All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Magdalena Grzybowska-Czana

Bib: 20545 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 48%
Masters (Masters Women)
#0 / 6862
Top 35%
Age Group (F40-44)
#0 / 1737
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
24:12
3.11 mi
Rank: #15345
Start → 5K
24:12 | 7:48/mi
10K
48:17
6.21 mi
Rank: #15233 (+112)
5K → 10K
24:05 | 7:46/mi
15K
1:12:28
9.32 mi
Rank: #15228 (+5)
10K → 15K
24:11 | 7:48/mi
20K
1:37:10
12.43 mi
Rank: #15337 (-109)
15K → 20K
24:42 | 7:58/mi
HALF
1:42:33
13.11 mi
Rank: #15367 (-30)
20K → HALF
5:23 | 7:54/mi
25K
2:02:20
15.53 mi
Rank: #15564 (-197)
HALF → 25K
19:47 | 8:10/mi
30K
2:29:18
18.64 mi
Rank: #16066 (-502)
25K → 30K
26:58 | 8:41/mi
20M
2:41:36
20.00 mi
Rank: #16326 (-260)
30K → 20M
12:18 | 9:04/mi
21M
2:51:02
21.00 mi
Rank: #16427 (-101)
20M → 21M
9:26 | 9:26/mi
35K
2:57:47
21.75 mi
Rank: #16568 (-141)
21M → 35K
6:45 | 9:02/mi
23M
3:09:13
23.00 mi
Rank: #16735 (-167)
35K → 23M
11:26 | 9:09/mi
24M
3:18:16
24.00 mi
Rank: #16867 (-132)
23M → 24M
9:03 | 9:03/mi
40K
3:25:58
24.85 mi
Rank: #16930 (-63)
24M → 40K
7:42 | 9:01/mi
25.2M
3:29:05
25.20 mi
Rank: #16892 (+38)
40K → 25.2M
3:07 | 9:03/mi
FINISH
3:37:36
26.22 mi
Rank: #16896 (-4)
25.2M → FINISH
8:31 | 8:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:33
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:55:03
Pace8:47 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:1624:127:4824:12
7:48
-
10K
6.21 mi11:33:2148:177:4724:05
7:46
-0:02
15K
9.32 mi11:57:321:12:287:4724:11
7:48
+0:02
20K
12.43 mi12:22:141:37:107:5024:42
7:58
+0:10
HALF
13.11 mi12:27:371:42:337:505:23
7:54
-0:04
25K
15.53 mi12:47:242:02:207:5319:47
8:10
+0:16
30K
18.64 mi13:14:222:29:188:0126:58
8:41
+0:31
20M
20.00 mi13:26:402:41:368:0512:18
9:04
+0:23
21M
21.00 mi13:36:062:51:028:099:26
9:26
+0:22
35K
21.75 mi13:42:512:57:478:116:45
9:02
-0:24
23M
23.00 mi13:54:173:09:138:1411:26
9:09
+0:07
24M
24.00 mi14:03:203:18:168:169:03
9:03
-0:06
40K
24.85 mi14:11:023:25:588:187:42
9:01
-0:02
25.2M
25.20 mi14:14:093:29:058:183:07
9:03
+0:02
FINISH
26.22 mi14:22:403:37:368:198:31
8:22
-0:41

