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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sandra Alexander

Bib: 24192 •F •Age: N/A

NY

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
Top 41%
Age Group (F50-54)
#0 / 1233
Top 37%
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
25:57
3.11 mi
Rank: #19217
Start → 5K
25:57 | 8:22/mi
10K
51:44
6.21 mi
Rank: #19189 (+28)
5K → 10K
25:47 | 8:18/mi
15K
1:17:21
9.32 mi
Rank: #19012 (+177)
10K → 15K
25:37 | 8:15/mi
20K
1:43:01
12.43 mi
Rank: #18704 (+308)
15K → 20K
25:40 | 8:16/mi
HALF
1:48:35
13.11 mi
Rank: #18668 (+36)
20K → HALF
5:34 | 8:10/mi
25K
2:08:30
15.53 mi
Rank: #18378 (+290)
HALF → 25K
19:55 | 8:13/mi
30K
2:34:53
18.64 mi
Rank: #18083 (+295)
25K → 30K
26:23 | 8:30/mi
20M
2:46:31
20.00 mi
Rank: #17935 (+148)
30K → 20M
11:38 | 8:34/mi
21M
2:55:44
21.00 mi
Rank: #17899 (+36)
20M → 21M
9:13 | 9:13/mi
35K
3:01:49
21.75 mi
Rank: #17790 (+109)
21M → 35K
6:05 | 8:08/mi
23M
3:12:35
23.00 mi
Rank: #17685 (+105)
35K → 23M
10:46 | 8:37/mi
24M
3:21:03
24.00 mi
Rank: #17614 (+71)
23M → 24M
8:28 | 8:28/mi
40K
3:28:44
24.85 mi
Rank: #17632 (-18)
24M → 40K
7:41 | 9:00/mi
25.2M
3:32:07
25.20 mi
Rank: #17633 (-1)
40K → 25.2M
3:23 | 9:49/mi
FINISH
3:41:19
26.22 mi
Rank: #17780 (-147)
25.2M → FINISH
9:12 | 9:02/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
Time1:48:35
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:52:44
Pace8:36 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:4325:578:2225:57
8:22
-
10K
6.21 mi11:56:3051:448:2025:47
8:18
-0:04
15K
9.32 mi12:22:071:17:218:1825:37
8:15
-0:03
20K
12.43 mi12:47:471:43:018:1825:40
8:16
+0:01
HALF
13.11 mi12:53:211:48:358:175:34
8:10
-0:06
25K
15.53 mi13:13:162:08:308:1719:55
8:13
+0:03
30K
18.64 mi13:39:392:34:538:1926:23
8:30
+0:17
20M
20.00 mi13:51:172:46:318:2011:38
8:34
+0:04
21M
21.00 mi14:00:302:55:448:239:13
9:13
+0:39
35K
21.75 mi14:06:353:01:498:226:05
8:08
-1:05
23M
23.00 mi14:17:213:12:358:2310:46
8:37
+0:29
24M
24.00 mi14:25:493:21:038:238:28
8:28
-0:09
40K
24.85 mi14:33:303:28:448:247:41
9:00
+0:32
25.2M
25.20 mi14:36:533:32:078:263:23
9:49
+0:49
FINISH
26.22 mi14:46:053:41:198:279:12
9:02
-0:47

