All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sarah Slay

Bib: 24073 •F •Age: N/A

HI

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 (F55-59)
#0 / 951
Top 35%
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
25:43
3.11 mi
Rank: #18750
Start → 5K
25:43 | 8:17/mi
10K
51:44
6.21 mi
Rank: #19194 (-444)
5K → 10K
26:01 | 8:23/mi
15K
1:17:43
9.32 mi
Rank: #19229 (-35)
10K → 15K
25:59 | 8:22/mi
20K
1:43:36
12.43 mi
Rank: #18984 (+245)
15K → 20K
25:53 | 8:20/mi
HALF
1:49:10
13.11 mi
Rank: #18944 (+40)
20K → HALF
5:34 | 8:10/mi
25K
2:09:31
15.53 mi
Rank: #18763 (+181)
HALF → 25K
20:21 | 8:24/mi
30K
2:36:24
18.64 mi
Rank: #18555 (+208)
25K → 30K
26:53 | 8:40/mi
20M
2:48:04
20.00 mi
Rank: #18416 (+139)
30K → 20M
11:40 | 8:36/mi
21M
2:58:52
21.00 mi
Rank: #18755 (-339)
20M → 21M
10:48 | 10:48/mi
35K
3:05:17
21.75 mi
Rank: #18734 (+21)
21M → 35K
6:25 | 8:35/mi
23M
3:16:36
23.00 mi
Rank: #18731 (+3)
35K → 23M
11:19 | 9:03/mi
24M
3:26:08
24.00 mi
Rank: #18880 (-149)
23M → 24M
9:32 | 9:32/mi
40K
3:36:28
24.85 mi
Rank: #19485 (-605)
24M → 40K
10:20 | 12:06/mi
25.2M
3:40:28
25.20 mi
Rank: #19603 (-118)
40K → 25.2M
4:00 | 11:36/mi
FINISH
3:50:08
26.22 mi
Rank: #19762 (-159)
25.2M → FINISH
9:40 | 9:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:10
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:00:58
Pace9:14 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1725:438:1725:43
8:17
-
10K
6.21 mi11:55:1851:448:2026:01
8:23
+0:06
15K
9.32 mi12:21:171:17:438:2125:59
8:22
-0:01
20K
12.43 mi12:47:101:43:368:2125:53
8:20
-0:02
HALF
13.11 mi12:52:441:49:108:205:34
8:10
-0:10
25K
15.53 mi13:13:052:09:318:2120:21
8:24
+0:14
30K
18.64 mi13:39:582:36:248:2426:53
8:40
+0:16
20M
20.00 mi13:51:382:48:048:2511:40
8:36
-0:04
21M
21.00 mi14:02:262:58:528:3210:48
10:48
+2:12
35K
21.75 mi14:08:513:05:178:326:25
8:35
-2:13
23M
23.00 mi14:20:103:16:368:3311:19
9:03
+0:28
24M
24.00 mi14:29:423:26:088:369:32
9:32
+0:29
40K
24.85 mi14:40:023:36:288:4310:20
12:06
+2:34
25.2M
25.20 mi14:44:023:40:288:454:00
11:36
-0:30
FINISH
26.22 mi14:53:423:50:088:489:40
9:30
-2:06

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

8:10 /mi

Average Pace

8:47 /mi

Slowest Pace

12:06 /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

0:00

0% of race

Time at Steady Pace

3:05:48

81% of race

Time at Slower Pace

44:20

19% of race

Average Pace: 8:47 /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 mi11:29:1725:438:1725:43
8:17
#18750
10K
6.21 mi11:55:1851:448:2026:01
8:23
#19194
15K
9.32 mi12:21:171:17:438:2125:59
8:22
#19229
20K
12.43 mi12:47:101:43:368:2125:53
8:20
#18984
HALF
13.11 mi12:52:441:49:108:205:34
8:10
#18944
25K
15.53 mi13:13:052:09:318:2120:21
8:24
#18763
30K
18.64 mi13:39:582:36:248:2426:53
8:40
#18555
20M
20.00 mi13:51:382:48:048:2511:40
8:36
#18416
21M
21.00 mi14:02:262:58:528:3210:48
10:48
#18755
35K
21.75 mi14:08:513:05:178:326:25
8:35
#18734
23M
23.00 mi14:20:103:16:368:3311:19
9:03
#18731
24M
24.00 mi14:29:423:26:088:369:32
9:32
#18880
40K
24.85 mi14:40:023:36:288:4310:20
12:06
#19485
25.2M
25.20 mi14:44:023:40:288:454:00
11:36
#19603
FINISH
26.22 mi14:53:423:50:088:489:40
9:30
#19762
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi187506940694019379(Top 67%)7248(Top 58%)7248(Top 762%)
10K6.21 mi3.10 mi19194-4447175-2357175-23519632(Top 68%)7395(Top 59%)7395(Top 778%)
15K9.32 mi3.11 mi19229-357181-67181-619379(Top 67%)7248(Top 58%)7248(Top 762%)
20K12.43 mi3.11 mi18984+2457052+1297052+12918313(Top 63%)6702(Top 53%)6702(Top 705%)
HALF13.11 mi0.68 mi18944+407035+177035+1718272(Top 63%)6645(Top 53%)6645(Top 699%)
25K15.53 mi2.42 mi18763+1816931+1046931+10417955(Top 62%)6536(Top 52%)6536(Top 687%)
30K18.64 mi3.11 mi18555+2086860+716860+7117767(Top 61%)6550(Top 52%)6550(Top 689%)
20M20.00 mi1.36 mi18416+1396796+646796+6416754(Top 58%)6077(Top 48%)6077(Top 639%)
21M21.00 mi1.00 mi18755-3397001-2057001-20522679(Top 78%)9244(Top 73%)9244(Top 972%)
35K21.75 mi0.75 mi18734+217002-17002-118059(Top 62%)6933(Top 55%)6933(Top 729%)
23M23.00 mi1.25 mi18731+37026-247026-2418717(Top 64%)7333(Top 58%)7333(Top 771%)
24M24.00 mi1.00 mi18880-1497123-977123-9721462(Top 74%)8775(Top 70%)8775(Top 923%)
40K24.85 mi0.85 mi19485-6057468-3457468-34526025(Top 90%)11152(Top 89%)11152(Top 1173%)
25.2M25.20 mi0.35 mi19603-1187536-687536-6823701(Top 82%)9975(Top 79%)9975(Top 1049%)
FINISH26.22 mi1.02 mi19762-1597638-1027638-10222302(Top 77%)9225(Top 73%)9225(Top 970%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19379

Females

7248

F55-59

7248

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19632

Females

7395

F55-59

7395

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19379

Females

7248

F55-59

7248

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18313

Females

6702

F55-59

6702

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18272

Females

6645

F55-59

6645

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17955

Females

6536

F55-59

6536

25K→30K

15.5 - 18.6 mi

Top 61%
×9
+181ft-148ft

Overall

17767

Females

6550

F55-59

6550

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16754

Females

6077

F55-59

6077

20M→21M

20.0 - 21.0 mi

Top 78%
×8
+106ft-24ft

Overall

22679

Females

9244

F55-59

9244

21M→35K

21.0 - 21.8 mi

Top 62%
×7
+17ft-86ft

Overall

18059

Females

6933

F55-59

6933

35K→23M

21.8 - 23.0 mi

Top 64%
×5
+23ft-63ft

Overall

18717

Females

7333

F55-59

7333

23M→24M

23.0 - 24.0 mi

Top 74%
×6
+12ft-82ft

Overall

21462

Females

8775

F55-59

8775

24M→40K

24.0 - 24.9 mi

Top 90%
×1
+6ft-20ft

Overall

26025

Females

11152

F55-59

11152

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23701

Females

9975

F55-59

9975

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22302

Females

9225

F55-59

9225

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1508*
Passed By
1606
Net Change
-1012
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18750
5K → 10K105200-444#18750#19194
10K → 15K165200-35#19194#19229
15K → 20K280*35+245#19229#18984
20K → HALF5515+40#18984#18944
HALF → 25K239*58+181#18944#18763
25K → 30K271*63+208#18763#18555
30K → 20M16122+139#18555#18416
20M → 21M18200-339#18416#18755
21M → 35K6342+21#18755#18734
35K → 23M9087+3#18734#18731
23M → 24M32181-149#18731#18880
24M → 40K3200-605#18880#19485
40K → 25.2M8126-118#19485#19603
25.2M → FINISH18177-159#19603#19762
TOTALS1508*1606-1012

* 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

AI Key Insights

Powered by MyRace AI

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