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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sandra Dalton

Bib: 30712 β€’F β€’Age: N/A

MA

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 (F55-59)
#0 / 951
Race Day Weather
51Β°/41Β°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
29:49
3.11 mi
Rank: #24789
Start β†’ 5K
29:49 | 9:36/mi
10K
1:00:09
6.21 mi
Rank: #25041 (-252)
5K β†’ 10K
30:20 | 9:46/mi
15K
1:28:58
9.32 mi
Rank: #24625 (+416)
10K β†’ 15K
28:49 | 9:17/mi
20K
2:01:49
12.43 mi
Rank: #25132 (-507)
15K β†’ 20K
32:51 | 10:35/mi
HALF
2:08:33
13.11 mi
Rank: #25143 (-11)
20K β†’ HALF
6:44 | 9:53/mi
25K
2:35:37
15.53 mi
Rank: #25439 (-296)
HALF β†’ 25K
27:04 | 11:10/mi
30K
3:17:43
18.64 mi
Rank: #26340 (-901)
25K β†’ 30K
42:06 | 13:34/mi
20M
3:36:10
20.00 mi
Rank: #26530 (-190)
30K β†’ 20M
18:27 | 13:35/mi
21M
3:52:33
21.00 mi
Rank: #26812 (-282)
20M β†’ 21M
16:23 | 16:23/mi
35K
4:04:15
21.75 mi
Rank: #27005 (-193)
21M β†’ 35K
11:42 | 15:39/mi
23M
4:20:34
23.00 mi
Rank: #27057 (-52)
35K β†’ 23M
16:19 | 13:03/mi
24M
4:32:02
24.00 mi
Rank: #27020 (+37)
23M β†’ 24M
11:28 | 11:28/mi
40K
4:43:57
24.85 mi
Rank: #27083 (-63)
24M β†’ 40K
11:55 | 13:57/mi
25.2M
4:48:00
25.20 mi
Rank: #27051 (+32)
40K β†’ 25.2M
4:03 | 11:45/mi
FINISH
4:58:34
26.22 mi
Rank: #26998 (+53)
25.2M β†’ FINISH
10:34 | 10:23/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
Time2:08:33
Pace9:49 /mi
2nd Half
Distance13.11 mi
Time2:50:01
Pace12:59 /mi
πŸ“ŠPositive Split: 32.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:0629:499:3629:49
9:36
-
10K
6.21 mi12:25:261:00:099:4130:20
9:46
+0:10
15K
9.32 mi12:54:151:28:589:3328:49
9:17
-0:29
20K
12.43 mi13:27:062:01:499:4932:51
10:35
+1:18
HALF
13.11 mi13:33:502:08:339:496:44
9:53
-0:42
25K
15.53 mi14:00:542:35:3710:0227:04
11:10
+1:17
30K
18.64 mi14:43:003:17:4310:3742:06
13:34
+2:24
20M
20.00 mi15:01:273:36:1010:4918:27
13:35
+0:01
21M
21.00 mi15:17:503:52:3311:0516:23
16:23
+2:48
35K
21.75 mi15:29:324:04:1511:1411:42
15:39
-0:44
23M
23.00 mi15:45:514:20:3411:2016:19
13:03
-2:36
24M
24.00 mi15:57:194:32:0211:2111:28
11:28
-1:35
40K
24.85 mi16:09:144:43:5711:2611:55
13:57
+2:29
25.2M
25.20 mi16:13:174:48:0011:264:03
11:45
-2:12
FINISH
26.22 mi16:23:514:58:3411:2410:34
10:23
-1:22

