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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katie Rose Blachowicz

Bib: 9232 •F •Age: N/A

WI

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: #8481
Start → 5K
21:43 | 7:00/mi
10K
42:59
6.21 mi
Rank: #7964 (+517)
5K → 10K
21:16 | 6:51/mi
15K
1:04:05
9.32 mi
Rank: #7595 (+369)
10K → 15K
21:06 | 6:48/mi
20K
1:25:17
12.43 mi
Rank: #7257 (+338)
15K → 20K
21:12 | 6:50/mi
HALF
1:29:55
13.11 mi
Rank: #7238 (+19)
20K → HALF
4:38 | 6:48/mi
25K
1:46:23
15.53 mi
Rank: #6952 (+286)
HALF → 25K
16:28 | 6:48/mi
30K
2:07:46
18.64 mi
Rank: #6553 (+399)
25K → 30K
21:23 | 6:53/mi
20M
2:17:11
20.00 mi
Rank: #6407 (+146)
30K → 20M
9:25 | 6:56/mi
21M
2:24:26
21.00 mi
Rank: #6306 (+101)
20M → 21M
7:15 | 7:15/mi
35K
2:29:32
21.75 mi
Rank: #6265 (+41)
21M → 35K
5:06 | 6:50/mi
23M
2:39:14
23.00 mi
Rank: #6493 (-228)
35K → 23M
9:42 | 7:46/mi
24M
2:46:20
24.00 mi
Rank: #6490 (+3)
23M → 24M
7:06 | 7:06/mi
40K
2:52:33
24.85 mi
Rank: #6465 (+25)
24M → 40K
6:13 | 7:17/mi
25.2M
2:55:14
25.20 mi
Rank: #6453 (+12)
40K → 25.2M
2:41 | 7:47/mi
FINISH
3:02:24
26.22 mi
Rank: #6441 (+12)
25.2M → FINISH
7:10 | 7:02/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:55
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:32:29
Pace7:04 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:37:2321:437:0021:43
7:00
-
10K
6.21 mi10:58:3942:596:5621:16
6:51
-0:09
15K
9.32 mi11:19:451:04:056:5321:06
6:48
-0:03
20K
12.43 mi11:40:571:25:176:5221:12
6:50
+0:02
HALF
13.11 mi11:45:351:29:556:524:38
6:48
-0:02
25K
15.53 mi12:02:031:46:236:5116:28
6:48
0:00
30K
18.64 mi12:23:262:07:466:5221:23
6:53
+0:05
20M
20.00 mi12:32:512:17:116:529:25
6:56
+0:03
21M
21.00 mi12:40:062:24:266:537:15
7:15
+0:19
35K
21.75 mi12:45:122:29:326:535:06
6:50
-0:25
23M
23.00 mi12:54:542:39:146:569:42
7:46
+0:56
24M
24.00 mi13:02:002:46:206:567:06
7:06
-0:40
40K
24.85 mi13:08:132:52:336:576:13
7:17
+0:11
25.2M
25.20 mi13:10:542:55:146:582:41
7:47
+0:30
FINISH
26.22 mi13:18:043:02:246:587:10
7:02
-0:45

