Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Krista Ann Starzomski

Bib: 18956FAge: N/A

NS

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Female)
#0 / 12578
Top 33%
Masters (Masters Women)
#0 / 6862
Top 16%
Age Group (F50-54)
#0 / 1233
Top 10%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Krista

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 · 7:34/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · 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
23:31
3.11 mi
Rank: #13383
Start5K
23:31 | 7:35/mi
10K
47:07
6.21 mi
Rank: #13568 (-185)
5K10K
23:36 | 7:36/mi
15K
1:10:49
9.32 mi
Rank: #13662 (-94)
10K15K
23:42 | 7:38/mi
20K
1:34:49
12.43 mi
Rank: #13679 (-17)
15K20K
24:00 | 7:44/mi
HALF
1:40:08
13.11 mi
Rank: #13771 (-92)
20KHALF
5:19 | 7:48/mi
25K
1:59:10
15.53 mi
Rank: #13829 (-58)
HALF25K
19:02 | 7:51/mi
30K
2:24:03
18.64 mi
Rank: #13744 (+85)
25K30K
24:53 | 8:01/mi
20M
2:35:07
20.00 mi
Rank: #13737 (+7)
30K20M
11:04 | 8:09/mi
21M
2:43:40
21.00 mi
Rank: #13689 (+48)
20M21M
8:33 | 8:33/mi
35K
2:49:36
21.75 mi
Rank: #13696 (-7)
21M35K
5:56 | 7:56/mi
23M
2:59:49
23.00 mi
Rank: #13674 (+22)
35K23M
10:13 | 8:10/mi
24M
3:07:39
24.00 mi
Rank: #13611 (+63)
23M24M
7:50 | 7:50/mi
40K
3:14:32
24.85 mi
Rank: #13566 (+45)
24M40K
6:53 | 8:04/mi
25.2M
3:17:29
25.20 mi
Rank: #13532 (+34)
40K25.2M
2:57 | 8:34/mi
FINISH
3:25:21
26.22 mi
Rank: #13497 (+35)
25.2MFINISH
7:52 | 7:44/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:08
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:45:13
Pace8:02 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:2223:317:3523:31
7:35
-
10K
6.21 mi11:29:5847:077:3523:36
7:36
+0:01
15K
9.32 mi11:53:401:10:497:3623:42
7:38
+0:02
20K
12.43 mi12:17:401:34:497:3824:00
7:44
+0:06
HALF
13.11 mi12:22:591:40:087:395:19
7:48
+0:04
25K
15.53 mi12:42:011:59:107:4119:02
7:51
+0:03
30K
18.64 mi13:06:542:24:037:4424:53
8:01
+0:10
20M
20.00 mi13:17:582:35:077:4611:04
8:09
+0:08
21M
21.00 mi13:26:312:43:407:488:33
8:33
+0:24
35K
21.75 mi13:32:272:49:367:485:56
7:56
-0:37
23M
23.00 mi13:42:402:59:497:5010:13
8:10
+0:14
24M
24.00 mi13:50:303:07:397:507:50
7:50
-0:20
40K
24.85 mi13:57:233:14:327:506:53
8:04
+0:14
25.2M
25.20 mi14:00:203:17:297:512:57
8:34
+0:30
FINISH
26.22 mi14:08:123:25:217:517:52
7:44
-0:50