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

8:08 /mi

Average Pace

8:27 /mi

Slowest Pace

9:49 /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

31:34

14% of race

Time at Steady Pace

2:40:16

72% of race

Time at Slower Pace

29:29

13% of race

Average Pace: 8:26 /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 mi11:30:4325:578:2225:57
8:22
#19217
10K
6.21 mi11:56:3051:448:2025:47
8:18
#19189
15K
9.32 mi12:22:071:17:218:1825:37
8:15
#19012
20K
12.43 mi12:47:471:43:018:1825:40
8:16
#18704
HALF
13.11 mi12:53:211:48:358:175:34
8:10
#18668
25K
15.53 mi13:13:162:08:308:1719:55
8:13
#18378
30K
18.64 mi13:39:392:34:538:1926:23
8:30
#18083
20M
20.00 mi13:51:172:46:318:2011:38
8:34
#17935
21M
21.00 mi14:00:302:55:448:239:13
9:13
#17899
35K
21.75 mi14:06:353:01:498:226:05
8:08
#17790
23M
23.00 mi14:17:213:12:358:2310:46
8:37
#17685
24M
24.00 mi14:25:493:21:038:238:28
8:28
#17614
40K
24.85 mi14:33:303:28:448:247:41
9:00
#17632
25.2M
25.20 mi14:36:533:32:078:263:23
9:49
#17633
FINISH
26.22 mi14:46:053:41:198:279:12
9:02
#17780
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 mi192177205720518654(Top 64%)6842(Top 54%)6842(Top 555%)
10K6.21 mi3.10 mi19189+287170+357170+3519174(Top 66%)7116(Top 57%)7116(Top 577%)
15K9.32 mi3.11 mi19012+1777060+1107060+11018654(Top 64%)6842(Top 54%)6842(Top 555%)
20K12.43 mi3.11 mi18704+3086890+1706890+17017884(Top 62%)6450(Top 51%)6450(Top 523%)
HALF13.11 mi0.68 mi18668+366872+186872+1818240(Top 63%)6613(Top 53%)6613(Top 536%)
25K15.53 mi2.42 mi18378+2906713+1596713+15916893(Top 58%)5929(Top 47%)5929(Top 481%)
30K18.64 mi3.11 mi18083+2956586+1276586+12716891(Top 58%)6048(Top 48%)6048(Top 491%)
20M20.00 mi1.36 mi17935+1486522+646522+6416599(Top 57%)5977(Top 48%)5977(Top 485%)
21M21.00 mi1.00 mi17899+366515+76515+717263(Top 59%)6412(Top 51%)6412(Top 520%)
35K21.75 mi0.75 mi17790+1096466+496466+4915434(Top 53%)5442(Top 43%)5442(Top 441%)
23M23.00 mi1.25 mi17685+1056438+286438+2816369(Top 56%)6063(Top 48%)6063(Top 492%)
24M24.00 mi1.00 mi17614+716410+286410+2816728(Top 58%)6310(Top 50%)6310(Top 512%)
40K24.85 mi0.85 mi17632-186437-276437-2718350(Top 63%)7221(Top 57%)7221(Top 586%)
25.2M25.20 mi0.35 mi17633-16452-156452-1518697(Top 64%)7385(Top 59%)7385(Top 599%)
FINISH26.22 mi1.02 mi17780-1476563-1116563-11120641(Top 71%)8389(Top 67%)8389(Top 680%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18654

Females

6842

F50-54

6842

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19174

Females

7116

F50-54

7116

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18654

Females

6842

F50-54

6842

15K→20K

9.3 - 12.4 mi

Top 62%
×5
+106ft-86ft

Overall

17884

Females

6450

F50-54

6450

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18240

Females

6613

F50-54

6613

HALF→25K

13.1 - 15.5 mi

Top 58%
×4
+66ft-88ft

Overall

16893

Females

5929

F50-54

5929

25K→30K

15.5 - 18.6 mi

Top 58%
×9
+181ft-148ft

Overall

16891

Females

6048

F50-54

6048

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16599

Females

5977

F50-54

5977

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17263

Females

6412

F50-54

6412

21M→35K

21.0 - 21.8 mi

Top 53%
×7
+17ft-86ft

Overall

15434

Females

5442

F50-54

5442

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16369

Females

6063

F50-54

6063

23M→24M

23.0 - 24.0 mi

Top 58%
×6
+12ft-82ft

Overall

16728

Females

6310

F50-54

6310

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18350

Females

7221

F50-54

7221

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18697

Females

7385

F50-54

7385

25.2M→FINISH

25.2 - 26.2 mi

Top 71%
×2
+22ft-21ft

Overall

20641

Females

8389

F50-54

8389

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2304*
Passed By
867
Net Change
+1437
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19217
5K → 10K228*200+28#19217#19189
10K → 15K268*91+177#19189#19012
15K → 20K345*37+308#19012#18704
20K → HALF5317+36#18704#18668
HALF → 25K301*11+290#18668#18378
25K → 30K343*48+295#18378#18083
30K → 20M17830+148#18083#17935
20M → 21M10367+36#17935#17899
21M → 35K1167+109#17899#17790
35K → 23M13833+105#17790#17685
23M → 24M9827+71#17685#17614
24M → 40K7088-18#17614#17632
40K → 25.2M3637-1#17632#17633
25.2M → FINISH27174-147#17633#17780
TOTALS2304*867+1437

* 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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