Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Halley Morochnik

Bib: 11617 β€’F β€’Age: N/A

GA

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 (F55-59)
#0 / 951
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Halley

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· 8:50/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
27:51
3.11 mi
Rank: #22495
Start β†’ 5K
27:51 | 8:58/mi
10K
55:53
6.21 mi
Rank: #22715 (-220)
5K β†’ 10K
28:02 | 9:02/mi
15K
1:23:47
9.32 mi
Rank: #22689 (+26)
10K β†’ 15K
27:54 | 8:59/mi
20K
1:52:09
12.43 mi
Rank: #22600 (+89)
15K β†’ 20K
28:22 | 9:08/mi
HALF
1:58:10
13.11 mi
Rank: #22567 (+33)
20K β†’ HALF
6:01 | 8:50/mi
25K
2:21:19
15.53 mi
Rank: #22706 (-139)
HALF β†’ 25K
23:09 | 9:33/mi
30K
2:53:02
18.64 mi
Rank: #22935 (-229)
25K β†’ 30K
31:43 | 10:13/mi
20M
3:07:47
20.00 mi
Rank: #23090 (-155)
30K β†’ 20M
14:45 | 10:52/mi
21M
3:19:58
21.00 mi
Rank: #23246 (-156)
20M β†’ 21M
12:11 | 12:11/mi
35K
3:27:06
21.75 mi
Rank: #23191 (+55)
21M β†’ 35K
7:08 | 9:33/mi
23M
3:40:58
23.00 mi
Rank: #23275 (-84)
35K β†’ 23M
13:52 | 11:05/mi
24M
3:50:57
24.00 mi
Rank: #23232 (+43)
23M β†’ 24M
9:59 | 9:59/mi
40K
3:59:57
24.85 mi
Rank: #23228 (+4)
24M β†’ 40K
9:00 | 10:32/mi
25.2M
4:03:57
25.20 mi
Rank: #23228
40K β†’ 25.2M
4:00 | 11:36/mi
FINISH
4:14:21
26.22 mi
Rank: #23251 (-23)
25.2M β†’ FINISH
10:24 | 10:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:10
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:16:11
Pace10:24 /mi
πŸ“ŠPositive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1027:518:5827:51
8:58
-
10K
6.21 mi11:16:1255:539:0028:02
9:02
+0:04
15K
9.32 mi11:44:061:23:479:0027:54
8:59
-0:03
20K
12.43 mi12:12:281:52:099:0228:22
9:08
+0:09
HALF
13.11 mi12:18:291:58:109:016:01
8:50
-0:18
25K
15.53 mi12:41:382:21:199:0623:09
9:33
+0:43
30K
18.64 mi13:13:212:53:029:1731:43
10:13
+0:40
20M
20.00 mi13:28:063:07:479:2414:45
10:52
+0:39
21M
21.00 mi13:40:173:19:589:3212:11
12:11
+1:19
35K
21.75 mi13:47:253:27:069:327:08
9:33
-2:38
23M
23.00 mi14:01:173:40:589:3713:52
11:05
+1:32
24M
24.00 mi14:11:163:50:579:389:59
9:59
-1:06
40K
24.85 mi14:20:163:59:579:409:00
10:32
+0:33
25.2M
25.20 mi14:24:164:03:579:414:00
11:36
+1:04
FINISH
26.22 mi14:34:404:14:219:4310:24
10:13
-1:23

