All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tiffany Carlson

Bib: 20548 β€’F β€’Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 38%
Gender (Female)
#0 / 12578
Top 22%
Masters (Masters Women)
#0 / 6862
Top 8%
Age Group (F40-44)
#0 / 1737
Top 18%
Race Day Weather
51Β°/41Β°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
23:03
3.11 mi
Rank: #12122
Start β†’ 5K
23:03 | 7:26/mi
10K
45:48
6.21 mi
Rank: #11719 (+403)
5K β†’ 10K
22:45 | 7:20/mi
15K
1:08:35
9.32 mi
Rank: #11587 (+132)
10K β†’ 15K
22:47 | 7:20/mi
20K
1:31:52
12.43 mi
Rank: #11664 (-77)
15K β†’ 20K
23:17 | 7:30/mi
HALF
1:36:51
13.11 mi
Rank: #11636 (+28)
20K β†’ HALF
4:59 | 7:19/mi
25K
1:54:37
15.53 mi
Rank: #11359 (+277)
HALF β†’ 25K
17:46 | 7:20/mi
30K
2:18:13
18.64 mi
Rank: #11155 (+204)
25K β†’ 30K
23:36 | 7:36/mi
20M
2:28:42
20.00 mi
Rank: #11108 (+47)
30K β†’ 20M
10:29 | 7:44/mi
21M
2:36:42
21.00 mi
Rank: #10980 (+128)
20M β†’ 21M
8:00 | 8:00/mi
35K
2:41:55
21.75 mi
Rank: #10797 (+183)
21M β†’ 35K
5:13 | 6:59/mi
23M
2:51:47
23.00 mi
Rank: #10797
35K β†’ 23M
9:52 | 7:54/mi
24M
2:59:39
24.00 mi
Rank: #10839 (-42)
23M β†’ 24M
7:52 | 7:52/mi
40K
3:06:29
24.85 mi
Rank: #10882 (-43)
24M β†’ 40K
6:50 | 8:00/mi
25.2M
3:09:30
25.20 mi
Rank: #10906 (-24)
40K β†’ 25.2M
3:01 | 8:45/mi
FINISH
3:17:27
26.22 mi
Rank: #10987 (-81)
25.2M β†’ FINISH
7:57 | 7:49/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 β€” 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
Time1:36:51
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:40:36
Pace7:41 /mi
πŸ“ŠPositive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:0923:037:2623:03
7:26
-
10K
6.21 mi11:30:5445:487:2322:45
7:20
-0:06
15K
9.32 mi11:53:411:08:357:2222:47
7:20
0:00
20K
12.43 mi12:16:581:31:527:2423:17
7:30
+0:10
HALF
13.11 mi12:21:571:36:517:244:59
7:19
-0:11
25K
15.53 mi12:39:431:54:377:2317:46
7:20
+0:01
30K
18.64 mi13:03:192:18:137:2523:36
7:36
+0:16
20M
20.00 mi13:13:482:28:427:2710:29
7:44
+0:08
21M
21.00 mi13:21:482:36:427:288:00
8:00
+0:16
35K
21.75 mi13:27:012:41:557:275:13
6:59
-1:01
23M
23.00 mi13:36:532:51:477:299:52
7:54
+0:55
24M
24.00 mi13:44:452:59:397:307:52
7:52
-0:02
40K
24.85 mi13:51:353:06:297:316:50
8:00
+0:08
25.2M
25.20 mi13:54:363:09:307:323:01
8:45
+0:45
FINISH
26.22 mi14:02:333:17:277:337:57
7:49
-0:56

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:59 /mi

Average Pace

7:32 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:13:30

37% of race

Time at Steady Pace

1:20:25

41% of race

Time at Slower Pace

43:32

22% of race

Average Pace: 7:32 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:08:0923:037:2623:03
7:26
#12122
10K
6.21 mi11:30:5445:487:2322:45
7:20
#11719
15K
9.32 mi11:53:411:08:357:2222:47
7:20
#11587
20K
12.43 mi12:16:581:31:527:2423:17
7:30
#11664
HALF
13.11 mi12:21:571:36:517:244:59
7:19
#11636
25K
15.53 mi12:39:431:54:377:2317:46
7:20
#11359
30K
18.64 mi13:03:192:18:137:2523:36
7:36
#11155
20M
20.00 mi13:13:482:28:427:2710:29
7:44
#11108
21M
21.00 mi13:21:482:36:427:288:00
8:00
#10980
35K
21.75 mi13:27:012:41:557:275:13
6:59
#10797
23M
23.00 mi13:36:532:51:477:299:52
7:54
#10797
24M
24.00 mi13:44:452:59:397:307:52
7:52
#10839
40K
24.85 mi13:51:353:06:297:316:50
8:00
#10882
25.2M
25.20 mi13:54:363:09:307:323:01
8:45
#10906
FINISH
26.22 mi14:02:333:17:277:337:57
7:49
#10987
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi121222985298511374(Top 39%)2676(Top 21%)2676(Top 154%)
10K6.21 mi3.10 mi11719+4032776+2092776+20911370(Top 39%)2638(Top 21%)2638(Top 152%)
15K9.32 mi3.11 mi11587+1322749+272749+2711374(Top 39%)2676(Top 21%)2676(Top 154%)
20K12.43 mi3.11 mi11664-772815-662815-6611928(Top 41%)3070(Top 24%)3070(Top 177%)
HALF13.11 mi0.68 mi11636+282796+192796+1911355(Top 39%)2675(Top 21%)2675(Top 154%)
25K15.53 mi2.42 mi11359+2772679+1172679+1179962(Top 34%)2112(Top 17%)2112(Top 122%)
30K18.64 mi3.11 mi11155+2042626+532626+5310424(Top 36%)2480(Top 20%)2480(Top 143%)
20M20.00 mi1.36 mi11108+472627-12627-110747(Top 37%)2753(Top 22%)2753(Top 158%)
21M21.00 mi1.00 mi10980+1282592+352592+359925(Top 34%)2470(Top 20%)2470(Top 142%)
35K21.75 mi0.75 mi10797+1832519+732519+736957(Top 24%)1176(Top 9%)1176(Top 68%)
23M23.00 mi1.25 mi107972542-232542-2311644(Top 40%)3419(Top 27%)3419(Top 197%)
24M24.00 mi1.00 mi10839-422576-342576-3412803(Top 44%)4137(Top 33%)4137(Top 238%)
40K24.85 mi0.85 mi10882-432627-512627-5112449(Top 43%)4018(Top 32%)4018(Top 231%)
25.2M25.20 mi0.35 mi10906-242652-252652-2513226(Top 46%)4458(Top 35%)4458(Top 257%)
FINISH26.22 mi1.02 mi10987-812718-662718-6613793(Top 48%)4804(Top 38%)4804(Top 277%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
Γ—21
+97ft-345ft

Overall

11374

Females

2676

F40-44

2676

5K→10K

3.1 - 6.2 mi

Top 39%
Γ—5
+79ft-138ft

Overall

11370

Females

2638

F40-44

2638

10K→15K

6.2 - 9.3 mi

Top 39%
Γ—3
+67ft-78ft

Overall

11374

Females

2676

F40-44

2676

15K→20K

9.3 - 12.4 mi

Top 41%
Γ—5
+106ft-86ft

Overall

11928

Females

3070

F40-44

3070

20K→HALF

12.4 - 13.1 mi

Top 39%
Γ—2
+19ft-37ft

Overall

11355

Females

2675

F40-44

2675

HALF→25K

13.1 - 15.5 mi

Top 34%
Γ—4
+66ft-88ft

Overall

9962

Females

2112

F40-44

2112

25K→30K

15.5 - 18.6 mi

Top 36%
Γ—9
+181ft-148ft

Overall

10424

Females

2480

F40-44

2480

30K→20M

18.6 - 20.0 mi

Top 37%
Γ—5
+64ft-50ft

Overall

10747

Females

2753

F40-44

2753

20M→21M

20.0 - 21.0 mi

Top 34%
Γ—8
+106ft-24ft

Overall

9925

Females

2470

F40-44

2470

21M→35K

21.0 - 21.8 mi

Top 24%
Γ—7
+17ft-86ft

Overall

6957

Females

1176

F40-44

1176

35K→23M

21.8 - 23.0 mi

Top 40%
Γ—5
+23ft-63ft

Overall

11644

Females

3419

F40-44

3419

23M→24M

23.0 - 24.0 mi

Top 44%
Γ—6
+12ft-82ft

Overall

12803

Females

4137

F40-44

4137

24M→40K

24.0 - 24.9 mi

Top 43%
Γ—1
+6ft-20ft

Overall

12449

Females

4018

F40-44

4018

40K→25.2M

24.9 - 25.2 mi

Top 46%
Γ—1
+13ft-16ft

Overall

13226

Females

4458

F40-44

4458

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
Γ—2
+22ft-21ft

Overall

13793

Females

4804

F40-44

4804

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2305*
Passed By
1170
Net Change
+1135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#12122
5K β†’ 10K509*106+403#12122#11719
10K β†’ 15K259*127+132#11719#11587
15K β†’ 20K123200-77#11587#11664
20K β†’ HALF4820+28#11664#11636
HALF β†’ 25K293*16+277#11636#11359
25K β†’ 30K299*95+204#11359#11155
30K β†’ 20M11164+47#11155#11108
20M β†’ 21M16941+128#11108#10980
21M β†’ 35K1841+183#10980#10797
35K β†’ 23M1061060#10797#10797
23M β†’ 24M70112-42#10797#10839
24M β†’ 40K59102-43#10839#10882
40K β†’ 25.2M2448-24#10882#10906
25.2M β†’ FINISH51132-81#10906#10987
TOTALS2305*1170+1135

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

Loading...

🎨Heatmap Timeline

Loading...

πŸ”„Passing Circle

Loading...

🌊Position Flow

Loading...

πŸƒRace 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