All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Reena Zhang

Bib: 27759 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
26:04
3.11 mi
Rank: #19457
Start → 5K
26:04 | 8:24/mi
10K
52:12
6.21 mi
Rank: #19628 (-171)
5K → 10K
26:08 | 8:25/mi
15K
1:18:15
9.32 mi
Rank: #19567 (+61)
10K → 15K
26:03 | 8:24/mi
20K
1:44:31
12.43 mi
Rank: #19421 (+146)
15K → 20K
26:16 | 8:28/mi
HALF
1:50:09
13.11 mi
Rank: #19391 (+30)
20K → HALF
5:38 | 8:16/mi
25K
2:10:37
15.53 mi
Rank: #19210 (+181)
HALF → 25K
20:28 | 8:27/mi
30K
2:37:46
18.64 mi
Rank: #18967 (+243)
25K → 30K
27:09 | 8:45/mi
20M
2:49:38
20.00 mi
Rank: #18861 (+106)
30K → 20M
11:52 | 8:45/mi
21M
2:58:23
21.00 mi
Rank: #18620 (+241)
20M → 21M
8:45 | 8:45/mi
35K
3:04:42
21.75 mi
Rank: #18573 (+47)
21M → 35K
6:19 | 8:27/mi
23M
3:15:31
23.00 mi
Rank: #18449 (+124)
35K → 23M
10:49 | 8:39/mi
24M
3:24:02
24.00 mi
Rank: #18381 (+68)
23M → 24M
8:31 | 8:31/mi
40K
3:31:02
24.85 mi
Rank: #18219 (+162)
24M → 40K
7:00 | 8:12/mi
25.2M
3:33:58
25.20 mi
Rank: #18112 (+107)
40K → 25.2M
2:56 | 8:31/mi
FINISH
3:41:41
26.22 mi
Rank: #17865 (+247)
25.2M → FINISH
7:43 | 7:35/mi
Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link — view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:09
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:51:32
Pace8:31 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1826:048:2426:04
8:24
-
10K
6.21 mi12:14:2652:128:2526:08
8:25
+0:01
15K
9.32 mi12:40:291:18:158:2426:03
8:24
-0:01
20K
12.43 mi13:06:451:44:318:2526:16
8:28
+0:04
HALF
13.11 mi13:12:231:50:098:255:38
8:16
-0:12
25K
15.53 mi13:32:512:10:378:2520:28
8:27
+0:11
30K
18.64 mi13:59:592:37:468:2827:09
8:45
+0:18
20M
20.00 mi14:11:522:49:388:2911:52
8:45
0:00
21M
21.00 mi14:20:372:58:238:308:45
8:45
0:00
35K
21.75 mi14:26:563:04:428:306:19
8:27
-0:18
23M
23.00 mi14:37:453:15:318:3110:49
8:39
+0:12
24M
24.00 mi14:46:163:24:028:318:31
8:31
-0:08
40K
24.85 mi14:53:163:31:028:307:00
8:12
-0:19
25.2M
25.20 mi14:56:123:33:588:302:56
8:31
+0:19
FINISH
26.22 mi15:03:553:41:418:287:43
7:35
-0:56

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

7:35 /mi

Average Pace

8:28 /mi

Slowest Pace

8:45 /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

20:21

9% of race

Time at Steady Pace

3:21:20

91% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:27 /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 mi11:48:1826:048:2426:04
8:24
#19457
10K
6.21 mi12:14:2652:128:2526:08
8:25
#19628
15K
9.32 mi12:40:291:18:158:2426:03
8:24
#19567
20K
12.43 mi13:06:451:44:318:2526:16
8:28
#19421
HALF
13.11 mi13:12:231:50:098:255:38
8:16
#19391
25K
15.53 mi13:32:512:10:378:2520:28
8:27
#19210
30K
18.64 mi13:59:592:37:468:2827:09
8:45
#18967
20M
20.00 mi14:11:522:49:388:2911:52
8:45
#18861
21M
21.00 mi14:20:372:58:238:308:45
8:45
#18620
35K
21.75 mi14:26:563:04:428:306:19
8:27
#18573
23M
23.00 mi14:37:453:15:318:3110:49
8:39
#18449
24M
24.00 mi14:46:163:24:028:318:31
8:31
#18381
40K
24.85 mi14:53:163:31:028:307:00
8:12
#18219
25.2M
25.20 mi14:56:123:33:588:302:56
8:31
#18112
FINISH
26.22 mi15:03:553:41:418:287:43
7:35
#17865
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

