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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Shelley Liu

Bib: 14862 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 15%
Gender (Female)
#0 / 12578
Top 2%
Age Group (F18-39)
#0 / 5716
Top 5%
Race Day Weather
51°/41°F
overcast clouds
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
21:08
3.11 mi
Rank: #6907
Start → 5K
21:08 | 6:49/mi
10K
42:16
6.21 mi
Rank: #6911 (-4)
5K → 10K
21:08 | 6:49/mi
15K
1:03:24
9.32 mi
Rank: #6873 (+38)
10K → 15K
21:08 | 6:49/mi
20K
1:24:28
12.43 mi
Rank: #6589 (+284)
15K → 20K
21:04 | 6:47/mi
HALF
1:28:57
13.11 mi
Rank: #6504 (+85)
20K → HALF
4:29 | 6:35/mi
25K
1:45:08
15.53 mi
Rank: #6162 (+342)
HALF → 25K
16:11 | 6:41/mi
30K
2:05:50
18.64 mi
Rank: #5563 (+599)
25K → 30K
20:42 | 6:40/mi
20M
2:14:34
20.00 mi
Rank: #5175 (+388)
30K → 20M
8:44 | 6:26/mi
21M
2:21:22
21.00 mi
Rank: #4972 (+203)
20M → 21M
6:48 | 6:48/mi
35K
2:26:07
21.75 mi
Rank: #4839 (+133)
21M → 35K
4:45 | 6:21/mi
23M
2:34:20
23.00 mi
Rank: #4650 (+189)
35K → 23M
8:13 | 6:34/mi
24M
2:40:45
24.00 mi
Rank: #4512 (+138)
23M → 24M
6:25 | 6:25/mi
40K
2:46:18
24.85 mi
Rank: #4404 (+108)
24M → 40K
5:33 | 6:30/mi
25.2M
2:48:42
25.20 mi
Rank: #4334 (+70)
40K → 25.2M
2:24 | 6:58/mi
FINISH
2:55:02
26.22 mi
Rank: #4211 (+123)
25.2M → FINISH
6:20 | 6:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:28:57
Pace6:48 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:26:05
Pace6:34 /mi
📊Negative Split: 3.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2021:086:4921:08
6:49
-
10K
6.21 mi11:12:2842:166:4921:08
6:49
0:00
15K
9.32 mi11:33:361:03:246:4921:08
6:49
0:00
20K
12.43 mi11:54:401:24:286:4821:04
6:47
-0:02
HALF
13.11 mi11:59:091:28:576:484:29
6:35
-0:12
25K
15.53 mi12:15:201:45:086:4716:11
6:41
+0:06
30K
18.64 mi12:36:022:05:506:4620:42
6:40
-0:01
20M
20.00 mi12:44:462:14:346:448:44
6:26
-0:14
21M
21.00 mi12:51:342:21:226:446:48
6:48
+0:22
35K
21.75 mi12:56:192:26:076:444:45
6:21
-0:27
23M
23.00 mi13:04:322:34:206:438:13
6:34
+0:13
24M
24.00 mi13:10:572:40:456:426:25
6:25
-0:09
40K
24.85 mi13:16:302:46:186:425:33
6:30
+0:05
25.2M
25.20 mi13:18:542:48:426:422:24
6:58
+0:28
FINISH
26.22 mi13:25:142:55:026:416:20
6:13
-0:45

