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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Cong Chen

Bib: 20101 •F •Age: N/A

NJ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 42%
Masters (Masters Women)
#0 / 6862
Top 27%
Age Group (F45-49)
#0 / 1786
Top 32%
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
23:47
3.11 mi
Rank: #14182
Start → 5K
23:47 | 7:40/mi
10K
47:49
6.21 mi
Rank: #14604 (-422)
5K → 10K
24:02 | 7:45/mi
15K
1:12:19
9.32 mi
Rank: #15077 (-473)
10K → 15K
24:30 | 7:54/mi
20K
1:37:01
12.43 mi
Rank: #15235 (-158)
15K → 20K
24:42 | 7:58/mi
HALF
1:42:20
13.11 mi
Rank: #15246 (-11)
20K → HALF
5:19 | 7:48/mi
25K
2:02:31
15.53 mi
Rank: #15661 (-415)
HALF → 25K
20:11 | 8:20/mi
30K
2:28:31
18.64 mi
Rank: #15734 (-73)
25K → 30K
26:00 | 8:23/mi
20M
2:40:02
20.00 mi
Rank: #15752 (-18)
30K → 20M
11:31 | 8:29/mi
21M
2:49:02
21.00 mi
Rank: #15753 (-1)
20M → 21M
9:00 | 9:00/mi
35K
2:55:13
21.75 mi
Rank: #15750 (+3)
21M → 35K
6:11 | 8:16/mi
23M
3:05:54
23.00 mi
Rank: #15735 (+15)
35K → 23M
10:41 | 8:33/mi
24M
3:14:01
24.00 mi
Rank: #15675 (+60)
23M → 24M
8:07 | 8:07/mi
40K
3:21:05
24.85 mi
Rank: #15605 (+70)
24M → 40K
7:04 | 8:16/mi
25.2M
3:24:07
25.20 mi
Rank: #15580 (+25)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:32:10
26.22 mi
Rank: #15550 (+30)
25.2M → FINISH
8:03 | 7:54/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:20
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:49:50
Pace8:23 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:4723:477:4023:47
7:40
-
10K
6.21 mi11:32:4947:497:4224:02
7:45
+0:05
15K
9.32 mi11:57:191:12:197:4624:30
7:54
+0:09
20K
12.43 mi12:22:011:37:017:4924:42
7:58
+0:04
HALF
13.11 mi12:27:201:42:207:495:19
7:48
-0:10
25K
15.53 mi12:47:312:02:317:5420:11
8:20
+0:32
30K
18.64 mi13:13:312:28:317:5926:00
8:23
+0:03
20M
20.00 mi13:25:022:40:028:0111:31
8:29
+0:06
21M
21.00 mi13:34:022:49:028:039:00
9:00
+0:31
35K
21.75 mi13:40:132:55:138:046:11
8:16
-0:44
23M
23.00 mi13:50:543:05:548:0510:41
8:33
+0:17
24M
24.00 mi13:59:013:14:018:068:07
8:07
-0:26
40K
24.85 mi14:06:053:21:058:067:04
8:16
+0:09
25.2M
25.20 mi14:09:073:24:078:063:02
8:48
+0:32
FINISH
26.22 mi14:17:103:32:108:068:03
7:54
-0:54

