All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jaroslaw Korzeniewski

Bib: 6947 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 13%
Gender (Male)
#0 / 16340
Top 22%
Masters (Masters Men)
#0 / 10617
Top 8%
Age Group (M50-54)
#0 / 1868
Top 5%
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
20:54
3.11 mi
Rank: #6131
Start → 5K
20:54 | 6:44/mi
10K
41:38
6.21 mi
Rank: #5901 (+230)
5K → 10K
20:44 | 6:41/mi
15K
1:02:16
9.32 mi
Rank: #5643 (+258)
10K → 15K
20:38 | 6:39/mi
20K
1:22:58
12.43 mi
Rank: #5425 (+218)
15K → 20K
20:42 | 6:40/mi
HALF
1:27:30
13.11 mi
Rank: #5427 (-2)
20K → HALF
4:32 | 6:40/mi
25K
1:43:31
15.53 mi
Rank: #5153 (+274)
HALF → 25K
16:01 | 6:37/mi
30K
2:04:08
18.64 mi
Rank: #4765 (+388)
25K → 30K
20:37 | 6:39/mi
20M
2:13:07
20.00 mi
Rank: #4575 (+190)
30K → 20M
8:59 | 6:37/mi
21M
2:20:00
21.00 mi
Rank: #4431 (+144)
20M → 21M
6:53 | 6:53/mi
35K
2:24:49
21.75 mi
Rank: #4353 (+78)
21M → 35K
4:49 | 6:27/mi
23M
2:33:05
23.00 mi
Rank: #4224 (+129)
35K → 23M
8:16 | 6:37/mi
24M
2:39:34
24.00 mi
Rank: #4125 (+99)
23M → 24M
6:29 | 6:29/mi
40K
2:45:07
24.85 mi
Rank: #4016 (+109)
24M → 40K
5:33 | 6:30/mi
25.2M
2:47:25
25.20 mi
Rank: #3934 (+82)
40K → 25.2M
2:18 | 6:41/mi
FINISH
2:53:35
26.22 mi
Rank: #3770 (+164)
25.2M → FINISH
6:10 | 6:04/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:27:30
Pace6:41 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:26:05
Pace6:34 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4120:546:4420:54
6:44
-
10K
6.21 mi10:46:2541:386:4320:44
6:41
-0:03
15K
9.32 mi11:07:031:02:166:4120:38
6:39
-0:02
20K
12.43 mi11:27:451:22:586:4120:42
6:40
+0:01
HALF
13.11 mi11:32:171:27:306:414:32
6:40
0:00
25K
15.53 mi11:48:181:43:316:4016:01
6:37
-0:03
30K
18.64 mi12:08:552:04:086:4020:37
6:39
+0:02
20M
20.00 mi12:17:542:13:076:408:59
6:37
-0:02
21M
21.00 mi12:24:472:20:006:416:53
6:53
+0:16
35K
21.75 mi12:29:362:24:496:404:49
6:27
-0:26
23M
23.00 mi12:37:522:33:056:408:16
6:37
+0:10
24M
24.00 mi12:44:212:39:346:396:29
6:29
-0:08
40K
24.85 mi12:49:542:45:076:395:33
6:30
+0:01
25.2M
25.20 mi12:52:122:47:256:392:18
6:41
+0:11
FINISH
26.22 mi12:58:222:53:356:386:10
6:04
-0:37