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 mi194577340734019480(Top 67%)7302(Top 58%)7302(Top 128%)
10K6.21 mi3.10 mi19628-1717420-807420-8019854(Top 68%)7511(Top 60%)7511(Top 131%)
15K9.32 mi3.11 mi19567+617369+517369+5119480(Top 67%)7302(Top 58%)7302(Top 128%)
20K12.43 mi3.11 mi19421+1467298+717298+7119029(Top 66%)7078(Top 56%)7078(Top 124%)
HALF13.11 mi0.68 mi19391+307279+197279+1918830(Top 65%)6952(Top 55%)6952(Top 122%)
25K15.53 mi2.42 mi19210+1817192+877192+8718222(Top 63%)6699(Top 53%)6699(Top 117%)
30K18.64 mi3.11 mi18967+2437092+1007092+10018229(Top 63%)6808(Top 54%)6808(Top 119%)
20M20.00 mi1.36 mi18861+1067041+517041+5117630(Top 61%)6557(Top 52%)6557(Top 115%)
21M21.00 mi1.00 mi18620+2416918+1236918+12314731(Top 51%)4996(Top 40%)4996(Top 87%)
35K21.75 mi0.75 mi18573+476900+186900+1817314(Top 60%)6522(Top 52%)6522(Top 114%)
23M23.00 mi1.25 mi18449+1246853+476853+4716588(Top 57%)6194(Top 49%)6194(Top 108%)
24M24.00 mi1.00 mi18381+686837+166837+1617034(Top 59%)6495(Top 52%)6495(Top 114%)
40K24.85 mi0.85 mi18219+1626763+746763+7413745(Top 47%)4758(Top 38%)4758(Top 83%)
25.2M25.20 mi0.35 mi18112+1076715+486715+4811823(Top 41%)3810(Top 30%)3810(Top 67%)
FINISH26.22 mi1.02 mi17865+2476603+1126603+11212051(Top 42%)3900(Top 31%)3900(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19480

Females

7302

F18-39

7302

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19854

Females

7511

F18-39

7511

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19480

Females

7302

F18-39

7302

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19029

Females

7078

F18-39

7078

20K→HALF

12.4 - 13.1 mi

Top 65%
×2
+19ft-37ft

Overall

18830

Females

6952

F18-39

6952

HALF→25K

13.1 - 15.5 mi

Top 63%
×4
+66ft-88ft

Overall

18222

Females

6699

F18-39

6699

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18229

Females

6808

F18-39

6808

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17630

Females

6557

F18-39

6557

20M→21M

20.0 - 21.0 mi

Top 51%
×8
+106ft-24ft

Overall

14731

Females

4996

F18-39

4996

21M→35K

21.0 - 21.8 mi

Top 60%
×7
+17ft-86ft

Overall

17314

Females

6522

F18-39

6522

35K→23M

21.8 - 23.0 mi

Top 57%
×5
+23ft-63ft

Overall

16588

Females

6194

F18-39

6194

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17034

Females

6495

F18-39

6495

24M→40K

24.0 - 24.9 mi

Top 47%
×1
+6ft-20ft

Overall

13745

Females

4758

F18-39

4758

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1
+13ft-16ft

Overall

11823

Females

3810

F18-39

3810

25.2M→FINISH

25.2 - 26.2 mi

Top 42%
×2
+22ft-21ft

Overall

12051

Females

3900

F18-39

3900

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2417*
Passed By
654
Net Change
+1592
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19457
5K → 10K200200-171#19457#19628
10K → 15K197136+61#19628#19567
15K → 20K207*61+146#19567#19421
20K → HALF4414+30#19421#19391
HALF → 25K209*28+181#19391#19210
25K → 30K322*79+243#19210#18967
30K → 20M13832+106#18967#18861
20M → 21M249*8+241#18861#18620
21M → 35K7730+47#18620#18573
35K → 23M14723+124#18573#18449
23M → 24M10638+68#18449#18381
24M → 40K1642+162#18381#18219
40K → 25.2M1081+107#18219#18112
25.2M → FINISH249*2+247#18112#17865
TOTALS2417*654+1592

* 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

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback