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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katarzyna Wesolowska

Bib: 12522 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 31%
Gender (Female)
#0 / 12578
Top 14%
Masters (Masters Women)
#0 / 6862
Top 4%
Age Group (F45-49)
#0 / 1786
Top 4%
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
21:47
3.11 mi
Rank: #8661
Start → 5K
21:47 | 7:01/mi
10K
43:29
6.21 mi
Rank: #8584 (+77)
5K → 10K
21:42 | 7:00/mi
15K
1:05:38
9.32 mi
Rank: #8865 (-281)
10K → 15K
22:09 | 7:08/mi
20K
1:28:22
12.43 mi
Rank: #9175 (-310)
15K → 20K
22:44 | 7:20/mi
HALF
1:33:19
13.11 mi
Rank: #9250 (-75)
20K → HALF
4:57 | 7:16/mi
25K
1:51:13
15.53 mi
Rank: #9375 (-125)
HALF → 25K
17:54 | 7:23/mi
30K
2:14:31
18.64 mi
Rank: #9378 (-3)
25K → 30K
23:18 | 7:30/mi
20M
2:24:42
20.00 mi
Rank: #9325 (+53)
30K → 20M
10:11 | 7:30/mi
21M
2:32:44
21.00 mi
Rank: #9329 (-4)
20M → 21M
8:02 | 8:02/mi
35K
2:38:08
21.75 mi
Rank: #9265 (+64)
21M → 35K
5:24 | 7:14/mi
23M
2:47:30
23.00 mi
Rank: #9177 (+88)
35K → 23M
9:22 | 7:30/mi
24M
2:54:45
24.00 mi
Rank: #9086 (+91)
23M → 24M
7:15 | 7:15/mi
40K
3:01:04
24.85 mi
Rank: #9008 (+78)
24M → 40K
6:19 | 7:24/mi
25.2M
3:03:50
25.20 mi
Rank: #8968 (+40)
40K → 25.2M
2:46 | 8:02/mi
FINISH
3:11:14
26.22 mi
Rank: #8959 (+9)
25.2M → FINISH
7:24 | 7:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:33:19
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:37:55
Pace7:29 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1321:477:0121:47
7:01
-
10K
6.21 mi11:12:5543:297:0021:42
7:00
-0:01
15K
9.32 mi11:35:041:05:387:0322:09
7:08
+0:08
20K
12.43 mi11:57:481:28:227:0722:44
7:20
+0:12
HALF
13.11 mi12:02:451:33:197:084:57
7:16
-0:04
25K
15.53 mi12:20:391:51:137:1017:54
7:23
+0:07
30K
18.64 mi12:43:572:14:317:1323:18
7:30
+0:07
20M
20.00 mi12:54:082:24:427:1510:11
7:30
0:00
21M
21.00 mi13:02:102:32:447:178:02
8:02
+0:32
35K
21.75 mi13:07:342:38:087:175:24
7:14
-0:48
23M
23.00 mi13:16:562:47:307:179:22
7:30
+0:16
24M
24.00 mi13:24:112:54:457:177:15
7:15
-0:15
40K
24.85 mi13:30:303:01:047:186:19
7:24
+0:09
25.2M
25.20 mi13:33:163:03:507:182:46
8:02
+0:38
FINISH
26.22 mi13:40:403:11:147:187:24
7:16
-0:46

