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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yvonne Liu-Constant

Bib: 31089 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
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
33:48
3.11 mi
Rank: #27843
Start → 5K
33:48 | 10:53/mi
10K
1:09:22
6.21 mi
Rank: #28053 (-210)
5K → 10K
35:34 | 11:27/mi
15K
1:46:12
9.32 mi
Rank: #28177 (-124)
10K → 15K
36:50 | 11:52/mi
20K
2:21:34
12.43 mi
Rank: #27998 (+179)
15K → 20K
35:22 | 11:24/mi
HALF
2:28:53
13.11 mi
Rank: #27951 (+47)
20K → HALF
7:19 | 10:45/mi
25K
2:58:25
15.53 mi
Rank: #27927 (+24)
HALF → 25K
29:32 | 12:11/mi
30K
3:35:03
18.64 mi
Rank: #27689 (+238)
25K → 30K
36:38 | 11:48/mi
20M
3:50:46
20.00 mi
Rank: #27569 (+120)
30K → 20M
15:43 | 11:35/mi
21M
4:04:48
21.00 mi
Rank: #27587 (-18)
20M → 21M
14:02 | 14:02/mi
35K
4:13:26
21.75 mi
Rank: #27540 (+47)
21M → 35K
8:38 | 11:33/mi
23M
4:28:30
23.00 mi
Rank: #27501 (+39)
35K → 23M
15:04 | 12:03/mi
24M
4:40:00
24.00 mi
Rank: #27443 (+58)
23M → 24M
11:30 | 11:30/mi
40K
4:50:06
24.85 mi
Rank: #27375 (+68)
24M → 40K
10:06 | 11:49/mi
25.2M
4:54:44
25.20 mi
Rank: #27375
40K → 25.2M
4:38 | 13:27/mi
FINISH
5:05:42
26.22 mi
Rank: #27340 (+35)
25.2M → FINISH
10:58 | 10:46/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:28:53
Pace11:22 /mi
2nd Half
Distance13.11 mi
Time2:36:49
Pace11:58 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:2533:4810:5333:48
10:53
-
10K
6.21 mi12:35:591:09:2211:1035:34
11:27
+0:34
15K
9.32 mi13:12:491:46:1211:2436:50
11:52
+0:25
20K
12.43 mi13:48:112:21:3411:2435:22
11:24
-0:28
HALF
13.11 mi13:55:302:28:5311:227:19
10:45
-0:39
25K
15.53 mi14:25:022:58:2511:3029:32
12:11
+1:26
30K
18.64 mi15:01:403:35:0311:3336:38
11:48
-0:23
20M
20.00 mi15:17:233:50:4611:3315:43
11:35
-0:13
21M
21.00 mi15:31:254:04:4811:4014:02
14:02
+2:27
35K
21.75 mi15:40:034:13:2611:408:38
11:33
-2:29
23M
23.00 mi15:55:074:28:3011:4115:04
12:03
+0:30
24M
24.00 mi16:06:374:40:0011:4111:30
11:30
-0:33
40K
24.85 mi16:16:434:50:0611:4110:06
11:49
+0:19
25.2M
25.20 mi16:21:214:54:4411:424:38
13:27
+1:38
FINISH
26.22 mi16:32:195:05:4211:4110:58
10:46
-2:41

