Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kelly Ballard

Bib: 21581 β€’F β€’Age: N/A

CA

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

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· 8:22/mi at mile 6.2

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
26:12
3.11 mi
Rank: #19708
Start β†’ 5K
26:12 | 8:26/mi
10K
52:13
6.21 mi
Rank: #19649 (+59)
5K β†’ 10K
26:01 | 8:23/mi
15K
1:18:23
9.32 mi
Rank: #19630 (+19)
10K β†’ 15K
26:10 | 8:26/mi
20K
1:45:39
12.43 mi
Rank: #19931 (-301)
15K β†’ 20K
27:16 | 8:47/mi
HALF
1:51:33
13.11 mi
Rank: #19989 (-58)
20K β†’ HALF
5:54 | 8:40/mi
25K
2:13:14
15.53 mi
Rank: #20165 (-176)
HALF β†’ 25K
21:41 | 8:57/mi
30K
2:42:14
18.64 mi
Rank: #20352 (-187)
25K β†’ 30K
29:00 | 9:21/mi
20M
2:55:07
20.00 mi
Rank: #20401 (-49)
30K β†’ 20M
12:53 | 9:30/mi
21M
3:05:18
21.00 mi
Rank: #20450 (-49)
20M β†’ 21M
10:11 | 10:11/mi
35K
3:12:03
21.75 mi
Rank: #20440 (+10)
21M β†’ 35K
6:45 | 9:02/mi
23M
3:23:52
23.00 mi
Rank: #20438 (+2)
35K β†’ 23M
11:49 | 9:27/mi
24M
3:33:02
24.00 mi
Rank: #20424 (+14)
23M β†’ 24M
9:10 | 9:10/mi
40K
3:41:05
24.85 mi
Rank: #20409 (+15)
24M β†’ 40K
8:03 | 9:25/mi
25.2M
3:44:28
25.20 mi
Rank: #20384 (+25)
40K β†’ 25.2M
3:23 | 9:49/mi
FINISH
3:53:28
26.22 mi
Rank: #20353 (+31)
25.2M β†’ FINISH
9:00 | 8:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:51:33
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:01:55
Pace9:18 /mi
πŸ“ŠPositive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3626:128:2626:12
8:26
-
10K
6.21 mi11:53:3752:138:2526:01
8:23
-0:03
15K
9.32 mi12:19:471:18:238:2526:10
8:26
+0:03
20K
12.43 mi12:47:031:45:398:3127:16
8:47
+0:21
HALF
13.11 mi12:52:571:51:338:315:54
8:40
-0:07
25K
15.53 mi13:14:382:13:148:3521:41
8:57
+0:17
30K
18.64 mi13:43:382:42:148:4329:00
9:21
+0:24
20M
20.00 mi13:56:312:55:078:4612:53
9:30
+0:09
21M
21.00 mi14:06:423:05:188:5010:11
10:11
+0:41
35K
21.75 mi14:13:273:12:038:506:45
9:02
-1:09
23M
23.00 mi14:25:163:23:528:5211:49
9:27
+0:25
24M
24.00 mi14:34:263:33:028:539:10
9:10
-0:17
40K
24.85 mi14:42:293:41:058:548:03
9:25
+0:15
25.2M
25.20 mi14:45:523:44:288:553:23
9:49
+0:24
FINISH
26.22 mi14:54:523:53:288:559:00
8:50
-0:59