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

6:13 /mi

Average Pace

6:41 /mi

Slowest Pace

6:58 /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

2:52:38

99% of race

Time at Steady Pace

2:24

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:51:2021:086:4921:08
6:49
#6907
10K
6.21 mi11:12:2842:166:4921:08
6:49
#6911
15K
9.32 mi11:33:361:03:246:4921:08
6:49
#6873
20K
12.43 mi11:54:401:24:286:4821:04
6:47
#6589
HALF
13.11 mi11:59:091:28:576:484:29
6:35
#6504
25K
15.53 mi12:15:201:45:086:4716:11
6:41
#6162
30K
18.64 mi12:36:022:05:506:4620:42
6:40
#5563
20M
20.00 mi12:44:462:14:346:448:44
6:26
#5175
21M
21.00 mi12:51:342:21:226:446:48
6:48
#4972
35K
21.75 mi12:56:192:26:076:444:45
6:21
#4839
23M
23.00 mi13:04:322:34:206:438:13
6:34
#4650
24M
24.00 mi13:10:572:40:456:426:25
6:25
#4512
40K
24.85 mi13:16:302:46:186:425:33
6:30
#4404
25.2M
25.20 mi13:18:542:48:426:422:24
6:58
#4334
FINISH
26.22 mi13:25:142:55:026:416:20
6:13
#4211
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 mi69077327326857(Top 24%)754(Top 6%)754(Top 13%)
10K6.21 mi3.10 mi6911-4742-10742-107016(Top 24%)788(Top 6%)788(Top 14%)
15K9.32 mi3.11 mi6873+38751-9751-96857(Top 24%)754(Top 6%)754(Top 13%)
20K12.43 mi3.11 mi6589+284675+76675+766013(Top 21%)584(Top 5%)584(Top 10%)
HALF13.11 mi0.68 mi6504+85651+24651+245134(Top 18%)375(Top 3%)375(Top 7%)
25K15.53 mi2.42 mi6162+342583+68583+684686(Top 16%)329(Top 3%)329(Top 6%)
30K18.64 mi3.11 mi5563+599468+115468+1153490(Top 12%)206(Top 2%)206(Top 4%)
20M20.00 mi1.36 mi5175+388392+76392+762109(Top 7%)98(Top 0.8%)98(Top 2%)
21M21.00 mi1.00 mi4972+203364+28364+282500(Top 9%)144(Top 1%)144(Top 3%)
35K21.75 mi0.75 mi4839+133351+13351+132793(Top 10%)180(Top 1%)180(Top 3%)
23M23.00 mi1.25 mi4650+189332+19332+192762(Top 10%)189(Top 2%)189(Top 3%)
24M24.00 mi1.00 mi4512+138326+6326+62760(Top 10%)216(Top 2%)216(Top 4%)
40K24.85 mi0.85 mi4404+108321+5321+52549(Top 9%)199(Top 2%)199(Top 3%)
25.2M25.20 mi0.35 mi4334+70315+6315+62538(Top 9%)220(Top 2%)220(Top 4%)
FINISH26.22 mi1.02 mi4211+123295+20295+202619(Top 9%)242(Top 2%)242(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21
+97ft-345ft

Overall

6857

Females

754

F18-39

754

5K→10K

3.1 - 6.2 mi

Top 24%
×5
+79ft-138ft

Overall

7016

Females

788

F18-39

788

10K→15K

6.2 - 9.3 mi

Top 24%
×3
+67ft-78ft

Overall

6857

Females

754

F18-39

754

15K→20K

9.3 - 12.4 mi

Top 21%
×5
+106ft-86ft

Overall

6013

Females

584

F18-39

584

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5134

Females

375

F18-39

375

HALF→25K

13.1 - 15.5 mi

Top 16%
×4
+66ft-88ft

Overall

4686

Females

329

F18-39

329

25K→30K

15.5 - 18.6 mi

Top 12%
×9
+181ft-148ft

Overall

3490

Females

206

F18-39

206

30K→20M

18.6 - 20.0 mi

Top 7%
×5
+64ft-50ft

Overall

2109

Females

98

F18-39

98

20M→21M

20.0 - 21.0 mi

Top 9%
×8
+106ft-24ft

Overall

2500

Females

144

F18-39

144

21M→35K

21.0 - 21.8 mi

Top 10%
×7
+17ft-86ft

Overall

2793

Females

180

F18-39

180

35K→23M

21.8 - 23.0 mi

Top 10%
×5
+23ft-63ft

Overall

2762

Females

189

F18-39

189

23M→24M

23.0 - 24.0 mi

Top 10%
×6
+12ft-82ft

Overall

2760

Females

216

F18-39

216

24M→40K

24.0 - 24.9 mi

Top 9%
×1
+6ft-20ft

Overall

2549

Females

199

F18-39

199

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1
+13ft-16ft

Overall

2538

Females

220

F18-39

220

25.2M→FINISH

25.2 - 26.2 mi

Top 9%
×2
+22ft-21ft

Overall

2619

Females

242

F18-39

242

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3079*
Passed By
379
Net Change
+2696
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6907
5K → 10K200200-4#6907#6911
10K → 15K162124+38#6911#6873
15K → 20K306*22+284#6873#6589
20K → HALF894+85#6589#6504
HALF → 25K345*3+342#6504#6162
25K → 30K600*1+599#6162#5563
30K → 20M388*0+388#5563#5175
20M → 21M204*1+203#5175#4972
21M → 35K1363+133#4972#4839
35K → 23M1923+189#4839#4650
23M → 24M1446+138#4650#4512
24M → 40K1124+108#4512#4404
40K → 25.2M711+70#4404#4334
25.2M → FINISH1307+123#4334#4211
TOTALS3079*379+2696

* 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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Export & Support

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