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

10:45 /mi

Average Pace

11:40 /mi

Slowest Pace

14:02 /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

52:05

17% of race

Time at Steady Pace

3:10:21

62% of race

Time at Slower Pace

1:03:16

21% of race

Average Pace: 11:40 /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 mi12:00:2533:4810:5333:48
10:53
#27843
10K
6.21 mi12:35:591:09:2211:1035:34
11:27
#28053
15K
9.32 mi13:12:491:46:1211:2436:50
11:52
#28177
20K
12.43 mi13:48:112:21:3411:2435:22
11:24
#27998
HALF
13.11 mi13:55:302:28:5311:227:19
10:45
#27951
25K
15.53 mi14:25:022:58:2511:3029:32
12:11
#27927
30K
18.64 mi15:01:403:35:0311:3336:38
11:48
#27689
20M
20.00 mi15:17:233:50:4611:3315:43
11:35
#27569
21M
21.00 mi15:31:254:04:4811:4014:02
14:02
#27587
35K
21.75 mi15:40:034:13:2611:408:38
11:33
#27540
23M
23.00 mi15:55:074:28:3011:4115:04
12:03
#27501
24M
24.00 mi16:06:374:40:0011:4111:30
11:30
#27443
40K
24.85 mi16:16:434:50:0611:4110:06
11:49
#27375
25.2M
25.20 mi16:21:214:54:4411:424:38
13:27
#27375
FINISH
26.22 mi16:32:195:05:4211:4110:58
10:46
#27340
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi27843117801178028251(Top 97%)12080(Top 96%)12080(Top 1270%)
10K6.21 mi3.10 mi28053-21011924-14411924-14428184(Top 97%)12021(Top 96%)12021(Top 1264%)
15K9.32 mi3.11 mi28177-12412005-8112005-8128251(Top 97%)12080(Top 96%)12080(Top 1270%)
20K12.43 mi3.11 mi27998+17911902+10311902+10327422(Top 94%)11563(Top 92%)11563(Top 1216%)
HALF13.11 mi0.68 mi27951+4711869+3311869+3327055(Top 93%)11398(Top 91%)11398(Top 1199%)
25K15.53 mi2.42 mi27927+2411864+511864+527665(Top 95%)11756(Top 93%)11756(Top 1236%)
30K18.64 mi3.11 mi27689+23811736+12811736+12826517(Top 91%)11186(Top 89%)11186(Top 1176%)
20M20.00 mi1.36 mi27569+12011674+6211674+6225816(Top 89%)10892(Top 87%)10892(Top 1145%)
21M21.00 mi1.00 mi27587-1811697-2311697-2327352(Top 94%)11726(Top 93%)11726(Top 1233%)
35K21.75 mi0.75 mi27540+4711674+2311674+2326137(Top 90%)11112(Top 88%)11112(Top 1168%)
23M23.00 mi1.25 mi27501+3911662+1211662+1226182(Top 90%)11159(Top 89%)11159(Top 1173%)
24M24.00 mi1.00 mi27443+5811636+2611636+2625955(Top 89%)11090(Top 88%)11090(Top 1166%)
40K24.85 mi0.85 mi27375+6811599+3711599+3725618(Top 88%)10955(Top 87%)10955(Top 1152%)
25.2M25.20 mi0.35 mi2737511604-511604-526626(Top 92%)11435(Top 91%)11435(Top 1202%)
FINISH26.22 mi1.02 mi27340+3511590+1411590+1425667(Top 88%)10984(Top 87%)10984(Top 1155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21
+97ft-345ft

Overall

28251

Females

12080

F55-59

12080

5K→10K

3.1 - 6.2 mi

Top 97%
×5
+79ft-138ft

Overall

28184

Females

12021

F55-59

12021

10K→15K

6.2 - 9.3 mi

Top 97%
×3
+67ft-78ft

Overall

28251

Females

12080

F55-59

12080

15K→20K

9.3 - 12.4 mi

Top 94%
×5
+106ft-86ft

Overall

27422

Females

11563

F55-59

11563

20K→HALF

12.4 - 13.1 mi

Top 93%
×2
+19ft-37ft

Overall

27055

Females

11398

F55-59

11398

HALF→25K

13.1 - 15.5 mi

Top 95%
×4
+66ft-88ft

Overall

27665

Females

11756

F55-59

11756

25K→30K

15.5 - 18.6 mi

Top 91%
×9
+181ft-148ft

Overall

26517

Females

11186

F55-59

11186

30K→20M

18.6 - 20.0 mi

Top 89%
×5
+64ft-50ft

Overall

25816

Females

10892

F55-59

10892

20M→21M

20.0 - 21.0 mi

Top 94%
×8
+106ft-24ft

Overall

27352

Females

11726

F55-59

11726

21M→35K

21.0 - 21.8 mi

Top 90%
×7
+17ft-86ft

Overall

26137

Females

11112

F55-59

11112

35K→23M

21.8 - 23.0 mi

Top 90%
×5
+23ft-63ft

Overall

26182

Females

11159

F55-59

11159

23M→24M

23.0 - 24.0 mi

Top 89%
×6
+12ft-82ft

Overall

25955

Females

11090

F55-59

11090

24M→40K

24.0 - 24.9 mi

Top 88%
×1
+6ft-20ft

Overall

25618

Females

10955

F55-59

10955

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1
+13ft-16ft

Overall

26626

Females

11435

F55-59

11435

25.2M→FINISH

25.2 - 26.2 mi

Top 88%
×2
+22ft-21ft

Overall

25667

Females

10984

F55-59

10984

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1093*
Passed By
511
Net Change
+503
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27843
5K → 10K69200-210#27843#28053
10K → 15K41165-124#28053#28177
15K → 20K1845+179#28177#27998
20K → HALF514+47#27998#27951
HALF → 25K7046+24#27951#27927
25K → 30K242*4+238#27927#27689
30K → 20M1244+120#27689#27569
20M → 21M2745-18#27569#27587
21M → 35K536+47#27587#27540
35K → 23M5213+39#27540#27501
23M → 24M602+58#27501#27443
24M → 40K724+68#27443#27375
40K → 25.2M10100#27375#27375
25.2M → FINISH383+35#27375#27340
TOTALS1093*511+503

* 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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