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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Marisa Kellogg

Bib: 12404 •F •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 29%
Gender (Female)
#0 / 12578
Top 12%
Masters (Masters Women)
#0 / 6862
Top 3%
Age Group (F40-44)
#0 / 1737
Top 8%
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
22:03
3.11 mi
Rank: #9338
Start → 5K
22:03 | 7:06/mi
10K
43:56
6.21 mi
Rank: #9128 (+210)
5K → 10K
21:53 | 7:03/mi
15K
1:05:54
9.32 mi
Rank: #9072 (+56)
10K → 15K
21:58 | 7:05/mi
20K
1:27:57
12.43 mi
Rank: #8928 (+144)
15K → 20K
22:03 | 7:06/mi
HALF
1:32:44
13.11 mi
Rank: #8922 (+6)
20K → HALF
4:47 | 7:02/mi
25K
1:50:03
15.53 mi
Rank: #8804 (+118)
HALF → 25K
17:19 | 7:09/mi
30K
2:12:46
18.64 mi
Rank: #8599 (+205)
25K → 30K
22:43 | 7:19/mi
20M
2:22:48
20.00 mi
Rank: #8524 (+75)
30K → 20M
10:02 | 7:24/mi
21M
2:30:36
21.00 mi
Rank: #8495 (+29)
20M → 21M
7:48 | 7:48/mi
35K
2:36:00
21.75 mi
Rank: #8453 (+42)
21M → 35K
5:24 | 7:14/mi
23M
2:45:17
23.00 mi
Rank: #8405 (+48)
35K → 23M
9:17 | 7:26/mi
24M
2:52:39
24.00 mi
Rank: #8402 (+3)
23M → 24M
7:22 | 7:22/mi
40K
2:59:06
24.85 mi
Rank: #8404 (-2)
24M → 40K
6:27 | 7:33/mi
25.2M
3:01:57
25.20 mi
Rank: #8422 (-18)
40K → 25.2M
2:51 | 8:16/mi
FINISH
3:09:27
26.22 mi
Rank: #8448 (-26)
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
Time1:32:44
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:36:43
Pace7:23 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2622:037:0622:03
7:06
-
10K
6.21 mi11:12:1943:567:0521:53
7:03
-0:03
15K
9.32 mi11:34:171:05:547:0521:58
7:05
+0:02
20K
12.43 mi11:56:201:27:577:0522:03
7:06
+0:01
HALF
13.11 mi12:01:071:32:447:054:47
7:02
-0:04
25K
15.53 mi12:18:261:50:037:0617:19
7:09
+0:07
30K
18.64 mi12:41:092:12:467:0822:43
7:19
+0:10
20M
20.00 mi12:51:112:22:487:0910:02
7:24
+0:05
21M
21.00 mi12:58:592:30:367:117:48
7:48
+0:24
35K
21.75 mi13:04:232:36:007:115:24
7:14
-0:34
23M
23.00 mi13:13:402:45:177:129:17
7:26
+0:12
24M
24.00 mi13:21:022:52:397:127:22
7:22
-0:04
40K
24.85 mi13:27:292:59:067:136:27
7:33
+0:11
25.2M
25.20 mi13:30:203:01:577:142:51
8:16
+0:43
FINISH
26.22 mi13:37:503:09:277:147:30
7:22
-0:54