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

8:23 /mi

Average Pace

8:55 /mi

Slowest Pace

10:11 /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

1:24:17

36% of race

Time at Steady Pace

1:13:52

32% of race

Time at Slower Pace

1:15:19

32% of race

Average Pace: 8:54 /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 mi11:27:3626:128:2626:12
8:26
#19708
10K
6.21 mi11:53:3752:138:2526:01
8:23
#19649
15K
9.32 mi12:19:471:18:238:2526:10
8:26
#19630
20K
12.43 mi12:47:031:45:398:3127:16
8:47
#19931
HALF
13.11 mi12:52:571:51:338:315:54
8:40
#19989
25K
15.53 mi13:14:382:13:148:3521:41
8:57
#20165
30K
18.64 mi13:43:382:42:148:4329:00
9:21
#20352
20M
20.00 mi13:56:312:55:078:4612:53
9:30
#20401
21M
21.00 mi14:06:423:05:188:5010:11
10:11
#20450
35K
21.75 mi14:13:273:12:038:506:45
9:02
#20440
23M
23.00 mi14:25:163:23:528:5211:49
9:27
#20438
24M
24.00 mi14:34:263:33:028:539:10
9:10
#20424
40K
24.85 mi14:42:293:41:058:548:03
9:25
#20409
25.2M
25.20 mi14:45:523:44:288:553:23
9:49
#20384
FINISH
26.22 mi14:54:523:53:288:559:00
8:50
#20353
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 mi197087480748019695(Top 68%)7417(Top 59%)7417(Top 602%)
10K6.21 mi3.10 mi19649+597435+457435+4519636(Top 68%)7399(Top 59%)7399(Top 600%)
15K9.32 mi3.11 mi19630+197412+237412+2319695(Top 68%)7417(Top 59%)7417(Top 602%)
20K12.43 mi3.11 mi19931-3017593-1817593-18120856(Top 72%)8069(Top 64%)8069(Top 654%)
HALF13.11 mi0.68 mi19989-587627-347627-3421133(Top 73%)8184(Top 65%)8184(Top 664%)
25K15.53 mi2.42 mi20165-1767719-927719-9220915(Top 72%)8122(Top 65%)8122(Top 659%)
30K18.64 mi3.11 mi20352-1877840-1217840-12121078(Top 73%)8301(Top 66%)8301(Top 673%)
20M20.00 mi1.36 mi20401-497874-347874-3421007(Top 72%)8349(Top 66%)8349(Top 677%)
21M21.00 mi1.00 mi20450-497917-437917-4321022(Top 72%)8392(Top 67%)8392(Top 681%)
35K21.75 mi0.75 mi20440+107925-87925-820138(Top 69%)8010(Top 64%)8010(Top 650%)
23M23.00 mi1.25 mi20438+27933-87933-820432(Top 70%)8177(Top 65%)8177(Top 663%)
24M24.00 mi1.00 mi20424+147938-57938-520154(Top 69%)8130(Top 65%)8130(Top 659%)
40K24.85 mi0.85 mi20409+157947-97947-920087(Top 69%)8112(Top 64%)8112(Top 658%)
25.2M25.20 mi0.35 mi20384+257941+67941+618735(Top 65%)7423(Top 59%)7423(Top 602%)
FINISH26.22 mi1.02 mi20353+317937+47937+419799(Top 68%)7987(Top 63%)7987(Top 648%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
Γ—21
+97ft-345ft

Overall

19695

Females

7417

F50-54

7417

5K→10K

3.1 - 6.2 mi

Top 68%
Γ—5
+79ft-138ft

Overall

19636

Females

7399

F50-54

7399

10K→15K

6.2 - 9.3 mi

Top 68%
Γ—3
+67ft-78ft

Overall

19695

Females

7417

F50-54

7417

15K→20K

9.3 - 12.4 mi

Top 72%
Γ—5
+106ft-86ft

Overall

20856

Females

8069

F50-54

8069

20K→HALF

12.4 - 13.1 mi

Top 73%
Γ—2
+19ft-37ft

Overall

21133

Females

8184

F50-54

8184

HALF→25K

13.1 - 15.5 mi

Top 72%
Γ—4
+66ft-88ft

Overall

20915

Females

8122

F50-54

8122

25K→30K

15.5 - 18.6 mi

Top 73%
Γ—9
+181ft-148ft

Overall

21078

Females

8301

F50-54

8301

30K→20M

18.6 - 20.0 mi

Top 72%
Γ—5
+64ft-50ft

Overall

21007

Females

8349

F50-54

8349

20M→21M

20.0 - 21.0 mi

Top 72%
Γ—8
+106ft-24ft

Overall

21022

Females

8392

F50-54

8392

21M→35K

21.0 - 21.8 mi

Top 69%
Γ—7
+17ft-86ft

Overall

20138

Females

8010

F50-54

8010

35K→23M

21.8 - 23.0 mi

Top 70%
Γ—5
+23ft-63ft

Overall

20432

Females

8177

F50-54

8177

23M→24M

23.0 - 24.0 mi

Top 69%
Γ—6
+12ft-82ft

Overall

20154

Females

8130

F50-54

8130

24M→40K

24.0 - 24.9 mi

Top 69%
Γ—1
+6ft-20ft

Overall

20087

Females

8112

F50-54

8112

40K→25.2M

24.9 - 25.2 mi

Top 65%
Γ—1
+13ft-16ft

Overall

18735

Females

7423

F50-54

7423

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
Γ—2
+22ft-21ft

Overall

19799

Females

7987

F50-54

7987

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1222*
Passed By
1514
Net Change
-645
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#19708
5K β†’ 10K259*200+59#19708#19649
10K β†’ 15K169150+19#19649#19630
15K β†’ 20K73200-301#19630#19931
20K β†’ HALF765-58#19931#19989
HALF β†’ 25K83200-176#19989#20165
25K β†’ 30K133200-187#20165#20352
30K β†’ 20M75124-49#20352#20401
20M β†’ 21M65114-49#20401#20450
21M β†’ 35K4737+10#20450#20440
35K β†’ 23M7977+2#20440#20438
23M β†’ 24M6652+14#20438#20424
24M β†’ 40K5742+15#20424#20409
40K β†’ 25.2M3813+25#20409#20384
25.2M β†’ FINISH7140+31#20384#20353
TOTALS1222*1514-645

* 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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Export & Support

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