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

7:35 /mi

Average Pace

7:50 /mi

Slowest Pace

8:34 /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

3:13:51

94% of race

Time at Steady Pace

11:30

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi11:06:2223:317:3523:31
7:35
#13383
10K
6.21 mi11:29:5847:077:3523:36
7:36
#13568
15K
9.32 mi11:53:401:10:497:3623:42
7:38
#13662
20K
12.43 mi12:17:401:34:497:3824:00
7:44
#13679
HALF
13.11 mi12:22:591:40:087:395:19
7:48
#13771
25K
15.53 mi12:42:011:59:107:4119:02
7:51
#13829
30K
18.64 mi13:06:542:24:037:4424:53
8:01
#13744
20M
20.00 mi13:17:582:35:077:4611:04
8:09
#13737
21M
21.00 mi13:26:312:43:407:488:33
8:33
#13689
35K
21.75 mi13:32:272:49:367:485:56
7:56
#13696
23M
23.00 mi13:42:402:59:497:5010:13
8:10
#13674
24M
24.00 mi13:50:303:07:397:507:50
7:50
#13611
40K
24.85 mi13:57:233:14:327:506:53
8:04
#13566
25.2M
25.20 mi14:00:203:17:297:512:57
8:34
#13532
FINISH
26.22 mi14:08:123:25:217:517:52
7:44
#13497
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi133833709370913937(Top 48%)4106(Top 33%)4106(Top 333%)
10K6.21 mi3.10 mi13568-1853850-1413850-14113846(Top 48%)4028(Top 32%)4028(Top 327%)
15K9.32 mi3.11 mi13662-943912-623912-6213937(Top 48%)4106(Top 33%)4106(Top 333%)
20K12.43 mi3.11 mi13679-173952-403952-4013931(Top 48%)4182(Top 33%)4182(Top 339%)
HALF13.11 mi0.68 mi13771-924011-594011-5915536(Top 54%)5036(Top 40%)5036(Top 408%)
25K15.53 mi2.42 mi13829-584064-534064-5314228(Top 49%)4425(Top 35%)4425(Top 359%)
30K18.64 mi3.11 mi13744+854053+114053+1113548(Top 47%)4152(Top 33%)4152(Top 337%)
20M20.00 mi1.36 mi13737+74078-254078-2513876(Top 48%)4426(Top 35%)4426(Top 359%)
21M21.00 mi1.00 mi13689+484077+14077+113477(Top 46%)4305(Top 34%)4305(Top 349%)
35K21.75 mi0.75 mi13696-74096-194096-1914011(Top 48%)4640(Top 37%)4640(Top 376%)
23M23.00 mi1.25 mi13674+224130-344130-3413564(Top 47%)4475(Top 36%)4475(Top 363%)
24M24.00 mi1.00 mi13611+634109+214109+2112589(Top 43%)4028(Top 32%)4028(Top 327%)
40K24.85 mi0.85 mi13566+454098+114098+1112872(Top 44%)4255(Top 34%)4255(Top 345%)
25.2M25.20 mi0.35 mi13532+344092+64092+612062(Top 42%)3892(Top 31%)3892(Top 316%)
FINISH26.22 mi1.02 mi13497+354097-54097-513160(Top 45%)4472(Top 36%)4472(Top 363%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13937

Females

4106

F50-54

4106

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13846

Females

4028

F50-54

4028

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13937

Females

4106

F50-54

4106

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13931

Females

4182

F50-54

4182

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15536

Females

5036

F50-54

5036

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14228

Females

4425

F50-54

4425

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13548

Females

4152

F50-54

4152

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13876

Females

4426

F50-54

4426

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13477

Females

4305

F50-54

4305

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

14011

Females

4640

F50-54

4640

35K→23M

21.8 - 23.0 mi

Top 47%
×5
+23ft-63ft

Overall

13564

Females

4475

F50-54

4475

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12589

Females

4028

F50-54

4028

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12872

Females

4255

F50-54

4255

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1
+13ft-16ft

Overall

12062

Females

3892

F50-54

3892

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
×2
+22ft-21ft

Overall

13160

Females

4472

F50-54

4472

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1565*
Passed By
1441
Net Change
-114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13383
5K10K200200-185#13383#13568
10K15K159200-94#13568#13662
15K20K165182-17#13662#13679
20KHALF12104-92#13679#13771
HALF25K109167-58#13771#13829
25K30K215*130+85#13829#13744
30K20M110103+7#13744#13737
20M21M11163+48#13737#13689
21M35K4956-7#13689#13696
35K23M11694+22#13696#13674
23M24M10037+63#13674#13611
24M40K8944+45#13611#13566
40K25.2M4713+34#13566#13532
25.2MFINISH8348+35#13532#13497
TOTALS1565*1441-114

* 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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Activity Data

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