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

7:02 /mi

Average Pace

7:14 /mi

Slowest Pace

8:16 /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

2:58:48

94% of race

Time at Steady Pace

10:39

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:14 /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 mi10:50:2622:037:0622:03
7:06
#9338
10K
6.21 mi11:12:1943:567:0521:53
7:03
#9128
15K
9.32 mi11:34:171:05:547:0521:58
7:05
#9072
20K
12.43 mi11:56:201:27:577:0522:03
7:06
#8928
HALF
13.11 mi12:01:071:32:447:054:47
7:02
#8922
25K
15.53 mi12:18:261:50:037:0617:19
7:09
#8804
30K
18.64 mi12:41:092:12:467:0822:43
7:19
#8599
20M
20.00 mi12:51:112:22:487:0910:02
7:24
#8524
21M
21.00 mi12:58:592:30:367:117:48
7:48
#8495
35K
21.75 mi13:04:232:36:007:115:24
7:14
#8453
23M
23.00 mi13:13:402:45:177:129:17
7:26
#8405
24M
24.00 mi13:21:022:52:397:127:22
7:22
#8402
40K
24.85 mi13:27:292:59:067:136:27
7:33
#8404
25.2M
25.20 mi13:30:203:01:577:142:51
8:16
#8422
FINISH
26.22 mi13:37:503:09:277:147:30
7:22
#8448
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9338156915699053(Top 31%)1511(Top 12%)1511(Top 87%)
10K6.21 mi3.10 mi9128+2101486+831486+839019(Top 31%)1482(Top 12%)1482(Top 85%)
15K9.32 mi3.11 mi9072+56148614869053(Top 31%)1511(Top 12%)1511(Top 87%)
20K12.43 mi3.11 mi8928+1441450+361450+368592(Top 30%)1387(Top 11%)1387(Top 80%)
HALF13.11 mi0.68 mi8922+61447+31447+38870(Top 31%)1455(Top 12%)1455(Top 84%)
25K15.53 mi2.42 mi8804+1181426+211426+218448(Top 29%)1429(Top 11%)1429(Top 82%)
30K18.64 mi3.11 mi8599+2051385+411385+418201(Top 28%)1462(Top 12%)1462(Top 84%)
20M20.00 mi1.36 mi8524+751377+81377+88323(Top 29%)1625(Top 13%)1625(Top 94%)
21M21.00 mi1.00 mi8495+291401-241401-248548(Top 29%)1835(Top 15%)1835(Top 106%)
35K21.75 mi0.75 mi8453+42140114018715(Top 30%)1873(Top 15%)1873(Top 108%)
23M23.00 mi1.25 mi8405+481414-131414-138285(Top 29%)1763(Top 14%)1763(Top 101%)
24M24.00 mi1.00 mi8402+31441-271441-279110(Top 31%)2220(Top 18%)2220(Top 128%)
40K24.85 mi0.85 mi8404-21472-311472-319179(Top 32%)2360(Top 19%)2360(Top 136%)
25.2M25.20 mi0.35 mi8422-181495-231495-2310065(Top 35%)2829(Top 22%)2829(Top 163%)
FINISH26.22 mi1.02 mi8448-261531-361531-3610362(Top 36%)3014(Top 24%)3014(Top 174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21
+97ft-345ft

Overall

9053

Females

1511

F40-44

1511

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

9019

Females

1482

F40-44

1482

10K→15K

6.2 - 9.3 mi

Top 31%
×3
+67ft-78ft

Overall

9053

Females

1511

F40-44

1511

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8592

Females

1387

F40-44

1387

20K→HALF

12.4 - 13.1 mi

Top 31%
×2
+19ft-37ft

Overall

8870

Females

1455

F40-44

1455

HALF→25K

13.1 - 15.5 mi

Top 29%
×4
+66ft-88ft

Overall

8448

Females

1429

F40-44

1429

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8201

Females

1462

F40-44

1462

30K→20M

18.6 - 20.0 mi

Top 29%
×5
+64ft-50ft

Overall

8323

Females

1625

F40-44

1625

20M→21M

20.0 - 21.0 mi

Top 29%
×8
+106ft-24ft

Overall

8548

Females

1835

F40-44

1835

21M→35K

21.0 - 21.8 mi

Top 30%
×7
+17ft-86ft

Overall

8715

Females

1873

F40-44

1873

35K→23M

21.8 - 23.0 mi

Top 29%
×5
+23ft-63ft

Overall

8285

Females

1763

F40-44

1763

23M→24M

23.0 - 24.0 mi

Top 31%
×6
+12ft-82ft

Overall

9110

Females

2220

F40-44

2220

24M→40K

24.0 - 24.9 mi

Top 32%
×1
+6ft-20ft

Overall

9179

Females

2360

F40-44

2360

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1
+13ft-16ft

Overall

10065

Females

2829

F40-44

2829

25.2M→FINISH

25.2 - 26.2 mi

Top 36%
×2
+22ft-21ft

Overall

10362

Females

3014

F40-44

3014

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1788*
Passed By
898
Net Change
+890
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9338
5K → 10K341*131+210#9338#9128
10K → 15K165109+56#9128#9072
15K → 20K205*61+144#9072#8928
20K → HALF2923+6#8928#8922
HALF → 25K16345+118#8922#8804
25K → 30K271*66+205#8804#8599
30K → 20M12550+75#8599#8524
20M → 21M9465+29#8524#8495
21M → 35K7331+42#8495#8453
35K → 23M9749+48#8453#8405
23M → 24M8380+3#8405#8402
24M → 40K6365-2#8402#8404
40K → 25.2M2644-18#8404#8422
25.2M → FINISH5379-26#8422#8448
TOTALS1788*898+890

* 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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