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

7:00 /mi

Average Pace

7:18 /mi

Slowest Pace

8:02 /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

3:00:26

94% of race

Time at Steady Pace

10:48

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:18 /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 mi10:51:1321:477:0121:47
7:01
#8661
10K
6.21 mi11:12:5543:297:0021:42
7:00
#8584
15K
9.32 mi11:35:041:05:387:0322:09
7:08
#8865
20K
12.43 mi11:57:481:28:227:0722:44
7:20
#9175
HALF
13.11 mi12:02:451:33:197:084:57
7:16
#9250
25K
15.53 mi12:20:391:51:137:1017:54
7:23
#9375
30K
18.64 mi12:43:572:14:317:1323:18
7:30
#9378
20M
20.00 mi12:54:082:24:427:1510:11
7:30
#9325
21M
21.00 mi13:02:102:32:447:178:02
8:02
#9329
35K
21.75 mi13:07:342:38:087:175:24
7:14
#9265
23M
23.00 mi13:16:562:47:307:179:22
7:30
#9177
24M
24.00 mi13:24:112:54:457:177:15
7:15
#9086
40K
24.85 mi13:30:303:01:047:186:19
7:24
#9008
25.2M
25.20 mi13:33:163:03:507:182:46
8:02
#8968
FINISH
26.22 mi13:40:403:11:147:187:24
7:16
#8959
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi8661129112919532(Top 33%)1720(Top 14%)1720(Top 96%)
10K6.21 mi3.10 mi8584+771302-111302-118580(Top 30%)1304(Top 10%)1304(Top 73%)
15K9.32 mi3.11 mi8865-2811407-1051407-1059532(Top 33%)1720(Top 14%)1720(Top 96%)
20K12.43 mi3.11 mi9175-3101553-1461553-14610341(Top 36%)2216(Top 18%)2216(Top 124%)
HALF13.11 mi0.68 mi9250-751584-311584-3110881(Top 37%)2394(Top 19%)2394(Top 134%)
25K15.53 mi2.42 mi9375-1251675-911675-9110423(Top 36%)2348(Top 19%)2348(Top 131%)
30K18.64 mi3.11 mi9378-31726-511726-519660(Top 33%)2115(Top 17%)2115(Top 118%)
20M20.00 mi1.36 mi9325+531738-121738-129122(Top 31%)1959(Top 16%)1959(Top 110%)
21M21.00 mi1.00 mi9329-41760-221760-2210123(Top 35%)2544(Top 20%)2544(Top 142%)
35K21.75 mi0.75 mi9265+641743+171743+178720(Top 30%)1878(Top 15%)1878(Top 105%)
23M23.00 mi1.25 mi9177+881752-91752-98776(Top 30%)1996(Top 16%)1996(Top 112%)
24M24.00 mi1.00 mi9086+911737+151737+158250(Top 28%)1834(Top 15%)1834(Top 103%)
40K24.85 mi0.85 mi9008+781725+121725+128087(Top 28%)1831(Top 15%)1831(Top 103%)
25.2M25.20 mi0.35 mi8968+401729-41729-48548(Top 29%)2123(Top 17%)2123(Top 119%)
FINISH26.22 mi1.02 mi8959+91751-221751-229596(Top 33%)2642(Top 21%)2642(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21
+97ft-345ft

Overall

9532

Females

1720

F45-49

1720

5K→10K

3.1 - 6.2 mi

Top 30%
×5
+79ft-138ft

Overall

8580

Females

1304

F45-49

1304

10K→15K

6.2 - 9.3 mi

Top 33%
×3
+67ft-78ft

Overall

9532

Females

1720

F45-49

1720

15K→20K

9.3 - 12.4 mi

Top 36%
×5
+106ft-86ft

Overall

10341

Females

2216

F45-49

2216

20K→HALF

12.4 - 13.1 mi

Top 37%
×2
+19ft-37ft

Overall

10881

Females

2394

F45-49

2394

HALF→25K

13.1 - 15.5 mi

Top 36%
×4
+66ft-88ft

Overall

10423

Females

2348

F45-49

2348

25K→30K

15.5 - 18.6 mi

Top 33%
×9
+181ft-148ft

Overall

9660

Females

2115

F45-49

2115

30K→20M

18.6 - 20.0 mi

Top 31%
×5
+64ft-50ft

Overall

9122

Females

1959

F45-49

1959

20M→21M

20.0 - 21.0 mi

Top 35%
×8
+106ft-24ft

Overall

10123

Females

2544

F45-49

2544

21M→35K

21.0 - 21.8 mi

Top 30%
×7
+17ft-86ft

Overall

8720

Females

1878

F45-49

1878

35K→23M

21.8 - 23.0 mi

Top 30%
×5
+23ft-63ft

Overall

8776

Females

1996

F45-49

1996

23M→24M

23.0 - 24.0 mi

Top 28%
×6
+12ft-82ft

Overall

8250

Females

1834

F45-49

1834

24M→40K

24.0 - 24.9 mi

Top 28%
×1
+6ft-20ft

Overall

8087

Females

1831

F45-49

1831

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1
+13ft-16ft

Overall

8548

Females

2123

F45-49

2123

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2
+22ft-21ft

Overall

9596

Females

2642

F45-49

2642

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1381*
Passed By
1373
Net Change
-298
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8661
5K → 10K260*183+77#8661#8584
10K → 15K61200-281#8584#8865
15K → 20K50200-310#8865#9175
20K → HALF1085-75#9175#9250
HALF → 25K79200-125#9250#9375
25K → 30K165168-3#9375#9378
30K → 20M11360+53#9378#9325
20M → 21M8993-4#9325#9329
21M → 35K8723+64#9329#9265
35K → 23M13648+88#9265#9177
23M → 24M10514+91#9177#9086
24M → 40K9921+78#9086#9008
40K → 25.2M5313+40#9008#8968
25.2M → FINISH7465+9#8968#8959
TOTALS1381*1373-298

* 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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