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

7:46 /mi

Average Pace

8:18 /mi

Slowest Pace

9:26 /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

2:10:51

60% of race

Time at Steady Pace

26:58

12% of race

Time at Slower Pace

59:47

27% of race

Average Pace: 8:18 /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 mi11:09:1624:127:4824:12
7:48
#15345
10K
6.21 mi11:33:2148:177:4724:05
7:46
#15233
15K
9.32 mi11:57:321:12:287:4724:11
7:48
#15228
20K
12.43 mi12:22:141:37:107:5024:42
7:58
#15337
HALF
13.11 mi12:27:371:42:337:505:23
7:54
#15367
25K
15.53 mi12:47:242:02:207:5319:47
8:10
#15564
30K
18.64 mi13:14:222:29:188:0126:58
8:41
#16066
20M
20.00 mi13:26:402:41:368:0512:18
9:04
#16326
21M
21.00 mi13:36:062:51:028:099:26
9:26
#16427
35K
21.75 mi13:42:512:57:478:116:45
9:02
#16568
23M
23.00 mi13:54:173:09:138:1411:26
9:09
#16735
24M
24.00 mi14:03:203:18:168:169:03
9:03
#16867
40K
24.85 mi14:11:023:25:588:187:42
9:01
#16930
25.2M
25.20 mi14:14:093:29:058:183:07
9:03
#16892
FINISH
26.22 mi14:22:403:37:368:198:31
8:22
#16896
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 mi153454903490315238(Top 53%)4892(Top 39%)4892(Top 282%)
10K6.21 mi3.10 mi15233+1124863+404863+4015216(Top 52%)4844(Top 39%)4844(Top 279%)
15K9.32 mi3.11 mi15228+54883-204883-2015238(Top 53%)4892(Top 39%)4892(Top 282%)
20K12.43 mi3.11 mi15337-1094950-674950-6715766(Top 54%)5253(Top 42%)5253(Top 302%)
HALF13.11 mi0.68 mi15367-304967-174967-1716414(Top 57%)5602(Top 45%)5602(Top 323%)
25K15.53 mi2.42 mi15564-1975113-1465113-14616546(Top 57%)5740(Top 46%)5740(Top 330%)
30K18.64 mi3.11 mi16066-5025448-3355448-33517914(Top 62%)6621(Top 53%)6621(Top 381%)
20M20.00 mi1.36 mi16326-2605608-1605608-16019208(Top 66%)7378(Top 59%)7378(Top 425%)
21M21.00 mi1.00 mi16427-1015686-785686-7818221(Top 63%)6895(Top 55%)6895(Top 397%)
35K21.75 mi0.75 mi16568-1415763-775763-7720121(Top 69%)7993(Top 64%)7993(Top 460%)
23M23.00 mi1.25 mi16735-1675888-1255888-12519144(Top 66%)7545(Top 60%)7545(Top 434%)
24M24.00 mi1.00 mi16867-1325984-965984-9619680(Top 68%)7886(Top 63%)7886(Top 454%)
40K24.85 mi0.85 mi16930-636044-606044-6018443(Top 64%)7276(Top 58%)7276(Top 419%)
25.2M25.20 mi0.35 mi16892+386030+146030+1415030(Top 52%)5480(Top 44%)5480(Top 315%)
FINISH26.22 mi1.02 mi16896-46062-326062-3217390(Top 60%)6712(Top 53%)6712(Top 386%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15238

Females

4892

F40-44

4892

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15216

Females

4844

F40-44

4844

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15238

Females

4892

F40-44

4892

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15766

Females

5253

F40-44

5253

20K→HALF

12.4 - 13.1 mi

Top 57%
×2
+19ft-37ft

Overall

16414

Females

5602

F40-44

5602

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16546

Females

5740

F40-44

5740

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

17914

Females

6621

F40-44

6621

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19208

Females

7378

F40-44

7378

20M→21M

20.0 - 21.0 mi

Top 63%
×8
+106ft-24ft

Overall

18221

Females

6895

F40-44

6895

21M→35K

21.0 - 21.8 mi

Top 69%
×7
+17ft-86ft

Overall

20121

Females

7993

F40-44

7993

35K→23M

21.8 - 23.0 mi

Top 66%
×5
+23ft-63ft

Overall

19144

Females

7545

F40-44

7545

23M→24M

23.0 - 24.0 mi

Top 68%
×6
+12ft-82ft

Overall

19680

Females

7886

F40-44

7886

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18443

Females

7276

F40-44

7276

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

15030

Females

5480

F40-44

5480

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17390

Females

6712

F40-44

6712

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1245*
Passed By
2154
Net Change
-1551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15345
5K → 10K312*200+112#15345#15233
10K → 15K205*200+5#15233#15228
15K → 20K141200-109#15228#15337
20K → HALF1848-30#15337#15367
HALF → 25K88200-197#15367#15564
25K → 30K83200-502#15564#16066
30K → 20M41200-260#16066#16326
20M → 21M64165-101#16326#16427
21M → 35K37178-141#16427#16568
35K → 23M54200-167#16568#16735
23M → 24M44176-132#16735#16867
24M → 40K44107-63#16867#16930
40K → 25.2M4810+38#16930#16892
25.2M → FINISH6670-4#16892#16896
TOTALS1245*2154-1551

* 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

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

AI Key Insights

Powered by MyRace AI

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback