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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Natalie Staheli

Bib: 15437 •F •Age: N/A

UT

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
25:13
3.11 mi
Rank: #17722
Start → 5K
25:13 | 8:07/mi
10K
50:39
6.21 mi
Rank: #18118 (-396)
5K → 10K
25:26 | 8:12/mi
15K
1:16:33
9.32 mi
Rank: #18482 (-364)
10K → 15K
25:54 | 8:21/mi
20K
1:43:05
12.43 mi
Rank: #18735 (-253)
15K → 20K
26:32 | 8:33/mi
HALF
1:48:48
13.11 mi
Rank: #18776 (-41)
20K → HALF
5:43 | 8:24/mi
25K
2:10:04
15.53 mi
Rank: #18994 (-218)
HALF → 25K
21:16 | 8:47/mi
30K
2:38:32
18.64 mi
Rank: #19248 (-254)
25K → 30K
28:28 | 9:10/mi
20M
2:50:49
20.00 mi
Rank: #19228 (+20)
30K → 20M
12:17 | 9:03/mi
21M
3:11:40
21.00 mi
Rank: #21819 (-2591)
20M → 21M
20:51 | 20:51/mi
35K
3:17:11
21.75 mi
Rank: #21526 (+293)
21M → 35K
5:31 | 7:23/mi
23M
3:27:01
23.00 mi
Rank: #21081 (+445)
35K → 23M
9:50 | 7:52/mi
24M
3:34:38
24.00 mi
Rank: #20744 (+337)
23M → 24M
7:37 | 7:37/mi
40K
3:41:20
24.85 mi
Rank: #20451 (+293)
24M → 40K
6:42 | 7:51/mi
25.2M
3:44:14
25.20 mi
Rank: #20345 (+106)
40K → 25.2M
2:54 | 8:25/mi
FINISH
3:52:07
26.22 mi
Rank: #20129 (+216)
25.2M → FINISH
7:53 | 7:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:48
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time2:03:19
Pace9:25 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:2625:138:0725:13
8:07
-
10K
6.21 mi11:34:5250:398:1025:26
8:12
+0:05
15K
9.32 mi12:00:461:16:338:1325:54
8:21
+0:09
20K
12.43 mi12:27:181:43:058:1826:32
8:33
+0:12
HALF
13.11 mi12:33:011:48:488:185:43
8:24
-0:09
25K
15.53 mi12:54:172:10:048:2321:16
8:47
+0:23
30K
18.64 mi13:22:452:38:328:3128:28
9:10
+0:23
20M
20.00 mi13:35:022:50:498:3312:17
9:03
-0:07
21M
21.00 mi13:55:533:11:409:0820:51
20:51
+11:48
35K
21.75 mi14:01:243:17:119:055:31
7:23
-13:28
23M
23.00 mi14:11:143:27:019:019:50
7:52
+0:29
24M
24.00 mi14:18:513:34:388:577:37
7:37
-0:15
40K
24.85 mi14:25:333:41:208:556:42
7:51
+0:14
25.2M
25.20 mi14:28:273:44:148:542:54
8:25
+0:34
FINISH
26.22 mi14:36:203:52:078:527:53
7:45
-0:40