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

7:40 /mi

Average Pace

8:06 /mi

Slowest Pace

9:00 /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

2:57:56

84% of race

Time at Steady Pace

34:14

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:06 /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 mi11:08:4723:477:4023:47
7:40
#14182
10K
6.21 mi11:32:4947:497:4224:02
7:45
#14604
15K
9.32 mi11:57:191:12:197:4624:30
7:54
#15077
20K
12.43 mi12:22:011:37:017:4924:42
7:58
#15235
HALF
13.11 mi12:27:201:42:207:495:19
7:48
#15246
25K
15.53 mi12:47:312:02:317:5420:11
8:20
#15661
30K
18.64 mi13:13:312:28:317:5926:00
8:23
#15734
20M
20.00 mi13:25:022:40:028:0111:31
8:29
#15752
21M
21.00 mi13:34:022:49:028:039:00
9:00
#15753
35K
21.75 mi13:40:132:55:138:046:11
8:16
#15750
23M
23.00 mi13:50:543:05:548:0510:41
8:33
#15735
24M
24.00 mi13:59:013:14:018:068:07
8:07
#15675
40K
24.85 mi14:06:053:21:058:067:04
8:16
#15605
25.2M
25.20 mi14:09:073:24:078:063:02
8:48
#15580
FINISH
26.22 mi14:17:103:32:108:068:03
7:54
#15550
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 mi141824186418616077(Top 55%)5385(Top 43%)5385(Top 302%)
10K6.21 mi3.10 mi14604-4224450-2644450-26415073(Top 52%)4751(Top 38%)4751(Top 266%)
15K9.32 mi3.11 mi15077-4734790-3404790-34016077(Top 55%)5385(Top 43%)5385(Top 302%)
20K12.43 mi3.11 mi15235-1584888-984888-9815758(Top 54%)5245(Top 42%)5245(Top 294%)
HALF13.11 mi0.68 mi15246-114894-64894-615607(Top 54%)5107(Top 41%)5107(Top 286%)
25K15.53 mi2.42 mi15661-4155165-2715165-27117546(Top 60%)6304(Top 50%)6304(Top 353%)
30K18.64 mi3.11 mi15734-735241-765241-7616072(Top 55%)5555(Top 44%)5555(Top 311%)
20M20.00 mi1.36 mi15752-185269-285269-2816086(Top 55%)5688(Top 45%)5688(Top 318%)
21M21.00 mi1.00 mi15753-15292-235292-2316139(Top 56%)5760(Top 46%)5760(Top 323%)
35K21.75 mi0.75 mi15750+35300-85300-816232(Top 56%)5878(Top 47%)5878(Top 329%)
23M23.00 mi1.25 mi15735+155322-225322-2215930(Top 55%)5802(Top 46%)5802(Top 325%)
24M24.00 mi1.00 mi15675+605305+175305+1714570(Top 50%)5104(Top 41%)5104(Top 286%)
40K24.85 mi0.85 mi15605+705285+205285+2014264(Top 49%)5035(Top 40%)5035(Top 282%)
25.2M25.20 mi0.35 mi15580+255289-45289-413591(Top 47%)4686(Top 37%)4686(Top 262%)
FINISH26.22 mi1.02 mi15550+305284+55284+514525(Top 50%)5195(Top 41%)5195(Top 291%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21
+97ft-345ft

Overall

16077

Females

5385

F45-49

5385

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15073

Females

4751

F45-49

4751

10K→15K

6.2 - 9.3 mi

Top 55%
×3
+67ft-78ft

Overall

16077

Females

5385

F45-49

5385

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15758

Females

5245

F45-49

5245

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15607

Females

5107

F45-49

5107

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17546

Females

6304

F45-49

6304

25K→30K

15.5 - 18.6 mi

Top 55%
×9
+181ft-148ft

Overall

16072

Females

5555

F45-49

5555

30K→20M

18.6 - 20.0 mi

Top 55%
×5
+64ft-50ft

Overall

16086

Females

5688

F45-49

5688

20M→21M

20.0 - 21.0 mi

Top 56%
×8
+106ft-24ft

Overall

16139

Females

5760

F45-49

5760

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16232

Females

5878

F45-49

5878

35K→23M

21.8 - 23.0 mi

Top 55%
×5
+23ft-63ft

Overall

15930

Females

5802

F45-49

5802

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14570

Females

5104

F45-49

5104

24M→40K

24.0 - 24.9 mi

Top 49%
×1
+6ft-20ft

Overall

14264

Females

5035

F45-49

5035

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13591

Females

4686

F45-49

4686

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14525

Females

5195

F45-49

5195

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1285
Passed By
1507
Net Change
-1368
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14182
5K → 10K148200-422#14182#14604
10K → 15K81200-473#14604#15077
15K → 20K130200-158#15077#15235
20K → HALF2738-11#15235#15246
HALF → 25K52200-415#15246#15661
25K → 30K194200-73#15661#15734
30K → 20M6987-18#15734#15752
20M → 21M110111-1#15752#15753
21M → 35K6562+3#15753#15750
35K → 23M9984+15#15750#15735
23M → 24M9939+60#15735#15675
24M → 40K9323+70#15675#15605
40K → 25.2M4722+25#15605#15580
25.2M → FINISH7141+30#15580#15550
TOTALS12851507-1368
📊

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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