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

8:50 /mi

Average Pace

9:42 /mi

Slowest Pace

12:11 /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

1:58:10

46% of race

Time at Steady Pace

1:22:23

32% of race

Time at Slower Pace

53:48

21% of race

Average Pace: 9:42 /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 mi10:48:1027:518:5827:51
8:58
#22495
10K
6.21 mi11:16:1255:539:0028:02
9:02
#22715
15K
9.32 mi11:44:061:23:479:0027:54
8:59
#22689
20K
12.43 mi12:12:281:52:099:0228:22
9:08
#22600
HALF
13.11 mi12:18:291:58:109:016:01
8:50
#22567
25K
15.53 mi12:41:382:21:199:0623:09
9:33
#22706
30K
18.64 mi13:13:212:53:029:1731:43
10:13
#22935
20M
20.00 mi13:28:063:07:479:2414:45
10:52
#23090
21M
21.00 mi13:40:173:19:589:3212:11
12:11
#23246
35K
21.75 mi13:47:253:27:069:327:08
9:33
#23191
23M
23.00 mi14:01:173:40:589:3713:52
11:05
#23275
24M
24.00 mi14:11:163:50:579:389:59
9:59
#23232
40K
24.85 mi14:20:163:59:579:409:00
10:32
#23228
25.2M
25.20 mi14:24:164:03:579:414:00
11:36
#23228
FINISH
26.22 mi14:34:404:14:219:4310:24
10:13
#23251
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi224958928892822615(Top 78%)8935(Top 71%)8935(Top 940%)
10K6.21 mi3.10 mi22715-2209017-899017-8922945(Top 79%)9123(Top 73%)9123(Top 959%)
15K9.32 mi3.11 mi22689+269001+169001+1622615(Top 78%)8935(Top 71%)8935(Top 940%)
20K12.43 mi3.11 mi22600+898947+548947+5422505(Top 78%)8921(Top 71%)8921(Top 938%)
HALF13.11 mi0.68 mi22567+338929+188929+1821988(Top 76%)8644(Top 69%)8644(Top 909%)
25K15.53 mi2.42 mi22706-1399015-869015-8623176(Top 80%)9288(Top 74%)9288(Top 977%)
30K18.64 mi3.11 mi22935-2299165-1509165-15023647(Top 81%)9641(Top 77%)9641(Top 1014%)
20M20.00 mi1.36 mi23090-1559275-1109275-11024646(Top 85%)10258(Top 82%)10258(Top 1079%)
21M21.00 mi1.00 mi23246-1569370-959370-9525334(Top 87%)10677(Top 85%)10677(Top 1123%)
35K21.75 mi0.75 mi23191+559346+249346+2421902(Top 75%)8914(Top 71%)8914(Top 937%)
23M23.00 mi1.25 mi23275-849395-499395-4924661(Top 85%)10394(Top 83%)10394(Top 1093%)
24M24.00 mi1.00 mi23232+439385+109385+1022766(Top 78%)9424(Top 75%)9424(Top 991%)
40K24.85 mi0.85 mi23228+49396-119396-1123281(Top 80%)9765(Top 78%)9765(Top 1027%)
25.2M25.20 mi0.35 mi232289399-39399-323713(Top 82%)9987(Top 79%)9987(Top 1050%)
FINISH26.22 mi1.02 mi23251-239415-169415-1624398(Top 84%)10319(Top 82%)10319(Top 1085%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
Γ—21
+97ft-345ft

Overall

22615

Females

8935

F55-59

8935

5K→10K

3.1 - 6.2 mi

Top 79%
Γ—5
+79ft-138ft

Overall

22945

Females

9123

F55-59

9123

10K→15K

6.2 - 9.3 mi

Top 78%
Γ—3
+67ft-78ft

Overall

22615

Females

8935

F55-59

8935

15K→20K

9.3 - 12.4 mi

Top 78%
Γ—5
+106ft-86ft

Overall

22505

Females

8921

F55-59

8921

20K→HALF

12.4 - 13.1 mi

Top 76%
Γ—2
+19ft-37ft

Overall

21988

Females

8644

F55-59

8644

HALF→25K

13.1 - 15.5 mi

Top 80%
Γ—4
+66ft-88ft

Overall

23176

Females

9288

F55-59

9288

25K→30K

15.5 - 18.6 mi

Top 81%
Γ—9
+181ft-148ft

Overall

23647

Females

9641

F55-59

9641

30K→20M

18.6 - 20.0 mi

Top 85%
Γ—5
+64ft-50ft

Overall

24646

Females

10258

F55-59

10258

20M→21M

20.0 - 21.0 mi

Top 87%
Γ—8
+106ft-24ft

Overall

25334

Females

10677

F55-59

10677

21M→35K

21.0 - 21.8 mi

Top 75%
Γ—7
+17ft-86ft

Overall

21902

Females

8914

F55-59

8914

35K→23M

21.8 - 23.0 mi

Top 85%
Γ—5
+23ft-63ft

Overall

24661

Females

10394

F55-59

10394

23M→24M

23.0 - 24.0 mi

Top 78%
Γ—6
+12ft-82ft

Overall

22766

Females

9424

F55-59

9424

24M→40K

24.0 - 24.9 mi

Top 80%
Γ—1
+6ft-20ft

Overall

23281

Females

9765

F55-59

9765

40K→25.2M

24.9 - 25.2 mi

Top 82%
Γ—1
+13ft-16ft

Overall

23713

Females

9987

F55-59

9987

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
Γ—2
+22ft-21ft

Overall

24398

Females

10319

F55-59

10319

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1124*
Passed By
1529
Net Change
-756
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#22495
5K β†’ 10K173200-220#22495#22715
10K β†’ 15K173147+26#22715#22689
15K β†’ 20K208*119+89#22689#22600
20K β†’ HALF4411+33#22600#22567
HALF β†’ 25K79200-139#22567#22706
25K β†’ 30K111200-229#22706#22935
30K β†’ 20M37192-155#22935#23090
20M β†’ 21M26182-156#23090#23246
21M β†’ 35K638+55#23246#23191
35K β†’ 23M31115-84#23191#23275
23M β†’ 24M7330+43#23275#23232
24M β†’ 40K5147+4#23232#23228
40K β†’ 25.2M24240#23228#23228
25.2M β†’ FINISH3154-23#23228#23251
TOTALS1124*1529-756

* 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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