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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Ivana Slivkanicova

Bib: 25698 •F •Age: N/A

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 (F60-64)
#0 / 782
Top 24%
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
26:53
3.11 mi
Rank: #20943
Start → 5K
26:53 | 8:40/mi
10K
54:07
6.21 mi
Rank: #21369 (-426)
5K → 10K
27:14 | 8:46/mi
15K
1:21:24
9.32 mi
Rank: #21444 (-75)
10K → 15K
27:17 | 8:47/mi
20K
1:48:48
12.43 mi
Rank: #21325 (+119)
15K → 20K
27:24 | 8:50/mi
HALF
1:54:32
13.11 mi
Rank: #21242 (+83)
20K → HALF
5:44 | 8:25/mi
25K
2:16:42
15.53 mi
Rank: #21319 (-77)
HALF → 25K
22:10 | 9:09/mi
30K
2:46:09
18.64 mi
Rank: #21366 (-47)
25K → 30K
29:27 | 9:29/mi
20M
2:58:58
20.00 mi
Rank: #21311 (+55)
30K → 20M
12:49 | 9:27/mi
21M
3:08:45
21.00 mi
Rank: #21221 (+90)
20M → 21M
9:47 | 9:47/mi
35K
3:15:19
21.75 mi
Rank: #21151 (+70)
21M → 35K
6:34 | 8:47/mi
23M
3:26:40
23.00 mi
Rank: #21016 (+135)
35K → 23M
11:21 | 9:05/mi
24M
3:35:25
24.00 mi
Rank: #20907 (+109)
23M → 24M
8:45 | 8:45/mi
40K
3:43:06
24.85 mi
Rank: #20803 (+104)
24M → 40K
7:41 | 9:00/mi
25.2M
3:46:30
25.20 mi
Rank: #20778 (+25)
40K → 25.2M
3:24 | 9:52/mi
FINISH
3:55:29
26.22 mi
Rank: #20747 (+31)
25.2M → FINISH
8:59 | 8:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:32
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:00:57
Pace9:14 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:2726:538:4026:53
8:40
-
10K
6.21 mi12:00:4154:078:4327:14
8:46
+0:06
15K
9.32 mi12:27:581:21:248:4527:17
8:47
+0:01
20K
12.43 mi12:55:221:48:488:4627:24
8:50
+0:03
HALF
13.11 mi13:01:061:54:328:455:44
8:25
-0:25
25K
15.53 mi13:23:162:16:428:4822:10
9:09
+0:44
30K
18.64 mi13:52:432:46:098:5529:27
9:29
+0:20
20M
20.00 mi14:05:322:58:588:5712:49
9:27
-0:02
21M
21.00 mi14:15:193:08:459:009:47
9:47
+0:20
35K
21.75 mi14:21:533:15:198:596:34
8:47
-1:00
23M
23.00 mi14:33:143:26:409:0011:21
9:05
+0:18
24M
24.00 mi14:41:593:35:258:598:45
8:45
-0:20
40K
24.85 mi14:49:403:43:068:597:41
9:00
+0:15
25.2M
25.20 mi14:53:043:46:309:003:24
9:52
+0:52
FINISH
26.22 mi15:02:033:55:299:008:59
8:49
-1:03

