Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Ken Roznowski

Bib: 21917 β€’M β€’Age: N/A

MI

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M65-69)
#0 / 774
Top 17%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Ken

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment Β· 7:36/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase Β· Instant access Β· Downloadable PDF Β· Shareable report

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
25:32
3.11 mi
Rank: #18325
Start β†’ 5K
25:32 | 8:14/mi
10K
51:19
6.21 mi
Rank: #18760 (-435)
5K β†’ 10K
25:47 | 8:18/mi
15K
1:17:17
9.32 mi
Rank: #18963 (-203)
10K β†’ 15K
25:58 | 8:22/mi
20K
1:44:20
12.43 mi
Rank: #19340 (-377)
15K β†’ 20K
27:03 | 8:43/mi
HALF
1:50:04
13.11 mi
Rank: #19360 (-20)
20K β†’ HALF
5:44 | 8:25/mi
25K
2:11:11
15.53 mi
Rank: #19421 (-61)
HALF β†’ 25K
21:07 | 8:43/mi
30K
2:38:26
18.64 mi
Rank: #19193 (+228)
25K β†’ 30K
27:15 | 8:47/mi
20M
2:50:30
20.00 mi
Rank: #19138 (+55)
30K β†’ 20M
12:04 | 8:54/mi
21M
2:59:25
21.00 mi
Rank: #18938 (+200)
20M β†’ 21M
8:55 | 8:55/mi
35K
3:05:28
21.75 mi
Rank: #18769 (+169)
21M β†’ 35K
6:03 | 8:06/mi
23M
3:15:55
23.00 mi
Rank: #18544 (+225)
35K β†’ 23M
10:27 | 8:22/mi
24M
3:24:02
24.00 mi
Rank: #18376 (+168)
23M β†’ 24M
8:07 | 8:07/mi
40K
3:31:05
24.85 mi
Rank: #18227 (+149)
24M β†’ 40K
7:03 | 8:15/mi
25.2M
3:34:06
25.20 mi
Rank: #18144 (+83)
40K β†’ 25.2M
3:01 | 8:45/mi
FINISH
3:41:51
26.22 mi
Rank: #17914 (+230)
25.2M β†’ FINISH
7:45 | 7:37/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:04
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:51:47
Pace8:32 /mi
πŸ“ŠPositive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:4425:328:1425:32
8:14
-
10K
6.21 mi11:52:3151:198:1625:47
8:18
+0:04
15K
9.32 mi12:18:291:17:178:1825:58
8:22
+0:04
20K
12.43 mi12:45:321:44:208:2427:03
8:43
+0:21
HALF
13.11 mi12:51:161:50:048:245:44
8:25
-0:18
25K
15.53 mi13:12:232:11:118:2721:07
8:43
+0:18
30K
18.64 mi13:39:382:38:268:3027:15
8:47
+0:04
20M
20.00 mi13:51:422:50:308:3212:04
8:54
+0:07
21M
21.00 mi14:00:372:59:258:338:55
8:55
+0:01
35K
21.75 mi14:06:403:05:288:326:03
8:06
-0:49
23M
23.00 mi14:17:073:15:558:3210:27
8:22
+0:16
24M
24.00 mi14:25:143:24:028:318:07
8:07
-0:15
40K
24.85 mi14:32:173:31:058:307:03
8:15
+0:08
25.2M
25.20 mi14:35:183:34:068:303:01
8:45
+0:30
FINISH
26.22 mi14:43:033:41:518:297:45
7:37
-1:08

