All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Amber Whitford

Bib: 23137 •F •Age: N/A

AB

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds
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

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
26:16
3.11 mi
Rank: #19819
Start → 5K
26:16 | 8:28/mi
10K
52:42
6.21 mi
Rank: #20076 (-257)
5K → 10K
26:26 | 8:31/mi
15K
1:19:20
9.32 mi
Rank: #20198 (-122)
10K → 15K
26:38 | 8:35/mi
20K
1:46:44
12.43 mi
Rank: #20424 (-226)
15K → 20K
27:24 | 8:50/mi
HALF
1:52:31
13.11 mi
Rank: #20404 (+20)
20K → HALF
5:47 | 8:30/mi
25K
2:13:59
15.53 mi
Rank: #20421 (-17)
HALF → 25K
21:28 | 8:52/mi
30K
2:43:13
18.64 mi
Rank: #20637 (-216)
25K → 30K
29:14 | 9:25/mi
20M
2:55:58
20.00 mi
Rank: #20630 (+7)
30K → 20M
12:45 | 9:24/mi
21M
3:06:54
21.00 mi
Rank: #20799 (-169)
20M → 21M
10:56 | 10:56/mi
35K
3:14:06
21.75 mi
Rank: #20866 (-67)
21M → 35K
7:12 | 9:38/mi
23M
3:26:41
23.00 mi
Rank: #21023 (-157)
35K → 23M
12:35 | 10:04/mi
24M
3:36:04
24.00 mi
Rank: #21033 (-10)
23M → 24M
9:23 | 9:23/mi
40K
3:44:21
24.85 mi
Rank: #21055 (-22)
24M → 40K
8:17 | 9:42/mi
25.2M
3:48:24
25.20 mi
Rank: #21134 (-79)
40K → 25.2M
4:03 | 11:45/mi
FINISH
3:57:52
26.22 mi
Rank: #21170 (-36)
25.2M → FINISH
9:28 | 9:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:31
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:05:21
Pace9:34 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:5826:168:2826:16
8:28
-
10K
6.21 mi11:55:2452:428:2926:26
8:31
+0:03
15K
9.32 mi12:22:021:19:208:3126:38
8:35
+0:04
20K
12.43 mi12:49:261:46:448:3627:24
8:50
+0:15
HALF
13.11 mi12:55:131:52:318:355:47
8:30
-0:20
25K
15.53 mi13:16:412:13:598:3821:28
8:52
+0:22
30K
18.64 mi13:45:552:43:138:4629:14
9:25
+0:33
20M
20.00 mi13:58:402:55:588:4812:45
9:24
-0:01
21M
21.00 mi14:09:363:06:548:5510:56
10:56
+1:32
35K
21.75 mi14:16:483:14:068:567:12
9:38
-1:18
23M
23.00 mi14:29:233:26:419:0012:35
10:04
+0:26
24M
24.00 mi14:38:463:36:049:019:23
9:23
-0:41
40K
24.85 mi14:47:033:44:219:028:17
9:42
+0:19
25.2M
25.20 mi14:51:063:48:249:044:03
11:45
+2:03
FINISH
26.22 mi15:00:343:57:529:059:28
9:18
-2:27