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

8:25 /mi

Average Pace

8:59 /mi

Slowest Pace

9:52 /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

3:00:02

76% of race

Time at Steady Pace

55:27

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:59 /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 mi11:33:2726:538:4026:53
8:40
#20943
10K
6.21 mi12:00:4154:078:4327:14
8:46
#21369
15K
9.32 mi12:27:581:21:248:4527:17
8:47
#21444
20K
12.43 mi12:55:221:48:488:4627:24
8:50
#21325
HALF
13.11 mi13:01:061:54:328:455:44
8:25
#21242
25K
15.53 mi13:23:162:16:428:4822:10
9:09
#21319
30K
18.64 mi13:52:432:46:098:5529:27
9:29
#21366
20M
20.00 mi14:05:322:58:588:5712:49
9:27
#21311
21M
21.00 mi14:15:193:08:459:009:47
9:47
#21221
35K
21.75 mi14:21:533:15:198:596:34
8:47
#21151
23M
23.00 mi14:33:143:26:409:0011:21
9:05
#21016
24M
24.00 mi14:41:593:35:258:598:45
8:45
#20907
40K
24.85 mi14:49:403:43:068:597:41
9:00
#20803
25.2M
25.20 mi14:53:043:46:309:003:24
9:52
#20778
FINISH
26.22 mi15:02:033:55:299:008:59
8:49
#20747
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi209438135813521642(Top 75%)8447(Top 67%)8447(Top 1080%)
10K6.21 mi3.10 mi21369-4268347-2128347-21221740(Top 75%)8516(Top 68%)8516(Top 1089%)
15K9.32 mi3.11 mi21444-758381-348381-3421642(Top 75%)8447(Top 67%)8447(Top 1080%)
20K12.43 mi3.11 mi21325+1198332+498332+4921074(Top 73%)8176(Top 65%)8176(Top 1046%)
HALF13.11 mi0.68 mi21242+838287+458287+4519799(Top 68%)7489(Top 60%)7489(Top 958%)
25K15.53 mi2.42 mi21319-778326-398326-3921774(Top 75%)8563(Top 68%)8563(Top 1095%)
30K18.64 mi3.11 mi21366-478357-318357-3121560(Top 74%)8549(Top 68%)8549(Top 1093%)
20M20.00 mi1.36 mi21311+558355+28355+220843(Top 72%)8270(Top 66%)8270(Top 1058%)
21M21.00 mi1.00 mi21221+908309+468309+4619711(Top 68%)7704(Top 61%)7704(Top 985%)
35K21.75 mi0.75 mi21151+708277+328277+3219048(Top 66%)7471(Top 59%)7471(Top 955%)
23M23.00 mi1.25 mi21016+1358216+618216+6118859(Top 65%)7408(Top 59%)7408(Top 947%)
24M24.00 mi1.00 mi20907+1098171+458171+4518328(Top 63%)7166(Top 57%)7166(Top 916%)
40K24.85 mi0.85 mi20803+1048139+328139+3218379(Top 63%)7250(Top 58%)7250(Top 927%)
25.2M25.20 mi0.35 mi20778+258129+108129+1018933(Top 65%)7534(Top 60%)7534(Top 963%)
FINISH26.22 mi1.02 mi20747+318120+98120+919744(Top 68%)7962(Top 63%)7962(Top 1018%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21642

Females

8447

F60-64

8447

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21740

Females

8516

F60-64

8516

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21642

Females

8447

F60-64

8447

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21074

Females

8176

F60-64

8176

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19799

Females

7489

F60-64

7489

HALF→25K

13.1 - 15.5 mi

Top 75%
×4
+66ft-88ft

Overall

21774

Females

8563

F60-64

8563

25K→30K

15.5 - 18.6 mi

Top 74%
×9
+181ft-148ft

Overall

21560

Females

8549

F60-64

8549

30K→20M

18.6 - 20.0 mi

Top 72%
×5
+64ft-50ft

Overall

20843

Females

8270

F60-64

8270

20M→21M

20.0 - 21.0 mi

Top 68%
×8
+106ft-24ft

Overall

19711

Females

7704

F60-64

7704

21M→35K

21.0 - 21.8 mi

Top 66%
×7
+17ft-86ft

Overall

19048

Females

7471

F60-64

7471

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18859

Females

7408

F60-64

7408

23M→24M

23.0 - 24.0 mi

Top 63%
×6
+12ft-82ft

Overall

18328

Females

7166

F60-64

7166

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18379

Females

7250

F60-64

7250

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1
+13ft-16ft

Overall

18933

Females

7534

F60-64

7534

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19744

Females

7962

F60-64

7962

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1616*
Passed By
1056
Net Change
+196
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20943
5K → 10K115200-426#20943#21369
10K → 15K148200-75#21369#21444
15K → 20K221*102+119#21444#21325
20K → HALF852+83#21325#21242
HALF → 25K89166-77#21242#21319
25K → 30K150197-47#21319#21366
30K → 20M11661+55#21366#21311
20M → 21M12333+90#21311#21221
21M → 35K8414+70#21221#21151
35K → 23M15217+135#21151#21016
23M → 24M1178+109#21016#20907
24M → 40K11814+104#20907#20803
40K → 25.2M3611+25#20803#20778
25.2M → FINISH6231+31#20778#20747
TOTALS1616*1056+196

* 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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