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:17 /mi

Average Pace

11:24 /mi

Slowest Pace

16:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:35:42

32% of race

Time at Steady Pace

1:26:00

29% of race

Time at Slower Pace

1:56:52

39% of race

Average Pace: 11:23 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:55:0629:499:3629:49
9:36
#24789
10K
6.21 mi12:25:261:00:099:4130:20
9:46
#25041
15K
9.32 mi12:54:151:28:589:3328:49
9:17
#24625
20K
12.43 mi13:27:062:01:499:4932:51
10:35
#25132
HALF
13.11 mi13:33:502:08:339:496:44
9:53
#25143
25K
15.53 mi14:00:542:35:3710:0227:04
11:10
#25439
30K
18.64 mi14:43:003:17:4310:3742:06
13:34
#26340
20M
20.00 mi15:01:273:36:1010:4918:27
13:35
#26530
21M
21.00 mi15:17:503:52:3311:0516:23
16:23
#26812
35K
21.75 mi15:29:324:04:1511:1411:42
15:39
#27005
23M
23.00 mi15:45:514:20:3411:2016:19
13:03
#27057
24M
24.00 mi15:57:194:32:0211:2111:28
11:28
#27020
40K
24.85 mi16:09:144:43:5711:2611:55
13:57
#27083
25.2M
25.20 mi16:13:174:48:0011:264:03
11:45
#27051
FINISH
26.22 mi16:23:514:58:3411:2410:34
10:23
#26998
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 mi24789100721007223769(Top 82%)9540(Top 76%)9540(Top 1003%)
10K6.21 mi3.10 mi25041-25210197-12510197-12525260(Top 87%)10310(Top 82%)10310(Top 1084%)
15K9.32 mi3.11 mi24625+4169974+2239974+22323769(Top 82%)9540(Top 76%)9540(Top 1003%)
20K12.43 mi3.11 mi25132-50710266-29210266-29226291(Top 91%)10918(Top 87%)10918(Top 1148%)
HALF13.11 mi0.68 mi25143-1110270-410270-425401(Top 88%)10438(Top 83%)10438(Top 1098%)
25K15.53 mi2.42 mi25439-29610428-15810428-15826579(Top 92%)11135(Top 89%)11135(Top 1171%)
30K18.64 mi3.11 mi26340-90110969-54110969-54128118(Top 97%)12075(Top 96%)12075(Top 1270%)
20M20.00 mi1.36 mi26530-19011081-11211081-11227847(Top 96%)11956(Top 95%)11956(Top 1257%)
21M21.00 mi1.00 mi26812-28211242-16111242-16128706(Top 99%)12429(Top 99%)12429(Top 1307%)
35K21.75 mi0.75 mi27005-19311365-12311365-12328835(Top 99%)12509(Top 99%)12509(Top 1315%)
23M23.00 mi1.25 mi27057-5211404-3911404-3927374(Top 94%)11761(Top 94%)11761(Top 1237%)
24M24.00 mi1.00 mi27020+3711388+1611388+1625907(Top 89%)11063(Top 88%)11063(Top 1163%)
40K24.85 mi0.85 mi27083-6311434-4611434-4627848(Top 96%)12036(Top 96%)12036(Top 1266%)
25.2M25.20 mi0.35 mi27051+3211414+2011414+2024023(Top 83%)10167(Top 81%)10167(Top 1069%)
FINISH26.22 mi1.02 mi26998+5311395+1911395+1924789(Top 85%)10525(Top 84%)10525(Top 1107%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
Γ—21
+97ft-345ft

Overall

23769

Females

9540

F55-59

9540

5K→10K

3.1 - 6.2 mi

Top 87%
Γ—5
+79ft-138ft

Overall

25260

Females

10310

F55-59

10310

10K→15K

6.2 - 9.3 mi

Top 82%
Γ—3
+67ft-78ft

Overall

23769

Females

9540

F55-59

9540

15K→20K

9.3 - 12.4 mi

Top 91%
Γ—5
+106ft-86ft

Overall

26291

Females

10918

F55-59

10918

20K→HALF

12.4 - 13.1 mi

Top 88%
Γ—2
+19ft-37ft

Overall

25401

Females

10438

F55-59

10438

HALF→25K

13.1 - 15.5 mi

Top 92%
Γ—4
+66ft-88ft

Overall

26579

Females

11135

F55-59

11135

25K→30K

15.5 - 18.6 mi

Top 97%
Γ—9
+181ft-148ft

Overall

28118

Females

12075

F55-59

12075

30K→20M

18.6 - 20.0 mi

Top 96%
Γ—5
+64ft-50ft

Overall

27847

Females

11956

F55-59

11956

20M→21M

20.0 - 21.0 mi

Top 99%
Γ—8
+106ft-24ft

Overall

28706

Females

12429

F55-59

12429

21M→35K

21.0 - 21.8 mi

Top 99%
Γ—7
+17ft-86ft

Overall

28835

Females

12509

F55-59

12509

35K→23M

21.8 - 23.0 mi

Top 94%
Γ—5
+23ft-63ft

Overall

27374

Females

11761

F55-59

11761

23M→24M

23.0 - 24.0 mi

Top 89%
Γ—6
+12ft-82ft

Overall

25907

Females

11063

F55-59

11063

24M→40K

24.0 - 24.9 mi

Top 96%
Γ—1
+6ft-20ft

Overall

27848

Females

12036

F55-59

12036

40K→25.2M

24.9 - 25.2 mi

Top 83%
Γ—1
+13ft-16ft

Overall

24023

Females

10167

F55-59

10167

25.2M→FINISH

25.2 - 26.2 mi

Top 85%
Γ—2
+22ft-21ft

Overall

24789

Females

10525

F55-59

10525

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
833*
Passed By
1610
Net Change
-2209
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24789
5K β†’ 10K113200-252#24789#25041
10K β†’ 15K429*13+416#25041#24625
15K β†’ 20K28200-507#24625#25132
20K β†’ HALF2132-11#25132#25143
HALF β†’ 25K31200-296#25143#25439
25K β†’ 30K12200-901#25439#26340
30K β†’ 20M16200-190#26340#26530
20M β†’ 21M4200-282#26530#26812
21M β†’ 35K2195-193#26812#27005
35K β†’ 23M3385-52#27005#27057
23M β†’ 24M4710+37#27057#27020
24M β†’ 40K669-63#27020#27083
40K β†’ 25.2M320+32#27083#27051
25.2M β†’ FINISH596+53#27051#26998
TOTALS833*1610-2209

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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