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

7:23 /mi

Average Pace

8:52 /mi

Slowest Pace

20:51 /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

3:31:16

91% of race

Time at Slower Pace

20:51

9% of race

Average Pace: 8:51 /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 mi11:09:2625:138:0725:13
8:07
#17722
10K
6.21 mi11:34:5250:398:1025:26
8:12
#18118
15K
9.32 mi12:00:461:16:338:1325:54
8:21
#18482
20K
12.43 mi12:27:181:43:058:1826:32
8:33
#18735
HALF
13.11 mi12:33:011:48:488:185:43
8:24
#18776
25K
15.53 mi12:54:172:10:048:2321:16
8:47
#18994
30K
18.64 mi13:22:452:38:328:3128:28
9:10
#19248
20M
20.00 mi13:35:022:50:498:3312:17
9:03
#19228
21M
21.00 mi13:55:533:11:409:0820:51
20:51
#21819
35K
21.75 mi14:01:243:17:119:055:31
7:23
#21526
23M
23.00 mi14:11:143:27:019:019:50
7:52
#21081
24M
24.00 mi14:18:513:34:388:577:37
7:37
#20744
40K
24.85 mi14:25:333:41:208:556:42
7:51
#20451
25.2M
25.20 mi14:28:273:44:148:542:54
8:25
#20345
FINISH
26.22 mi14:36:203:52:078:527:53
7:45
#20129
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi177226348634819213(Top 66%)7160(Top 57%)7160(Top 581%)
10K6.21 mi3.10 mi18118-3966571-2236571-22318504(Top 64%)6747(Top 54%)6747(Top 547%)
15K9.32 mi3.11 mi18482-3646754-1836754-18319213(Top 66%)7160(Top 57%)7160(Top 581%)
20K12.43 mi3.11 mi18735-2536910-1566910-15619555(Top 67%)7394(Top 59%)7394(Top 600%)
HALF13.11 mi0.68 mi18776-416934-246934-2419618(Top 68%)7397(Top 59%)7397(Top 600%)
25K15.53 mi2.42 mi18994-2187072-1387072-13820089(Top 69%)7706(Top 61%)7706(Top 625%)
30K18.64 mi3.11 mi19248-2547248-1767248-17620353(Top 70%)7915(Top 63%)7915(Top 642%)
20M20.00 mi1.36 mi19228+207250-27250-219164(Top 66%)7366(Top 59%)7366(Top 597%)
21M21.00 mi1.00 mi21819-25918621-13718621-137129002(Top 100%)12568(Top 100%)12568(Top 1019%)
35K21.75 mi0.75 mi21526+2938477+1448477+1449987(Top 34%)2510(Top 20%)2510(Top 204%)
23M23.00 mi1.25 mi21081+4458250+2278250+22711485(Top 40%)3356(Top 27%)3356(Top 272%)
24M24.00 mi1.00 mi20744+3378093+1578093+15711031(Top 38%)3199(Top 25%)3199(Top 259%)
40K24.85 mi0.85 mi20451+2937966+1277966+12711385(Top 39%)3476(Top 28%)3476(Top 282%)
25.2M25.20 mi0.35 mi20345+1067922+447922+4411200(Top 39%)3491(Top 28%)3491(Top 283%)
FINISH26.22 mi1.02 mi20129+2167837+857837+8513348(Top 46%)4592(Top 37%)4592(Top 372%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19213

Females

7160

F50-54

7160

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18504

Females

6747

F50-54

6747

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19213

Females

7160

F50-54

7160

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19555

Females

7394

F50-54

7394

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19618

Females

7397

F50-54

7397

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

20089

Females

7706

F50-54

7706

25K→30K

15.5 - 18.6 mi

Top 70%
×9
+181ft-148ft

Overall

20353

Females

7915

F50-54

7915

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19164

Females

7366

F50-54

7366

20M→21M

20.0 - 21.0 mi

Top 100%
×8
+106ft-24ft

Overall

29002

Females

12568

F50-54

12568

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9987

Females

2510

F50-54

2510

35K→23M

21.8 - 23.0 mi

Top 40%
×5
+23ft-63ft

Overall

11485

Females

3356

F50-54

3356

23M→24M

23.0 - 24.0 mi

Top 38%
×6
+12ft-82ft

Overall

11031

Females

3199

F50-54

3199

24M→40K

24.0 - 24.9 mi

Top 39%
×1
+6ft-20ft

Overall

11385

Females

3476

F50-54

3476

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1
+13ft-16ft

Overall

11200

Females

3491

F50-54

3491

25.2M→FINISH

25.2 - 26.2 mi

Top 46%
×2
+22ft-21ft

Overall

13348

Females

4592

F50-54

4592

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2309*
Passed By
1340
Net Change
-2407
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17722
5K → 10K131200-396#17722#18118
10K → 15K73200-364#18118#18482
15K → 20K91200-253#18482#18735
20K → HALF1152-41#18735#18776
HALF → 25K73200-218#18776#18994
25K → 30K129200-254#18994#19248
30K → 20M10383+20#19248#19228
20M → 21M3200-2591#19228#21819
21M → 35K293*0+293#21819#21526
35K → 23M445*0+445#21526#21081
23M → 24M337*0+337#21081#20744
24M → 40K293*0+293#20744#20451
40K → 25.2M1082+106#20451#20345
25.2M → FINISH219*3+216#20345#20129
TOTALS2309*1340-2407

* 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

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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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