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:37 /mi

Average Pace

8:28 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:56:42

53% of race

Time at Steady Pace

1:45:09

47% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:26:4425:328:1425:32
8:14
#18325
10K
6.21 mi11:52:3151:198:1625:47
8:18
#18760
15K
9.32 mi12:18:291:17:178:1825:58
8:22
#18963
20K
12.43 mi12:45:321:44:208:2427:03
8:43
#19340
HALF
13.11 mi12:51:161:50:048:245:44
8:25
#19360
25K
15.53 mi13:12:232:11:118:2721:07
8:43
#19421
30K
18.64 mi13:39:382:38:268:3027:15
8:47
#19193
20M
20.00 mi13:51:422:50:308:3212:04
8:54
#19138
21M
21.00 mi14:00:372:59:258:338:55
8:55
#18938
35K
21.75 mi14:06:403:05:288:326:03
8:06
#18769
23M
23.00 mi14:17:073:15:558:3210:27
8:22
#18544
24M
24.00 mi14:25:143:24:028:318:07
8:07
#18376
40K
24.85 mi14:32:173:31:058:307:03
8:15
#18227
25.2M
25.20 mi14:35:183:34:068:303:01
8:45
#18144
FINISH
26.22 mi14:43:033:41:518:297:45
7:37
#17914
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi18325115531155319328(Top 67%)12020(Top 74%)12020(Top 1553%)
10K6.21 mi3.10 mi18760-43511755-20211755-20219150(Top 66%)11964(Top 73%)11964(Top 1546%)
15K9.32 mi3.11 mi18963-20311851-9611851-9619328(Top 67%)12020(Top 74%)12020(Top 1553%)
20K12.43 mi3.11 mi19340-37712004-15312004-15320472(Top 71%)12502(Top 77%)12502(Top 1615%)
HALF13.11 mi0.68 mi19360-2012015-1112015-1119643(Top 68%)12146(Top 74%)12146(Top 1569%)
25K15.53 mi2.42 mi19421-6112035-2012035-2019744(Top 68%)12136(Top 74%)12136(Top 1568%)
30K18.64 mi3.11 mi19193+22811893+14211893+14218406(Top 63%)11440(Top 70%)11440(Top 1478%)
20M20.00 mi1.36 mi19138+5511863+3011863+3018368(Top 63%)11333(Top 69%)11333(Top 1464%)
21M21.00 mi1.00 mi18938+20011753+11011753+11015657(Top 54%)10108(Top 62%)10108(Top 1306%)
35K21.75 mi0.75 mi18769+16911669+8411669+8415055(Top 52%)9801(Top 60%)9801(Top 1266%)
23M23.00 mi1.25 mi18544+22511553+11611553+11614785(Top 51%)9582(Top 59%)9582(Top 1238%)
24M24.00 mi1.00 mi18376+16811461+9211461+9214537(Top 50%)9410(Top 58%)9410(Top 1216%)
40K24.85 mi0.85 mi18227+14911384+7711384+7714071(Top 48%)9116(Top 56%)9116(Top 1178%)
25.2M25.20 mi0.35 mi18144+8311333+5111333+5113197(Top 45%)8705(Top 53%)8705(Top 1125%)
FINISH26.22 mi1.02 mi17914+23011213+12011213+12012263(Top 42%)8225(Top 50%)8225(Top 1063%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
Γ—21
+97ft-345ft

Overall

19328

Males

12020

M65-69

12020

5K→10K

3.1 - 6.2 mi

Top 66%
Γ—5
+79ft-138ft

Overall

19150

Males

11964

M65-69

11964

10K→15K

6.2 - 9.3 mi

Top 67%
Γ—3
+67ft-78ft

Overall

19328

Males

12020

M65-69

12020

15K→20K

9.3 - 12.4 mi

Top 71%
Γ—5
+106ft-86ft

Overall

20472

Males

12502

M65-69

12502

20K→HALF

12.4 - 13.1 mi

Top 68%
Γ—2
+19ft-37ft

Overall

19643

Males

12146

M65-69

12146

HALF→25K

13.1 - 15.5 mi

Top 68%
Γ—4
+66ft-88ft

Overall

19744

Males

12136

M65-69

12136

25K→30K

15.5 - 18.6 mi

Top 63%
Γ—9
+181ft-148ft

Overall

18406

Males

11440

M65-69

11440

30K→20M

18.6 - 20.0 mi

Top 63%
Γ—5
+64ft-50ft

Overall

18368

Males

11333

M65-69

11333

20M→21M

20.0 - 21.0 mi

Top 54%
Γ—8
+106ft-24ft

Overall

15657

Males

10108

M65-69

10108

21M→35K

21.0 - 21.8 mi

Top 52%
Γ—7
+17ft-86ft

Overall

15055

Males

9801

M65-69

9801

35K→23M

21.8 - 23.0 mi

Top 51%
Γ—5
+23ft-63ft

Overall

14785

Males

9582

M65-69

9582

23M→24M

23.0 - 24.0 mi

Top 50%
Γ—6
+12ft-82ft

Overall

14537

Males

9410

M65-69

9410

24M→40K

24.0 - 24.9 mi

Top 48%
Γ—1
+6ft-20ft

Overall

14071

Males

9116

M65-69

9116

40K→25.2M

24.9 - 25.2 mi

Top 45%
Γ—1
+13ft-16ft

Overall

13197

Males

8705

M65-69

8705

25.2M→FINISH

25.2 - 26.2 mi

Top 42%
Γ—2
+22ft-21ft

Overall

12263

Males

8225

M65-69

8225

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2103*
Passed By
986
Net Change
+411
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#18325
5K β†’ 10K123200-435#18325#18760
10K β†’ 15K99200-203#18760#18963
15K β†’ 20K69200-377#18963#19340
20K β†’ HALF2242-20#19340#19360
HALF β†’ 25K105166-61#19360#19421
25K β†’ 30K302*74+228#19421#19193
30K β†’ 20M12772+55#19193#19138
20M β†’ 21M206*6+200#19138#18938
21M β†’ 35K1701+169#18938#18769
35K β†’ 23M232*7+225#18769#18544
23M β†’ 24M1757+168#18544#18376
24M β†’ 40K1534+149#18376#18227
40K β†’ 25.2M841+83#18227#18144
25.2M β†’ FINISH236*6+230#18144#17914
TOTALS2103*986+411

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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