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

6:48 /mi

Average Pace

6:58 /mi

Slowest Pace

7:47 /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

2:50:01

93% of race

Time at Steady Pace

12:23

7% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:57 /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 mi10:37:2321:437:0021:43
7:00
#8481
10K
6.21 mi10:58:3942:596:5621:16
6:51
#7964
15K
9.32 mi11:19:451:04:056:5321:06
6:48
#7595
20K
12.43 mi11:40:571:25:176:5221:12
6:50
#7257
HALF
13.11 mi11:45:351:29:556:524:38
6:48
#7238
25K
15.53 mi12:02:031:46:236:5116:28
6:48
#6952
30K
18.64 mi12:23:262:07:466:5221:23
6:53
#6553
20M
20.00 mi12:32:512:17:116:529:25
6:56
#6407
21M
21.00 mi12:40:062:24:266:537:15
7:15
#6306
35K
21.75 mi12:45:122:29:326:535:06
6:50
#6265
23M
23.00 mi12:54:542:39:146:569:42
7:46
#6493
24M
24.00 mi13:02:002:46:206:567:06
7:06
#6490
40K
24.85 mi13:08:132:52:336:576:13
7:17
#6465
25.2M
25.20 mi13:10:542:55:146:582:41
7:47
#6453
FINISH
26.22 mi13:18:043:02:246:587:10
7:02
#6441
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 mi8481122912296758(Top 23%)734(Top 6%)734(Top 13%)
10K6.21 mi3.10 mi7964+5171069+1601069+1607439(Top 26%)911(Top 7%)911(Top 16%)
15K9.32 mi3.11 mi7595+369956+113956+1136758(Top 23%)734(Top 6%)734(Top 13%)
20K12.43 mi3.11 mi7257+338875+81875+816435(Top 22%)688(Top 5%)688(Top 12%)
HALF13.11 mi0.68 mi7238+19868+7868+77167(Top 25%)856(Top 7%)856(Top 15%)
25K15.53 mi2.42 mi6952+286791+77791+775724(Top 20%)561(Top 4%)561(Top 10%)
30K18.64 mi3.11 mi6553+399708+83708+835042(Top 17%)477(Top 4%)477(Top 8%)
20M20.00 mi1.36 mi6407+146689+19689+195102(Top 18%)536(Top 4%)536(Top 9%)
21M21.00 mi1.00 mi6306+101679+10679+104989(Top 17%)595(Top 5%)595(Top 10%)
35K21.75 mi0.75 mi6265+41674+5674+55866(Top 20%)787(Top 6%)787(Top 14%)
23M23.00 mi1.25 mi6493-228732-58732-5810674(Top 37%)2933(Top 23%)2933(Top 51%)
24M24.00 mi1.00 mi6490+3746-14746-147182(Top 25%)1357(Top 11%)1357(Top 24%)
40K24.85 mi0.85 mi6465+25755-9755-97260(Top 25%)1471(Top 12%)1471(Top 26%)
25.2M25.20 mi0.35 mi6453+12754+1754+16998(Top 24%)1397(Top 11%)1397(Top 24%)
FINISH26.22 mi1.02 mi6441+12763-9763-97845(Top 27%)1836(Top 15%)1836(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6758

Females

734

F18-39

734

5K→10K

3.1 - 6.2 mi

Top 26%
×5
+79ft-138ft

Overall

7439

Females

911

F18-39

911

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6758

Females

734

F18-39

734

15K→20K

9.3 - 12.4 mi

Top 22%
×5
+106ft-86ft

Overall

6435

Females

688

F18-39

688

20K→HALF

12.4 - 13.1 mi

Top 25%
×2
+19ft-37ft

Overall

7167

Females

856

F18-39

856

HALF→25K

13.1 - 15.5 mi

Top 20%
×4
+66ft-88ft

Overall

5724

Females

561

F18-39

561

25K→30K

15.5 - 18.6 mi

Top 17%
×9
+181ft-148ft

Overall

5042

Females

477

F18-39

477

30K→20M

18.6 - 20.0 mi

Top 18%
×5
+64ft-50ft

Overall

5102

Females

536

F18-39

536

20M→21M

20.0 - 21.0 mi

Top 17%
×8
+106ft-24ft

Overall

4989

Females

595

F18-39

595

21M→35K

21.0 - 21.8 mi

Top 20%
×7
+17ft-86ft

Overall

5866

Females

787

F18-39

787

35K→23M

21.8 - 23.0 mi

Top 37%
×5
+23ft-63ft

Overall

10674

Females

2933

F18-39

2933

23M→24M

23.0 - 24.0 mi

Top 25%
×6
+12ft-82ft

Overall

7182

Females

1357

F18-39

1357

24M→40K

24.0 - 24.9 mi

Top 25%
×1
+6ft-20ft

Overall

7260

Females

1471

F18-39

1471

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1
+13ft-16ft

Overall

6998

Females

1397

F18-39

1397

25.2M→FINISH

25.2 - 26.2 mi

Top 27%
×2
+22ft-21ft

Overall

7845

Females

1836

F18-39

1836

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2619*
Passed By
520
Net Change
+2040
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8481
5K → 10K557*40+517#8481#7964
10K → 15K387*18+369#7964#7595
15K → 20K357*19+338#7595#7257
20K → HALF3718+19#7257#7238
HALF → 25K292*6+286#7238#6952
25K → 30K413*14+399#6952#6553
30K → 20M15913+146#6553#6407
20M → 21M11817+101#6407#6306
21M → 35K6928+41#6306#6265
35K → 23M31200-228#6265#6493
23M → 24M5855+3#6493#6490
24M → 40K6439+25#6490#6465
40K → 25.2M2311+12#6465#6453
25.2M → FINISH5442+12#6453#6441
TOTALS2619*520+2040

* 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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