)
5K β†’ 10K
23:49 | 7:40/mi
15K
1:11:29
9.32 mi
Rank: #14280 (-767)
10K β†’ 15K
24:25 | 7:52/mi
20K
1:36:57
12.43 mi
Rank: #15186 (-906)
15K β†’ 20K
25:28 | 8:12/mi
HALF
1:42:19
13.11 mi
Rank: #15235 (-49)
20K β†’ HALF
5:22 | 7:53/mi
25K
2:02:30
15.53 mi
Rank: #15652 (-417)
HALF β†’ 25K
20:11 | 8:20/mi
30K
2:28:52
18.64 mi
Rank: #15876 (-224)
25K β†’ 30K
26:22 | 8:30/mi
20M
2:40:26
20.00 mi
Rank: #15903 (-27)
30K β†’ 20M
11:34 | 8:31/mi
21M
2:49:38
21.00 mi
Rank: #15962 (-59)
20M β†’ 21M
9:12 | 9:12/mi
35K
2:56:00
21.75 mi
Rank: #15992 (-30)
21M β†’ 35K
6:22 | 8:31/mi
23M
3:06:50
23.00 mi
Rank: #16010 (-18)
35K β†’ 23M
10:50 | 8:40/mi
24M
3:15:19
24.00 mi
Rank: #16042 (-32)
23M β†’ 24M
8:29 | 8:29/mi
40K
3:22:37
24.85 mi
Rank: #16014 (+28)
24M β†’ 40K
7:18 | 8:33/mi
25.2M
3:25:53
25.20 mi
Rank: #16029 (-15)
40K β†’ 25.2M
3:16 | 9:29/mi
FINISH
3:34:15
26.22 mi
Rank: #16023 (+6)
25.2M β†’ FINISH
8:22 | 8:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:19
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:51:56
Pace8:33 /mi
πŸ“ŠPositive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2623:157:3023:15
7:30
-
10K
6.21 mi11:48:1547:047:3523:49
7:40
+0:10
15K
9.32 mi12:12:401:11:297:4124:25
7:52
+0:12
20K
12.43 mi12:38:081:36:577:4925:28
8:12
+0:20
HALF
13.11 mi12:43:301:42:197:495:22
7:53
-0:19
25K
15.53 mi13:03:412:02:307:5420:11
8:20
+0:27
30K
18.64 mi13:30:032:28:528:0026:22
8:30
+0:10
20M
20.00 mi13:41:372:40:268:0211:34
8:31
+0:01
21M
21.00 mi13:50:492:49:388:059:12
9:12
+0:41
35K
21.75 mi13:57:112:56:008:066:22
8:31
-0:41
23M
23.00 mi14:08:013:06:508:0810:50
8:40
+0:09
24M
24.00 mi14:16:303:15:198:098:29
8:29
-0:11
40K
24.85 mi14:23:483:22:378:107:18
8:33
+0:04
25.2M
25.20 mi14:27:043:25:538:113:16
9:29
+0:56
FINISH
26.22 mi14:35:263:34:158:118:22
8:13
-1:16

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

7:30 /mi

Average Pace

8:11 /mi

Slowest Pace

9:29 /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

1:50:41

52% of race

Time at Steady Pace

1:31:06

43% of race

Time at Slower Pace

12:28

6% of race

Average Pace: 8:10 /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 mi11:24:2623:157:3023:15
7:30
#12658
10K
6.21 mi11:48:1547:047:3523:49
7:40
#13513
15K
9.32 mi12:12:401:11:297:4124:25
7:52
#14280
20K
12.43 mi12:38:081:36:577:4925:28
8:12
#15186
HALF
13.11 mi12:43:301:42:197:495:22
7:53
#15235
25K
15.53 mi13:03:412:02:307:5420:11
8:20
#15652
30K
18.64 mi13:30:032:28:528:0026:22
8:30
#15876
20M
20.00 mi13:41:372:40:268:0211:34
8:31
#15903
21M
21.00 mi13:50:492:49:388:059:12
9:12
#15962
35K
21.75 mi13:57:112:56:008:066:22
8:31
#15992
23M
23.00 mi14:08:013:06:508:0810:50
8:40
#16010
24M
24.00 mi14:16:303:15:198:098:29
8:29
#16042
40K
24.85 mi14:23:483:22:378:107:18
8:33
#16014
25.2M
25.20 mi14:27:043:25:538:113:16
9:29
#16029
FINISH
26.22 mi14:35:263:34:158:118:22
8:13
#16023
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 mi126583293329315842(Top 55%)5254(Top 42%)5254(Top 302%)
10K6.21 mi3.10 mi13513-8553813-5203813-52014471(Top 50%)4387(Top 35%)4387(Top 253%)
15K9.32 mi3.11 mi14280-7674291-4784291-47815842(Top 55%)5254(Top 42%)5254(Top 302%)
20K12.43 mi3.11 mi15186-9064861-5704861-57017473(Top 60%)6202(Top 49%)6202(Top 357%)
HALF13.11 mi0.68 mi15235-494888-274888-2716200(Top 56%)5454(Top 43%)5454(Top 314%)
25K15.53 mi2.42 mi15652-4175158-2705158-27017548(Top 60%)6306(Top 50%)6306(Top 363%)
30K18.64 mi3.11 mi15876-2245329-1715329-17116845(Top 58%)6016(Top 48%)6016(Top 346%)
20M20.00 mi1.36 mi15903-275366-375366-3716305(Top 56%)5812(Top 46%)5812(Top 335%)
21M21.00 mi1.00 mi15962-595415-495415-4917159(Top 59%)6349(Top 50%)6349(Top 366%)
35K21.75 mi0.75 mi15992-305450-355450-3517648(Top 61%)6697(Top 53%)6697(Top 386%)
23M23.00 mi1.25 mi16010-185491-415491-4116666(Top 57%)6234(Top 50%)6234(Top 359%)
24M24.00 mi1.00 mi16042-325529-385529-3816815(Top 58%)6354(Top 51%)6354(Top 366%)
40K24.85 mi0.85 mi16014+285525+45525+415939(Top 55%)5932(Top 47%)5932(Top 342%)
25.2M25.20 mi0.35 mi16029-155543-185543-1817218(Top 59%)6617(Top 53%)6617(Top 381%)
FINISH26.22 mi1.02 mi16023+65565-225565-2216491(Top 57%)6215(Top 49%)6215(Top 358%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
Γ—21
+97ft-345ft

Overall

15842

Females

5254

F40-44

5254

5K→10K

3.1 - 6.2 mi

Top 50%
Γ—5
+79ft-138ft

Overall

14471

Females

4387

F40-44

4387

10K→15K

6.2 - 9.3 mi

Top 55%
Γ—3
+67ft-78ft

Overall

15842

Females

5254

F40-44

5254

15K→20K

9.3 - 12.4 mi

Top 60%
Γ—5
+106ft-86ft

Overall

17473

Females

6202

F40-44

6202

20K→HALF

12.4 - 13.1 mi

Top 56%
Γ—2
+19ft-37ft

Overall

16200

Females

5454

F40-44

5454

HALF→25K

13.1 - 15.5 mi

Top 60%
Γ—4
+66ft-88ft

Overall

17548

Females

6306

F40-44

6306

25K→30K

15.5 - 18.6 mi

Top 58%
Γ—9
+181ft-148ft

Overall

16845

Females

6016

F40-44

6016

30K→20M

18.6 - 20.0 mi

Top 56%
Γ—5
+64ft-50ft

Overall

16305

Females

5812

F40-44

5812

20M→21M

20.0 - 21.0 mi

Top 59%
Γ—8
+106ft-24ft

Overall

17159

Females

6349

F40-44

6349

21M→35K

21.0 - 21.8 mi

Top 61%
Γ—7
+17ft-86ft

Overall

17648

Females

6697

F40-44

6697

35K→23M

21.8 - 23.0 mi

Top 57%
Γ—5
+23ft-63ft

Overall

16666

Females

6234

F40-44

6234

23M→24M

23.0 - 24.0 mi

Top 58%
Γ—6
+12ft-82ft

Overall

16815

Females

6354

F40-44

6354

24M→40K

24.0 - 24.9 mi

Top 55%
Γ—1
+6ft-20ft

Overall

15939

Females

5932

F40-44

5932

40K→25.2M

24.9 - 25.2 mi

Top 59%
Γ—1
+13ft-16ft

Overall

17218

Females

6617

F40-44

6617

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
Γ—2
+22ft-21ft

Overall

16491

Females

6215

F40-44

6215

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
870
Passed By
1747
Net Change
-3365
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#12658
5K β†’ 10K55200-855#12658#13513
10K β†’ 15K53200-767#13513#14280
15K β†’ 20K27200-906#14280#15186
20K β†’ HALF2069-49#15186#15235
HALF β†’ 25K53200-417#15235#15652
25K β†’ 30K131200-224#15652#15876
30K β†’ 20M88115-27#15876#15903
20M β†’ 21M80139-59#15903#15962
21M β†’ 35K5282-30#15962#15992
35K β†’ 23M93111-18#15992#16010
23M β†’ 24M5789-32#16010#16042
24M β†’ 40K6941+28#16042#16014
40K β†’ 25.2M2944-15#16014#16029
25.2M β†’ FINISH6357+6#16029#16023
TOTALS8701747-3365
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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