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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Lorena Choy

Bib: 22162 •F •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 41%
Masters (Masters Women)
#0 / 6862
Top 26%
Age Group (F45-49)
#0 / 1786
Top 30%
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
25:14
3.11 mi
Rank: #17740
Start → 5K
25:14 | 8:08/mi
10K
49:10
6.21 mi
Rank: #16404 (+1336)
5K → 10K
23:56 | 7:43/mi
15K
1:13:24
9.32 mi
Rank: #16047 (+357)
10K → 15K
24:14 | 7:48/mi
20K
1:37:45
12.43 mi
Rank: #15700 (+347)
15K → 20K
24:21 | 7:51/mi
HALF
1:43:00
13.11 mi
Rank: #15635 (+65)
20K → HALF
5:15 | 7:43/mi
25K
2:02:32
15.53 mi
Rank: #15668 (-33)
HALF → 25K
19:32 | 8:04/mi
30K
2:28:54
18.64 mi
Rank: #15889 (-221)
25K → 30K
26:22 | 8:30/mi
20M
2:40:09
20.00 mi
Rank: #15797 (+92)
30K → 20M
11:15 | 8:17/mi
21M
2:49:32
21.00 mi
Rank: #15929 (-132)
20M → 21M
9:23 | 9:23/mi
35K
2:55:32
21.75 mi
Rank: #15842 (+87)
21M → 35K
6:00 | 8:02/mi
23M
3:05:43
23.00 mi
Rank: #15681 (+161)
35K → 23M
10:11 | 8:09/mi
24M
3:13:29
24.00 mi
Rank: #15528 (+153)
23M → 24M
7:46 | 7:46/mi
40K
3:20:16
24.85 mi
Rank: #15380 (+148)
24M → 40K
6:47 | 7:57/mi
25.2M
3:23:17
25.20 mi
Rank: #15344 (+36)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:31:23
26.22 mi
Rank: #15329 (+15)
25.2M → FINISH
8:06 | 7:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:00
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:48:23
Pace8:17 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:4325:148:0825:14
8:08
-
10K
6.21 mi11:50:3949:107:5523:56
7:43
-0:25
15K
9.32 mi12:14:531:13:247:5324:14
7:48
+0:05
20K
12.43 mi12:39:141:37:457:5224:21
7:51
+0:03
HALF
13.11 mi12:44:291:43:007:525:15
7:43
-0:08
25K
15.53 mi13:04:012:02:327:5419:32
8:04
+0:21
30K
18.64 mi13:30:232:28:548:0026:22
8:30
+0:26
20M
20.00 mi13:41:382:40:098:0111:15
8:17
-0:13
21M
21.00 mi13:51:012:49:328:059:23
9:23
+1:06
35K
21.75 mi13:57:012:55:328:056:00
8:02
-1:21
23M
23.00 mi14:07:123:05:438:0510:11
8:09
+0:07
24M
24.00 mi14:14:583:13:298:047:46
7:46
-0:23
40K
24.85 mi14:21:453:20:168:046:47
7:57
+0:11
25.2M
25.20 mi14:24:463:23:178:053:01
8:45
+0:48
FINISH
26.22 mi14:32:523:31:238:058:06
7:57
-0:48

