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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Valerie Hsieh

Bib: 14733 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 39%
Gender (Female)
#0 / 12578
Top 23%
Age Group (F18-39)
#0 / 5716
Top 41%
Race Day Weather
51°/41°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
23:33
3.11 mi
Rank: #13466
Start → 5K
23:33 | 7:35/mi
10K
47:15
6.21 mi
Rank: #13768 (-302)
5K → 10K
23:42 | 7:38/mi
15K
1:11:04
9.32 mi
Rank: #13874 (-106)
10K → 15K
23:49 | 7:40/mi
20K
1:34:55
12.43 mi
Rank: #13742 (+132)
15K → 20K
23:51 | 7:41/mi
HALF
1:40:07
13.11 mi
Rank: #13758 (-16)
20K → HALF
5:12 | 7:38/mi
25K
1:58:47
15.53 mi
Rank: #13622 (+136)
HALF → 25K
18:40 | 7:42/mi
30K
2:22:41
18.64 mi
Rank: #13151 (+471)
25K → 30K
23:54 | 7:42/mi
20M
2:33:03
20.00 mi
Rank: #12895 (+256)
30K → 20M
10:22 | 7:38/mi
21M
2:40:54
21.00 mi
Rank: #12656 (+239)
20M → 21M
7:51 | 7:51/mi
35K
2:46:14
21.75 mi
Rank: #12478 (+178)
21M → 35K
5:20 | 7:08/mi
23M
2:55:31
23.00 mi
Rank: #12202 (+276)
35K → 23M
9:17 | 7:26/mi
24M
3:02:38
24.00 mi
Rank: #11925 (+277)
23M → 24M
7:07 | 7:07/mi
40K
3:08:59
24.85 mi
Rank: #11773 (+152)
24M → 40K
6:21 | 7:26/mi
25.2M
3:11:42
25.20 mi
Rank: #11673 (+100)
40K → 25.2M
2:43 | 7:53/mi
FINISH
3:18:44
26.22 mi
Rank: #11425 (+248)
25.2M → FINISH
7:02 | 6:55/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:40:07
Pace7:39 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:37
Pace7:32 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2923:337:3523:33
7:35
-
10K
6.21 mi11:18:1147:157:3723:42
7:38
+0:03
15K
9.32 mi11:42:001:11:047:3823:49
7:40
+0:02
20K
12.43 mi12:05:511:34:557:3923:51
7:41
+0:01
HALF
13.11 mi12:11:031:40:077:395:12
7:38
-0:03
25K
15.53 mi12:29:431:58:477:3918:40
7:42
+0:04
30K
18.64 mi12:53:372:22:417:4023:54
7:42
0:00
20M
20.00 mi13:03:592:33:037:4010:22
7:38
-0:04
21M
21.00 mi13:11:502:40:547:407:51
7:51
+0:13
35K
21.75 mi13:17:102:46:147:395:20
7:08
-0:43
23M
23.00 mi13:26:272:55:317:389:17
7:26
+0:18
24M
24.00 mi13:33:343:02:387:377:07
7:07
-0:19
40K
24.85 mi13:39:553:08:597:376:21
7:26
+0:19
25.2M
25.20 mi13:42:383:11:427:372:43
7:53
+0:27
FINISH
26.22 mi13:49:403:18:447:367:02
6:55
-0:58