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

6:04 /mi

Average Pace

6:38 /mi

Slowest Pace

6:53 /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

2:02:46

71% of race

Time at Steady Pace

50:49

29% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi10:25:4120:546:4420:54
6:44
#6131
10K
6.21 mi10:46:2541:386:4320:44
6:41
#5901
15K
9.32 mi11:07:031:02:166:4120:38
6:39
#5643
20K
12.43 mi11:27:451:22:586:4120:42
6:40
#5425
HALF
13.11 mi11:32:171:27:306:414:32
6:40
#5427
25K
15.53 mi11:48:181:43:316:4016:01
6:37
#5153
30K
18.64 mi12:08:552:04:086:4020:37
6:39
#4765
20M
20.00 mi12:17:542:13:076:408:59
6:37
#4575
21M
21.00 mi12:24:472:20:006:416:53
6:53
#4431
35K
21.75 mi12:29:362:24:496:404:49
6:27
#4353
23M
23.00 mi12:37:522:33:056:408:16
6:37
#4224
24M
24.00 mi12:44:212:39:346:396:29
6:29
#4125
40K
24.85 mi12:49:542:45:076:395:33
6:30
#4016
25.2M
25.20 mi12:52:122:47:256:392:18
6:41
#3934
FINISH
26.22 mi12:58:222:53:356:386:10
6:04
#3770
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6131556955695248(Top 18%)4864(Top 30%)4864(Top 260%)
10K6.21 mi3.10 mi5901+2305397+1725397+1725682(Top 20%)5209(Top 32%)5209(Top 279%)
15K9.32 mi3.11 mi5643+2585193+2045193+2045248(Top 18%)4864(Top 30%)4864(Top 260%)
20K12.43 mi3.11 mi5425+2185015+1785015+1784870(Top 17%)4535(Top 28%)4535(Top 243%)
HALF13.11 mi0.68 mi5427-25013+25013+25614(Top 19%)5092(Top 31%)5092(Top 273%)
25K15.53 mi2.42 mi5153+2744784+2294784+2294145(Top 14%)3882(Top 24%)3882(Top 208%)
30K18.64 mi3.11 mi4765+3884446+3384446+3383323(Top 11%)3136(Top 19%)3136(Top 168%)
20M20.00 mi1.36 mi4575+1904278+1684278+1683022(Top 10%)2843(Top 17%)2843(Top 152%)
21M21.00 mi1.00 mi4431+1444147+1314147+1312844(Top 10%)2658(Top 16%)2658(Top 142%)
35K21.75 mi0.75 mi4353+784074+734074+733231(Top 11%)3006(Top 18%)3006(Top 161%)
23M23.00 mi1.25 mi4224+1293952+1223952+1222952(Top 10%)2735(Top 17%)2735(Top 146%)
24M24.00 mi1.00 mi4125+993863+893863+893076(Top 11%)2805(Top 17%)2805(Top 150%)
40K24.85 mi0.85 mi4016+1093758+1053758+1052531(Top 9%)2330(Top 14%)2330(Top 125%)
25.2M25.20 mi0.35 mi3934+823683+753683+751464(Top 5%)1384(Top 8%)1384(Top 74%)
FINISH26.22 mi1.02 mi3770+1643530+1533530+1531848(Top 6%)1720(Top 11%)1720(Top 92%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21
+97ft-345ft

Overall

5248

Males

4864

M50-54

4864

5K→10K

3.1 - 6.2 mi

Top 20%
×5
+79ft-138ft

Overall

5682

Males

5209

M50-54

5209

10K→15K

6.2 - 9.3 mi

Top 18%
×3
+67ft-78ft

Overall

5248

Males

4864

M50-54

4864

15K→20K

9.3 - 12.4 mi

Top 17%
×5
+106ft-86ft

Overall

4870

Males

4535

M50-54

4535

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5614

Males

5092

M50-54

5092

HALF→25K

13.1 - 15.5 mi

Top 14%
×4
+66ft-88ft

Overall

4145

Males

3882

M50-54

3882

25K→30K

15.5 - 18.6 mi

Top 11%
×9
+181ft-148ft

Overall

3323

Males

3136

M50-54

3136

30K→20M

18.6 - 20.0 mi

Top 10%
×5
+64ft-50ft

Overall

3022

Males

2843

M50-54

2843

20M→21M

20.0 - 21.0 mi

Top 10%
×8
+106ft-24ft

Overall

2844

Males

2658

M50-54

2658

21M→35K

21.0 - 21.8 mi

Top 11%
×7
+17ft-86ft

Overall

3231

Males

3006

M50-54

3006

35K→23M

21.8 - 23.0 mi

Top 10%
×5
+23ft-63ft

Overall

2952

Males

2735

M50-54

2735

23M→24M

23.0 - 24.0 mi

Top 11%
×6
+12ft-82ft

Overall

3076

Males

2805

M50-54

2805

24M→40K

24.0 - 24.9 mi

Top 9%
×1
+6ft-20ft

Overall

2531

Males

2330

M50-54

2330

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1
+13ft-16ft

Overall

1464

Males

1384

M50-54

1384

25.2M→FINISH

25.2 - 26.2 mi

Top 6%
×2
+22ft-21ft

Overall

1848

Males

1720

M50-54

1720

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2572*
Passed By
211
Net Change
+2361
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6131
5K → 10K327*97+230#6131#5901
10K → 15K292*34+258#5901#5643
15K → 20K230*12+218#5643#5425
20K → HALF2426-2#5425#5427
HALF → 25K280*6+274#5427#5153
25K → 30K390*2+388#5153#4765
30K → 20M1933+190#4765#4575
20M → 21M1506+144#4575#4431
21M → 35K813+78#4431#4353
35K → 23M1345+129#4353#4224
23M → 24M1056+99#4224#4125
24M → 40K1167+109#4125#4016
40K → 25.2M820+82#4016#3934
25.2M → FINISH1684+164#3934#3770
TOTALS2572*211+2361

* 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