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

8:28 /mi

Average Pace

9:05 /mi

Slowest Pace

11:45 /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

2:13:59

56% of race

Time at Steady Pace

1:16:19

32% of race

Time at Slower Pace

27:34

12% of race

Average Pace: 9:04 /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 mi11:28:5826:168:2826:16
8:28
#19819
10K
6.21 mi11:55:2452:428:2926:26
8:31
#20076
15K
9.32 mi12:22:021:19:208:3126:38
8:35
#20198
20K
12.43 mi12:49:261:46:448:3627:24
8:50
#20424
HALF
13.11 mi12:55:131:52:318:355:47
8:30
#20404
25K
15.53 mi13:16:412:13:598:3821:28
8:52
#20421
30K
18.64 mi13:45:552:43:138:4629:14
9:25
#20637
20M
20.00 mi13:58:402:55:588:4812:45
9:24
#20630
21M
21.00 mi14:09:363:06:548:5510:56
10:56
#20799
35K
21.75 mi14:16:483:14:068:567:12
9:38
#20866
23M
23.00 mi14:29:233:26:419:0012:35
10:04
#21023
24M
24.00 mi14:38:463:36:049:019:23
9:23
#21033
40K
24.85 mi14:47:033:44:219:028:17
9:42
#21055
25.2M
25.20 mi14:51:063:48:249:044:03
11:45
#21134
FINISH
26.22 mi15:00:343:57:529:059:28
9:18
#21170
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 mi198197536753620536(Top 71%)7863(Top 63%)7863(Top 440%)
10K6.21 mi3.10 mi20076-2577652-1167652-11620403(Top 70%)7814(Top 62%)7814(Top 438%)
15K9.32 mi3.11 mi20198-1227716-647716-6420536(Top 71%)7863(Top 63%)7863(Top 440%)
20K12.43 mi3.11 mi20424-2267846-1307846-13021075(Top 73%)8177(Top 65%)8177(Top 458%)
HALF13.11 mi0.68 mi20404+207840+67840+620224(Top 70%)7715(Top 61%)7715(Top 432%)
25K15.53 mi2.42 mi20421-177849-97849-920490(Top 71%)7918(Top 63%)7918(Top 443%)
30K18.64 mi3.11 mi20637-2167999-1507999-15021337(Top 74%)8437(Top 67%)8437(Top 472%)
20M20.00 mi1.36 mi20630+77998+17998+120644(Top 71%)8161(Top 65%)8161(Top 457%)
21M21.00 mi1.00 mi20799-1698095-978095-9722960(Top 79%)9399(Top 75%)9399(Top 526%)
35K21.75 mi0.75 mi20866-678136-418136-4122148(Top 76%)9024(Top 72%)9024(Top 505%)
23M23.00 mi1.25 mi21023-1578221-858221-8522301(Top 77%)9151(Top 73%)9151(Top 512%)
24M24.00 mi1.00 mi21033-108237-168237-1620937(Top 72%)8508(Top 68%)8508(Top 476%)
40K24.85 mi0.85 mi21055-228269-328269-3221025(Top 72%)8591(Top 68%)8591(Top 481%)
25.2M25.20 mi0.35 mi21134-798312-438312-4323981(Top 83%)10125(Top 80%)10125(Top 567%)
FINISH26.22 mi1.02 mi21170-368340-288340-2821625(Top 75%)8873(Top 71%)8873(Top 497%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20536

Females

7863

F45-49

7863

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20403

Females

7814

F45-49

7814

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20536

Females

7863

F45-49

7863

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21075

Females

8177

F45-49

8177

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20224

Females

7715

F45-49

7715

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20490

Females

7918

F45-49

7918

25K→30K

15.5 - 18.6 mi

Top 74%
×9
+181ft-148ft

Overall

21337

Females

8437

F45-49

8437

30K→20M

18.6 - 20.0 mi

Top 71%
×5
+64ft-50ft

Overall

20644

Females

8161

F45-49

8161

20M→21M

20.0 - 21.0 mi

Top 79%
×8
+106ft-24ft

Overall

22960

Females

9399

F45-49

9399

21M→35K

21.0 - 21.8 mi

Top 76%
×7
+17ft-86ft

Overall

22148

Females

9024

F45-49

9024

35K→23M

21.8 - 23.0 mi

Top 77%
×5
+23ft-63ft

Overall

22301

Females

9151

F45-49

9151

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20937

Females

8508

F45-49

8508

24M→40K

24.0 - 24.9 mi

Top 72%
×1
+6ft-20ft

Overall

21025

Females

8591

F45-49

8591

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1
+13ft-16ft

Overall

23981

Females

10125

F45-49

10125

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
×2
+22ft-21ft

Overall

21625

Females

8873

F45-49

8873

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1016
Passed By
1828
Net Change
-1351
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19819
5K → 10K166200-257#19819#20076
10K → 15K131200-122#20076#20198
15K → 20K98200-226#20198#20424
20K → HALF4525+20#20424#20404
HALF → 25K121138-17#20404#20421
25K → 30K118200-216#20421#20637
30K → 20M8174+7#20637#20630
20M → 21M36200-169#20630#20799
21M → 35K3299-67#20799#20866
35K → 23M41198-157#20866#21023
23M → 24M4858-10#21023#21033
24M → 40K5173-22#21033#21055
40K → 25.2M1089-79#21055#21134
25.2M → FINISH3874-36#21134#21170
TOTALS10161828-1351
📊

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...

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