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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Margaret Grossman

Bib: 14933 •F •Age: N/A

MN

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 22%
Gender (Female)
#0 / 12578
Top 6%
Age Group (F18-39)
#0 / 5716
Top 12%
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
21:43
3.11 mi
Rank: #8482
Start → 5K
21:43 | 7:00/mi
10K
42:56
6.21 mi
Rank: #7907 (+575)
5K → 10K
21:13 | 6:50/mi
15K
1:03:52
9.32 mi
Rank: #7388 (+519)
10K → 15K
20:56 | 6:45/mi
20K
1:25:08
12.43 mi
Rank: #7146 (+242)
15K → 20K
21:16 | 6:51/mi
HALF
1:29:43
13.11 mi
Rank: #7093 (+53)
20K → HALF
4:35 | 6:44/mi
25K
1:46:24
15.53 mi
Rank: #6962 (+131)
HALF → 25K
16:41 | 6:53/mi
30K
2:07:57
18.64 mi
Rank: #6640 (+322)
25K → 30K
21:33 | 6:57/mi
20M
2:17:34
20.00 mi
Rank: #6583 (+57)
30K → 20M
9:37 | 7:05/mi
21M
2:25:09
21.00 mi
Rank: #6586 (-3)
20M → 21M
7:35 | 7:35/mi
35K
2:30:09
21.75 mi
Rank: #6494 (+92)
21M → 35K
5:00 | 6:41/mi
23M
2:39:03
23.00 mi
Rank: #6438 (+56)
35K → 23M
8:54 | 7:07/mi
24M
2:46:02
24.00 mi
Rank: #6405 (+33)
23M → 24M
6:59 | 6:59/mi
40K
2:52:19
24.85 mi
Rank: #6417 (-12)
24M → 40K
6:17 | 7:21/mi
25.2M
2:55:06
25.20 mi
Rank: #6424 (-7)
40K → 25.2M
2:47 | 8:05/mi
FINISH
3:02:36
26.22 mi
Rank: #6493 (-69)
25.2M → FINISH
7:30 | 7:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:43
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:32:53
Pace7:06 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1921:437:0021:43
7:00
-
10K
6.21 mi11:13:3242:566:5521:13
6:50
-0:10
15K
9.32 mi11:34:281:03:526:5220:56
6:45
-0:05
20K
12.43 mi11:55:441:25:086:5221:16
6:51
+0:06
HALF
13.11 mi12:00:191:29:436:514:35
6:44
-0:07
25K
15.53 mi12:17:001:46:246:5116:41
6:53
+0:09
30K
18.64 mi12:38:332:07:576:5221:33
6:57
+0:04
20M
20.00 mi12:48:102:17:346:539:37
7:05
+0:08
21M
21.00 mi12:55:452:25:096:557:35
7:35
+0:30
35K
21.75 mi13:00:452:30:096:555:00
6:41
-0:54
23M
23.00 mi13:09:392:39:036:558:54
7:07
+0:26
24M
24.00 mi13:16:382:46:026:566:59
6:59
-0:08
40K
24.85 mi13:22:552:52:196:566:17
7:21
+0:22
25.2M
25.20 mi13:25:422:55:066:572:47
8:05
+0:44
FINISH
26.22 mi13:33:123:02:366:597:30
7:22
-0:43

