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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katsiaryna Kolasava

Bib: 13867 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 40%
Gender (Female)
#0 / 12578
Top 25%
Age Group (F18-39)
#0 / 5716
Top 43%
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
21:39
3.11 mi
Rank: #8316
Start → 5K
21:39 | 6:59/mi
10K
44:07
6.21 mi
Rank: #9353 (-1037)
5K → 10K
22:28 | 7:14/mi
15K
1:06:54
9.32 mi
Rank: #9939 (-586)
10K → 15K
22:47 | 7:20/mi
20K
1:30:09
12.43 mi
Rank: #10387 (-448)
15K → 20K
23:15 | 7:30/mi
HALF
1:35:12
13.11 mi
Rank: #10452 (-65)
20K → HALF
5:03 | 7:25/mi
25K
1:54:00
15.53 mi
Rank: #10982 (-530)
HALF → 25K
18:48 | 7:46/mi
30K
2:19:03
18.64 mi
Rank: #11547 (-565)
25K → 30K
25:03 | 8:04/mi
20M
2:30:01
20.00 mi
Rank: #11666 (-119)
30K → 20M
10:58 | 8:05/mi
21M
2:38:19
21.00 mi
Rank: #11646 (+20)
20M → 21M
8:18 | 8:18/mi
35K
2:44:11
21.75 mi
Rank: #11687 (-41)
21M → 35K
5:52 | 7:51/mi
23M
2:54:13
23.00 mi
Rank: #11708 (-21)
35K → 23M
10:02 | 8:02/mi
24M
3:02:11
24.00 mi
Rank: #11769 (-61)
23M → 24M
7:58 | 7:58/mi
40K
3:08:58
24.85 mi
Rank: #11770 (-1)
24M → 40K
6:47 | 7:57/mi
25.2M
3:11:51
25.20 mi
Rank: #11721 (+49)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:19:26
26.22 mi
Rank: #11672 (+49)
25.2M → FINISH
7:35 | 7:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:12
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:44:14
Pace7:58 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5421:396:5921:39
6:59
-
10K
6.21 mi11:13:2244:077:0622:28
7:14
+0:15
15K
9.32 mi11:36:091:06:547:1122:47
7:20
+0:06
20K
12.43 mi11:59:241:30:097:1623:15
7:30
+0:10
HALF
13.11 mi12:04:271:35:127:165:03
7:25
-0:05
25K
15.53 mi12:23:151:54:007:2118:48
7:46
+0:21
30K
18.64 mi12:48:182:19:037:2825:03
8:04
+0:18
20M
20.00 mi12:59:162:30:017:3110:58
8:05
+0:01
21M
21.00 mi13:07:342:38:197:338:18
8:18
+0:13
35K
21.75 mi13:13:262:44:117:335:52
7:51
-0:27
23M
23.00 mi13:23:282:54:137:3510:02
8:02
+0:11
24M
24.00 mi13:31:263:02:117:367:58
7:58
-0:04
40K
24.85 mi13:38:133:08:587:376:47
7:57
-0:01
25.2M
25.20 mi13:41:063:11:517:372:53
8:22
+0:25
FINISH
26.22 mi13:48:413:19:267:377:35
7:27
-0:55

