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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Roselynne Henderson

Bib: 23381 •F •Age: N/A

TX

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
27:13
3.11 mi
Rank: #21496
Start → 5K
27:13 | 8:46/mi
10K
53:40
6.21 mi
Rank: #20981 (+515)
5K → 10K
26:27 | 8:31/mi
15K
1:20:30
9.32 mi
Rank: #20948 (+33)
10K → 15K
26:50 | 8:39/mi
20K
1:48:01
12.43 mi
Rank: #20997 (-49)
15K → 20K
27:31 | 8:52/mi
HALF
1:54:02
13.11 mi
Rank: #21046 (-49)
20K → HALF
6:01 | 8:50/mi
25K
2:16:47
15.53 mi
Rank: #21349 (-303)
HALF → 25K
22:45 | 9:23/mi
30K
2:45:52
18.64 mi
Rank: #21309 (+40)
25K → 30K
29:05 | 9:22/mi
20M
2:58:48
20.00 mi
Rank: #21260 (+49)
30K → 20M
12:56 | 9:32/mi
21M
3:08:59
21.00 mi
Rank: #21283 (-23)
20M → 21M
10:11 | 10:11/mi
35K
3:15:58
21.75 mi
Rank: #21274 (+9)
21M → 35K
6:59 | 9:21/mi
23M
3:28:05
23.00 mi
Rank: #21302 (-28)
35K → 23M
12:07 | 9:41/mi
24M
3:37:42
24.00 mi
Rank: #21336 (-34)
23M → 24M
9:37 | 9:37/mi
40K
3:46:18
24.85 mi
Rank: #21402 (-66)
24M → 40K
8:36 | 10:04/mi
25.2M
3:49:57
25.20 mi
Rank: #21415 (-13)
40K → 25.2M
3:39 | 10:36/mi
FINISH
3:59:40
26.22 mi
Rank: #21510 (-95)
25.2M → FINISH
9:43 | 9:33/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:02
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:05:38
Pace9:35 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:4127:138:4627:13
8:46
-
10K
6.21 mi11:57:0853:408:3926:27
8:31
-0:15
15K
9.32 mi12:23:581:20:308:3926:50
8:39
+0:08
20K
12.43 mi12:51:291:48:018:4227:31
8:52
+0:13
HALF
13.11 mi12:57:301:54:028:426:01
8:50
-0:02
25K
15.53 mi13:20:152:16:478:4922:45
9:23
+0:33
30K
18.64 mi13:49:202:45:528:5429:05
9:22
-0:01
20M
20.00 mi14:02:162:58:488:5712:56
9:32
+0:10
21M
21.00 mi14:12:273:08:599:0010:11
10:11
+0:39
35K
21.75 mi14:19:263:15:589:016:59
9:21
-0:50
23M
23.00 mi14:31:333:28:059:0312:07
9:41
+0:20
24M
24.00 mi14:41:103:37:429:059:37
9:37
-0:04
40K
24.85 mi14:49:463:46:189:078:36
10:04
+0:27
25.2M
25.20 mi14:53:253:49:579:083:39
10:36
+0:32
FINISH
26.22 mi15:03:083:59:409:099:43
9:33
-1:03