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

6:41 /mi

Average Pace

6:58 /mi

Slowest Pace

8:05 /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

30:31

17% of race

Time at Steady Pace

2:07:56

70% of race

Time at Slower Pace

24:09

13% of race

Average Pace: 6:58 /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 mi10:52:1921:437:0021:43
7:00
#8482
10K
6.21 mi11:13:3242:566:5521:13
6:50
#7907
15K
9.32 mi11:34:281:03:526:5220:56
6:45
#7388
20K
12.43 mi11:55:441:25:086:5221:16
6:51
#7146
HALF
13.11 mi12:00:191:29:436:514:35
6:44
#7093
25K
15.53 mi12:17:001:46:246:5116:41
6:53
#6962
30K
18.64 mi12:38:332:07:576:5221:33
6:57
#6640
20M
20.00 mi12:48:102:17:346:539:37
7:05
#6583
21M
21.00 mi12:55:452:25:096:557:35
7:35
#6586
35K
21.75 mi13:00:452:30:096:555:00
6:41
#6494
23M
23.00 mi13:09:392:39:036:558:54
7:07
#6438
24M
24.00 mi13:16:382:46:026:566:59
6:59
#6405
40K
24.85 mi13:22:552:52:196:566:17
7:21
#6417
25.2M
25.20 mi13:25:422:55:066:572:47
8:05
#6424
FINISH
26.22 mi13:33:123:02:366:597:30
7:22
#6493
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8482123012306219(Top 21%)613(Top 5%)613(Top 11%)
10K6.21 mi3.10 mi7907+5751053+1771053+1777287(Top 25%)869(Top 7%)869(Top 15%)
15K9.32 mi3.11 mi7388+519903+150903+1506219(Top 21%)613(Top 5%)613(Top 11%)
20K12.43 mi3.11 mi7146+242839+64839+646631(Top 23%)732(Top 6%)732(Top 13%)
HALF13.11 mi0.68 mi7093+53825+14825+146490(Top 22%)682(Top 5%)682(Top 12%)
25K15.53 mi2.42 mi6962+131792+33792+336523(Top 22%)757(Top 6%)757(Top 13%)
30K18.64 mi3.11 mi6640+322723+69723+695452(Top 19%)566(Top 4%)566(Top 10%)
20M20.00 mi1.36 mi6583+57722+1722+16126(Top 21%)778(Top 6%)778(Top 14%)
21M21.00 mi1.00 mi6586-3734-12734-127053(Top 24%)1213(Top 10%)1213(Top 21%)
35K21.75 mi0.75 mi6494+92712+22712+224883(Top 17%)547(Top 4%)547(Top 10%)
23M23.00 mi1.25 mi6438+56716-4716-46231(Top 21%)955(Top 8%)955(Top 17%)
24M24.00 mi1.00 mi6405+33720-4720-46388(Top 22%)1076(Top 9%)1076(Top 19%)
40K24.85 mi0.85 mi6417-12740-20740-207812(Top 27%)1703(Top 14%)1703(Top 30%)
25.2M25.20 mi0.35 mi6424-7745-5745-58815(Top 30%)2239(Top 18%)2239(Top 39%)
FINISH26.22 mi1.02 mi6493-69781-36781-3610354(Top 36%)3006(Top 24%)3006(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21
+97ft-345ft

Overall

6219

Females

613

F18-39

613

5K→10K

3.1 - 6.2 mi

Top 25%
×5
+79ft-138ft

Overall

7287

Females

869

F18-39

869

10K→15K

6.2 - 9.3 mi

Top 21%
×3
+67ft-78ft

Overall

6219

Females

613

F18-39

613

15K→20K

9.3 - 12.4 mi

Top 23%
×5
+106ft-86ft

Overall

6631

Females

732

F18-39

732

20K→HALF

12.4 - 13.1 mi

Top 22%
×2
+19ft-37ft

Overall

6490

Females

682

F18-39

682

HALF→25K

13.1 - 15.5 mi

Top 22%
×4
+66ft-88ft

Overall

6523

Females

757

F18-39

757

25K→30K

15.5 - 18.6 mi

Top 19%
×9
+181ft-148ft

Overall

5452

Females

566

F18-39

566

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6126

Females

778

F18-39

778

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

7053

Females

1213

F18-39

1213

21M→35K

21.0 - 21.8 mi

Top 17%
×7
+17ft-86ft

Overall

4883

Females

547

F18-39

547

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

6231

Females

955

F18-39

955

23M→24M

23.0 - 24.0 mi

Top 22%
×6
+12ft-82ft

Overall

6388

Females

1076

F18-39

1076

24M→40K

24.0 - 24.9 mi

Top 27%
×1
+6ft-20ft

Overall

7812

Females

1703

F18-39

1703

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1
+13ft-16ft

Overall

8815

Females

2239

F18-39

2239

25.2M→FINISH

25.2 - 26.2 mi

Top 36%
×2
+22ft-21ft

Overall

10354

Females

3006

F18-39

3006

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2505*
Passed By
516
Net Change
+1989
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8482
5K → 10K604*29+575#8482#7907
10K → 15K527*8+519#7907#7388
15K → 20K280*38+242#7388#7146
20K → HALF618+53#7146#7093
HALF → 25K16332+131#7093#6962
25K → 30K345*23+322#6962#6640
30K → 20M9841+57#6640#6583
20M → 21M6366-3#6583#6586
21M → 35K10311+92#6586#6494
35K → 23M9741+56#6494#6438
23M → 24M6936+33#6438#6405
24M → 40K4759-12#6405#6417
40K → 25.2M1522-7#6417#6424
25.2M → FINISH33102-69#6424#6493
TOTALS2505*516+1989

* 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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