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

6:55 /mi

Average Pace

7:35 /mi

Slowest Pace

7:53 /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

58:40

30% of race

Time at Steady Pace

2:20:04

70% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:35 /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 mi10:54:2923:337:3523:33
7:35
#13466
10K
6.21 mi11:18:1147:157:3723:42
7:38
#13768
15K
9.32 mi11:42:001:11:047:3823:49
7:40
#13874
20K
12.43 mi12:05:511:34:557:3923:51
7:41
#13742
HALF
13.11 mi12:11:031:40:077:395:12
7:38
#13758
25K
15.53 mi12:29:431:58:477:3918:40
7:42
#13622
30K
18.64 mi12:53:372:22:417:4023:54
7:42
#13151
20M
20.00 mi13:03:592:33:037:4010:22
7:38
#12895
21M
21.00 mi13:11:502:40:547:407:51
7:51
#12656
35K
21.75 mi13:17:102:46:147:395:20
7:08
#12478
23M
23.00 mi13:26:272:55:317:389:17
7:26
#12202
24M
24.00 mi13:33:343:02:387:377:07
7:07
#11925
40K
24.85 mi13:39:553:08:597:376:21
7:26
#11773
25.2M
25.20 mi13:42:383:11:427:372:43
7:53
#11673
FINISH
26.22 mi13:49:403:18:447:367:02
6:55
#11425
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 mi134663749374914241(Top 49%)4270(Top 34%)4270(Top 75%)
10K6.21 mi3.10 mi13768-3023950-2013950-20114106(Top 49%)4170(Top 33%)4170(Top 73%)
15K9.32 mi3.11 mi13874-1064039-894039-8914241(Top 49%)4270(Top 34%)4270(Top 75%)
20K12.43 mi3.11 mi13742+1323990+493990+4913518(Top 47%)3947(Top 31%)3947(Top 69%)
HALF13.11 mi0.68 mi13758-164001-114001-1114106(Top 49%)4190(Top 33%)4190(Top 73%)
25K15.53 mi2.42 mi13622+1363944+573944+5713016(Top 45%)3736(Top 30%)3736(Top 65%)
30K18.64 mi3.11 mi13151+4713737+2073737+20711183(Top 39%)2865(Top 23%)2865(Top 50%)
20M20.00 mi1.36 mi12895+2563624+1133624+11310116(Top 35%)2459(Top 20%)2459(Top 43%)
21M21.00 mi1.00 mi12656+2393517+1073517+1078912(Top 31%)2003(Top 16%)2003(Top 35%)
35K21.75 mi0.75 mi12478+1783424+933424+938121(Top 28%)1626(Top 13%)1626(Top 28%)
23M23.00 mi1.25 mi12202+2763286+1383286+1388318(Top 29%)1796(Top 14%)1796(Top 31%)
24M24.00 mi1.00 mi11925+2773163+1233163+1237325(Top 25%)1443(Top 11%)1443(Top 25%)
40K24.85 mi0.85 mi11773+1523098+653098+658404(Top 29%)2000(Top 16%)2000(Top 35%)
25.2M25.20 mi0.35 mi11673+1003062+363062+367724(Top 27%)1773(Top 14%)1773(Top 31%)
FINISH26.22 mi1.02 mi11425+2482955+1072955+1076868(Top 24%)1439(Top 11%)1439(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14241

Females

4270

F18-39

4270

5K→10K

3.1 - 6.2 mi

Top 49%
×5
+79ft-138ft

Overall

14106

Females

4170

F18-39

4170

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14241

Females

4270

F18-39

4270

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13518

Females

3947

F18-39

3947

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14106

Females

4190

F18-39

4190

HALF→25K

13.1 - 15.5 mi

Top 45%
×4
+66ft-88ft

Overall

13016

Females

3736

F18-39

3736

25K→30K

15.5 - 18.6 mi

Top 39%
×9
+181ft-148ft

Overall

11183

Females

2865

F18-39

2865

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10116

Females

2459

F18-39

2459

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

8912

Females

2003

F18-39

2003

21M→35K

21.0 - 21.8 mi

Top 28%
×7
+17ft-86ft

Overall

8121

Females

1626

F18-39

1626

35K→23M

21.8 - 23.0 mi

Top 29%
×5
+23ft-63ft

Overall

8318

Females

1796

F18-39

1796

23M→24M

23.0 - 24.0 mi

Top 25%
×6
+12ft-82ft

Overall

7325

Females

1443

F18-39

1443

24M→40K

24.0 - 24.9 mi

Top 29%
×1
+6ft-20ft

Overall

8404

Females

2000

F18-39

2000

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1
+13ft-16ft

Overall

7724

Females

1773

F18-39

1773

25.2M→FINISH

25.2 - 26.2 mi

Top 24%
×2
+22ft-21ft

Overall

6868

Females

1439

F18-39

1439

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3032*
Passed By
637
Net Change
+2041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13466
5K → 10K177200-302#13466#13768
10K → 15K169200-106#13768#13874
15K → 20K223*91+132#13874#13742
20K → HALF2844-16#13742#13758
HALF → 25K19256+136#13758#13622
25K → 30K483*12+471#13622#13151
30K → 20M268*12+256#13151#12895
20M → 21M242*3+239#12895#12656
21M → 35K1780+178#12656#12478
35K → 23M276*0+276#12478#12202
23M → 24M279*2+277#12202#11925
24M → 40K16513+152#11925#11773
40K → 25.2M1011+100#11773#11673
25.2M → FINISH251*3+248#11673#11425
TOTALS3032*637+2041

* 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

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