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

8:31 /mi

Average Pace

9:09 /mi

Slowest Pace

10:36 /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

1:54:02

48% of race

Time at Steady Pace

1:31:05

38% of race

Time at Slower Pace

34:33

14% of race

Average Pace: 9:08 /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 mi11:30:4127:138:4627:13
8:46
#21496
10K
6.21 mi11:57:0853:408:3926:27
8:31
#20981
15K
9.32 mi12:23:581:20:308:3926:50
8:39
#20948
20K
12.43 mi12:51:291:48:018:4227:31
8:52
#20997
HALF
13.11 mi12:57:301:54:028:426:01
8:50
#21046
25K
15.53 mi13:20:152:16:478:4922:45
9:23
#21349
30K
18.64 mi13:49:202:45:528:5429:05
9:22
#21309
20M
20.00 mi14:02:162:58:488:5712:56
9:32
#21260
21M
21.00 mi14:12:273:08:599:0010:11
10:11
#21283
35K
21.75 mi14:19:263:15:589:016:59
9:21
#21274
23M
23.00 mi14:31:333:28:059:0312:07
9:41
#21302
24M
24.00 mi14:41:103:37:429:059:37
9:37
#21336
40K
24.85 mi14:49:463:46:189:078:36
10:04
#21402
25.2M
25.20 mi14:53:253:49:579:083:39
10:36
#21415
FINISH
26.22 mi15:03:083:59:409:099:43
9:33
#21510
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 mi214968448844820873(Top 72%)8051(Top 64%)8051(Top 653%)
10K6.21 mi3.10 mi20981+5158140+3088140+30820434(Top 70%)7825(Top 62%)7825(Top 635%)
15K9.32 mi3.11 mi20948+338108+328108+3220873(Top 72%)8051(Top 64%)8051(Top 653%)
20K12.43 mi3.11 mi20997-498149-418149-4121270(Top 73%)8277(Top 66%)8277(Top 671%)
HALF13.11 mi0.68 mi21046-498175-268175-2621965(Top 76%)8621(Top 69%)8621(Top 699%)
25K15.53 mi2.42 mi21349-3038345-1708345-17022663(Top 78%)9014(Top 72%)9014(Top 731%)
30K18.64 mi3.11 mi21309+408328+178328+1721177(Top 73%)8360(Top 66%)8360(Top 678%)
20M20.00 mi1.36 mi21260+498323+58323+521144(Top 73%)8420(Top 67%)8420(Top 683%)
21M21.00 mi1.00 mi21283-238341-188341-1821032(Top 72%)8402(Top 67%)8402(Top 681%)
35K21.75 mi0.75 mi21274+98346-58346-521300(Top 73%)8599(Top 68%)8599(Top 697%)
23M23.00 mi1.25 mi21302-288366-208366-2021207(Top 73%)8581(Top 68%)8581(Top 696%)
24M24.00 mi1.00 mi21336-348399-338399-3321724(Top 75%)8904(Top 71%)8904(Top 722%)
40K24.85 mi0.85 mi21402-668446-478446-4722093(Top 76%)9145(Top 73%)9145(Top 742%)
25.2M25.20 mi0.35 mi21415-138459-138459-1321349(Top 74%)8749(Top 70%)8749(Top 710%)
FINISH26.22 mi1.02 mi21510-958506-478506-4722470(Top 77%)9320(Top 74%)9320(Top 756%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20873

Females

8051

F50-54

8051

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20434

Females

7825

F50-54

7825

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20873

Females

8051

F50-54

8051

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21270

Females

8277

F50-54

8277

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

21965

Females

8621

F50-54

8621

HALF→25K

13.1 - 15.5 mi

Top 78%
×4
+66ft-88ft

Overall

22663

Females

9014

F50-54

9014

25K→30K

15.5 - 18.6 mi

Top 73%
×9
+181ft-148ft

Overall

21177

Females

8360

F50-54

8360

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21144

Females

8420

F50-54

8420

20M→21M

20.0 - 21.0 mi

Top 72%
×8
+106ft-24ft

Overall

21032

Females

8402

F50-54

8402

21M→35K

21.0 - 21.8 mi

Top 73%
×7
+17ft-86ft

Overall

21300

Females

8599

F50-54

8599

35K→23M

21.8 - 23.0 mi

Top 73%
×5
+23ft-63ft

Overall

21207

Females

8581

F50-54

8581

23M→24M

23.0 - 24.0 mi

Top 75%
×6
+12ft-82ft

Overall

21724

Females

8904

F50-54

8904

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

22093

Females

9145

F50-54

9145

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1
+13ft-16ft

Overall

21349

Females

8749

F50-54

8749

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22470

Females

9320

F50-54

9320

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1672*
Passed By
1529
Net Change
-14
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21496
5K → 10K650*135+515#21496#20981
10K → 15K204*171+33#20981#20948
15K → 20K150199-49#20948#20997
20K → HALF1362-49#20997#21046
HALF → 25K54200-303#21046#21349
25K → 30K186146+40#21349#21309
30K → 20M11162+49#21309#21260
20M → 21M6790-23#21260#21283
21M → 35K5142+9#21283#21274
35K → 23M6492-28#21274#21302
23M → 24M4276-34#21302#21336
24M → 40K35101-66#21336#21402
40K → 25.2M1730-13#21402#21415
25.2M → FINISH28123-95#21415#21510
TOTALS1672*1529-14

* 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

Activity Data

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