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

6:59 /mi

Average Pace

7:37 /mi

Slowest Pace

8:22 /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

1:42:47

52% of race

Time at Steady Pace

1:25:28

43% of race

Time at Slower Pace

11:11

6% of race

Average Pace: 7:36 /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 mi10:50:5421:396:5921:39
6:59
#8316
10K
6.21 mi11:13:2244:077:0622:28
7:14
#9353
15K
9.32 mi11:36:091:06:547:1122:47
7:20
#9939
20K
12.43 mi11:59:241:30:097:1623:15
7:30
#10387
HALF
13.11 mi12:04:271:35:127:165:03
7:25
#10452
25K
15.53 mi12:23:151:54:007:2118:48
7:46
#10982
30K
18.64 mi12:48:182:19:037:2825:03
8:04
#11547
20M
20.00 mi12:59:162:30:017:3110:58
8:05
#11666
21M
21.00 mi13:07:342:38:197:338:18
8:18
#11646
35K
21.75 mi13:13:262:44:117:335:52
7:51
#11687
23M
23.00 mi13:23:282:54:137:3510:02
8:02
#11708
24M
24.00 mi13:31:263:02:117:367:58
7:58
#11769
40K
24.85 mi13:38:133:08:587:376:47
7:57
#11770
25.2M
25.20 mi13:41:063:11:517:372:53
8:22
#11721
FINISH
26.22 mi13:48:413:19:267:377:35
7:27
#11672
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 mi83161183118311380(Top 39%)2682(Top 21%)2682(Top 47%)
10K6.21 mi3.10 mi9353-10371575-3921575-39210558(Top 36%)2187(Top 17%)2187(Top 38%)
15K9.32 mi3.11 mi9939-5861881-3061881-30611380(Top 39%)2682(Top 21%)2682(Top 47%)
20K12.43 mi3.11 mi10387-4482141-2602141-26011854(Top 41%)3029(Top 24%)3029(Top 53%)
HALF13.11 mi0.68 mi10452-652187-462187-4612260(Top 42%)3165(Top 25%)3165(Top 55%)
25K15.53 mi2.42 mi10982-5302482-2952482-29513446(Top 46%)3976(Top 32%)3976(Top 70%)
30K18.64 mi3.11 mi11547-5652830-3482830-34813961(Top 48%)4373(Top 35%)4373(Top 77%)
20M20.00 mi1.36 mi11666-1192912-822912-8213307(Top 46%)4103(Top 33%)4103(Top 72%)
21M21.00 mi1.00 mi11646+202920-82920-811861(Top 41%)3442(Top 27%)3442(Top 60%)
35K21.75 mi0.75 mi11687-412962-422962-4213376(Top 46%)4287(Top 34%)4287(Top 75%)
23M23.00 mi1.25 mi11708-213009-473009-4712582(Top 43%)3902(Top 31%)3902(Top 68%)
24M24.00 mi1.00 mi11769-613065-563065-5613520(Top 47%)4518(Top 36%)4518(Top 79%)
40K24.85 mi0.85 mi11770-13097-323097-3212055(Top 42%)3806(Top 30%)3806(Top 67%)
25.2M25.20 mi0.35 mi11721+493091+63091+610792(Top 37%)3233(Top 26%)3233(Top 57%)
FINISH26.22 mi1.02 mi11672+493090+13090+110995(Top 38%)3348(Top 27%)3348(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11380

Females

2682

F18-39

2682

5K→10K

3.1 - 6.2 mi

Top 36%
×5
+79ft-138ft

Overall

10558

Females

2187

F18-39

2187

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11380

Females

2682

F18-39

2682

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

11854

Females

3029

F18-39

3029

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12260

Females

3165

F18-39

3165

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13446

Females

3976

F18-39

3976

25K→30K

15.5 - 18.6 mi

Top 48%
×9
+181ft-148ft

Overall

13961

Females

4373

F18-39

4373

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13307

Females

4103

F18-39

4103

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

11861

Females

3442

F18-39

3442

21M→35K

21.0 - 21.8 mi

Top 46%
×7
+17ft-86ft

Overall

13376

Females

4287

F18-39

4287

35K→23M

21.8 - 23.0 mi

Top 43%
×5
+23ft-63ft

Overall

12582

Females

3902

F18-39

3902

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13520

Females

4518

F18-39

4518

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12055

Females

3806

F18-39

3806

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10792

Females

3233

F18-39

3233

25.2M→FINISH

25.2 - 26.2 mi

Top 38%
×2
+22ft-21ft

Overall

10995

Females

3348

F18-39

3348

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
841
Passed By
1799
Net Change
-3356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8316
5K → 10K30200-1037#8316#9353
10K → 15K36200-586#9353#9939
15K → 20K60200-448#9939#10387
20K → HALF671-65#10387#10452
HALF → 25K49200-530#10452#10982
25K → 30K57200-565#10982#11547
30K → 20M57176-119#11547#11666
20M → 21M8868+20#11666#11646
21M → 35K4990-41#11646#11687
35K → 23M103124-21#11687#11708
23M → 24M65126-61#11708#11769
24M → 40K8081-1#11769#11770
40K → 25.2M6213+49#11770#11721
25.2M → FINISH9950+49#11721#11672
TOTALS8411799-3356
📊

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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