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

7:43 /mi

Average Pace

8:04 /mi

Slowest Pace

9:23 /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

1:01:11

29% of race

Time at Steady Pace

1:40:11

47% of race

Time at Slower Pace

50:01

24% of race

Average Pace: 8:04 /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 mi11:26:4325:148:0825:14
8:08
#17740
10K
6.21 mi11:50:3949:107:5523:56
7:43
#16404
15K
9.32 mi12:14:531:13:247:5324:14
7:48
#16047
20K
12.43 mi12:39:141:37:457:5224:21
7:51
#15700
HALF
13.11 mi12:44:291:43:007:525:15
7:43
#15635
25K
15.53 mi13:04:012:02:327:5419:32
8:04
#15668
30K
18.64 mi13:30:232:28:548:0026:22
8:30
#15889
20M
20.00 mi13:41:382:40:098:0111:15
8:17
#15797
21M
21.00 mi13:51:012:49:328:059:23
9:23
#15929
35K
21.75 mi13:57:012:55:328:056:00
8:02
#15842
23M
23.00 mi14:07:123:05:438:0510:11
8:09
#15681
24M
24.00 mi14:14:583:13:298:047:46
7:46
#15528
40K
24.85 mi14:21:453:20:168:046:47
7:57
#15380
25.2M
25.20 mi14:24:463:23:178:053:01
8:45
#15344
FINISH
26.22 mi14:32:523:31:238:058:06
7:57
#15329
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi177406352635215364(Top 53%)4957(Top 39%)4957(Top 278%)
10K6.21 mi3.10 mi16404+13365571+7815571+78114812(Top 51%)4579(Top 36%)4579(Top 256%)
15K9.32 mi3.11 mi16047+3575359+2125359+21215364(Top 53%)4957(Top 39%)4957(Top 278%)
20K12.43 mi3.11 mi15700+3475174+1855174+18514842(Top 51%)4703(Top 37%)4703(Top 263%)
HALF13.11 mi0.68 mi15635+655138+365138+3614831(Top 51%)4633(Top 37%)4633(Top 259%)
25K15.53 mi2.42 mi15668-335170-325170-3215827(Top 55%)5320(Top 42%)5320(Top 298%)
30K18.64 mi3.11 mi15889-2215336-1665336-16616842(Top 58%)6013(Top 48%)6013(Top 337%)
20M20.00 mi1.36 mi15797+925297+395297+3914835(Top 51%)4957(Top 39%)4957(Top 278%)
21M21.00 mi1.00 mi15929-1325395-985395-9818010(Top 62%)6790(Top 54%)6790(Top 380%)
35K21.75 mi0.75 mi15842+875358+375358+3714666(Top 51%)5003(Top 40%)5003(Top 280%)
23M23.00 mi1.25 mi15681+1615290+685290+6813418(Top 46%)4407(Top 35%)4407(Top 247%)
24M24.00 mi1.00 mi15528+1535220+705220+7012099(Top 42%)3773(Top 30%)3773(Top 211%)
40K24.85 mi0.85 mi15380+1485155+655155+6512099(Top 42%)3850(Top 31%)3850(Top 216%)
25.2M25.20 mi0.35 mi15344+365144+115144+1113315(Top 46%)4547(Top 36%)4547(Top 255%)
FINISH26.22 mi1.02 mi15329+155146-25146-214862(Top 51%)5367(Top 43%)5367(Top 301%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15364

Females

4957

F45-49

4957

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14812

Females

4579

F45-49

4579

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15364

Females

4957

F45-49

4957

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14842

Females

4703

F45-49

4703

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14831

Females

4633

F45-49

4633

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

15827

Females

5320

F45-49

5320

25K→30K

15.5 - 18.6 mi

Top 58%
×9
+181ft-148ft

Overall

16842

Females

6013

F45-49

6013

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14835

Females

4957

F45-49

4957

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

18010

Females

6790

F45-49

6790

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14666

Females

5003

F45-49

5003

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13418

Females

4407

F45-49

4407

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12099

Females

3773

F45-49

3773

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12099

Females

3850

F45-49

3850

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13315

Females

4547

F45-49

4547

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14862

Females

5367

F45-49

5367

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3436*
Passed By
872
Net Change
+2411
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17740
5K → 10K1355*19+1336#17740#16404
10K → 15K426*69+357#16404#16047
15K → 20K395*48+347#16047#15700
20K → HALF7914+65#15700#15635
HALF → 25K123156-33#15635#15668
25K → 30K132200-221#15668#15889
30K → 20M13644+92#15889#15797
20M → 21M68200-132#15797#15929
21M → 35K10720+87#15929#15842
35K → 23M17716+161#15842#15681
23M → 24M1629+153#15681#15528
24M → 40K1546+148#15528#15380
40K → 25.2M4913+36#15380#15344
25.2M → FINISH7358+15#15344#15329
TOTALS3436*872+2411

* 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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