Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Gillian Walsh

Bib: 19893FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 49%
Gender (Female)
#0 / 12578
Top 36%
Masters (Masters Women)
#0 / 6862
Top 20%
Age Group (F45-49)
#0 / 1786
Top 22%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Gillian

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 · 7:32/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
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
24:16
3.11 mi
Rank: #15511
Start5K
24:16 | 7:49/mi
10K
48:19
6.21 mi
Rank: #15270 (+241)
5K10K
24:03 | 7:45/mi
15K
1:12:36
9.32 mi
Rank: #15341 (-71)
10K15K
24:17 | 7:49/mi
20K
1:37:07
12.43 mi
Rank: #15294 (+47)
15K20K
24:31 | 7:54/mi
HALF
1:42:27
13.11 mi
Rank: #15311 (-17)
20KHALF
5:20 | 7:50/mi
25K
2:01:37
15.53 mi
Rank: #15163 (+148)
HALF25K
19:10 | 7:55/mi
30K
2:26:56
18.64 mi
Rank: #15037 (+126)
25K30K
25:19 | 8:09/mi
20M
2:38:03
20.00 mi
Rank: #14964 (+73)
30K20M
11:07 | 8:12/mi
21M
2:46:33
21.00 mi
Rank: #14792 (+172)
20M21M
8:30 | 8:30/mi
35K
2:52:22
21.75 mi
Rank: #14719 (+73)
21M35K
5:49 | 7:47/mi
23M
3:02:19
23.00 mi
Rank: #14531 (+188)
35K23M
9:57 | 7:58/mi
24M
3:10:06
24.00 mi
Rank: #14420 (+111)
23M24M
7:47 | 7:47/mi
40K
3:16:52
24.85 mi
Rank: #14308 (+112)
24M40K
6:46 | 7:55/mi
25.2M
3:19:50
25.20 mi
Rank: #14275 (+33)
40K25.2M
2:58 | 8:37/mi
FINISH
3:27:31
26.22 mi
Rank: #14168 (+107)
25.2MFINISH
7:41 | 7:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:27
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:45:04
Pace8:01 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:5024:167:4924:16
7:49
-
10K
6.21 mi11:31:5348:197:4724:03
7:45
-0:04
15K
9.32 mi11:56:101:12:367:4824:17
7:49
+0:04
20K
12.43 mi12:20:411:37:077:4924:31
7:54
+0:05
HALF
13.11 mi12:26:011:42:277:495:20
7:50
-0:04
25K
15.53 mi12:45:112:01:377:5019:10
7:55
+0:05
30K
18.64 mi13:10:302:26:567:5325:19
8:09
+0:14
20M
20.00 mi13:21:372:38:037:5511:07
8:12
+0:03
21M
21.00 mi13:30:072:46:337:568:30
8:30
+0:18
35K
21.75 mi13:35:562:52:227:565:49
7:47
-0:43
23M
23.00 mi13:45:533:02:197:569:57
7:58
+0:11
24M
24.00 mi13:53:403:10:067:567:47
7:47
-0:11
40K
24.85 mi14:00:263:16:527:566:46
7:55
+0:08
25.2M
25.20 mi14:03:243:19:507:562:58
8:37
+0:42
FINISH
26.22 mi14:11:053:27:317:567:41
7:33
-1:04

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

7:33 /mi

Average Pace

7:55 /mi

Slowest Pace

8:37 /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

3:16:03

94% of race

Time at Steady Pace

11:28

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:55 /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 mi11:07:5024:167:4924:16
7:49
#15511
10K
6.21 mi11:31:5348:197:4724:03
7:45
#15270
15K
9.32 mi11:56:101:12:367:4824:17
7:49
#15341
20K
12.43 mi12:20:411:37:077:4924:31
7:54
#15294
HALF
13.11 mi12:26:011:42:277:495:20
7:50
#15311
25K
15.53 mi12:45:112:01:377:5019:10
7:55
#15163
30K
18.64 mi13:10:302:26:567:5325:19
8:09
#15037
20M
20.00 mi13:21:372:38:037:5511:07
8:12
#14964
21M
21.00 mi13:30:072:46:337:568:30
8:30
#14792
35K
21.75 mi13:35:562:52:227:565:49
7:47
#14719
23M
23.00 mi13:45:533:02:197:569:57
7:58
#14531
24M
24.00 mi13:53:403:10:067:567:47
7:47
#14420
40K
24.85 mi14:00:263:16:527:566:46
7:55
#14308
25.2M
25.20 mi14:03:243:19:507:562:58
8:37
#14275
FINISH
26.22 mi14:11:053:27:317:567:41
7:33
#14168
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi155115002500215478(Top 53%)5029(Top 40%)5029(Top 282%)
10K6.21 mi3.10 mi15270+2414884+1184884+11815098(Top 52%)4766(Top 38%)4766(Top 267%)
15K9.32 mi3.11 mi15341-714946-624946-6215478(Top 53%)5029(Top 40%)5029(Top 282%)
20K12.43 mi3.11 mi15294+474920+264920+2615243(Top 53%)4938(Top 39%)4938(Top 276%)
HALF13.11 mi0.68 mi15311-174932-124932-1215759(Top 54%)5176(Top 41%)5176(Top 290%)
25K15.53 mi2.42 mi15163+1484854+784854+7814644(Top 50%)4660(Top 37%)4660(Top 261%)
30K18.64 mi3.11 mi15037+1264815+394815+3914572(Top 50%)4719(Top 38%)4719(Top 264%)
20M20.00 mi1.36 mi14964+734806+94806+914172(Top 49%)4583(Top 36%)4583(Top 257%)
21M21.00 mi1.00 mi14792+1724733+734733+7313143(Top 45%)4134(Top 33%)4134(Top 231%)
35K21.75 mi0.75 mi14719+734703+304703+3012920(Top 45%)4042(Top 32%)4042(Top 226%)
23M23.00 mi1.25 mi14531+1884623+804623+8012153(Top 42%)3688(Top 29%)3688(Top 206%)
24M24.00 mi1.00 mi14420+1114580+434580+4312209(Top 42%)3830(Top 30%)3830(Top 214%)
40K24.85 mi0.85 mi14308+1124538+424538+4211930(Top 41%)3751(Top 30%)3751(Top 210%)
25.2M25.20 mi0.35 mi14275+334526+124526+1212375(Top 43%)4051(Top 32%)4051(Top 227%)
FINISH26.22 mi1.02 mi14168+1074480+464480+4611792(Top 41%)3761(Top 30%)3761(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15478

Females

5029

F45-49

5029

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15098

Females

4766

F45-49

4766

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15478

Females

5029

F45-49

5029

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15243

Females

4938

F45-49

4938

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15759

Females

5176

F45-49

5176

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14644

Females

4660

F45-49

4660

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14572

Females

4719

F45-49

4719

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14172

Females

4583

F45-49

4583

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

13143

Females

4134

F45-49

4134

21M→35K

21.0 - 21.8 mi

Top 45%
×7
+17ft-86ft

Overall

12920

Females

4042

F45-49

4042

35K→23M

21.8 - 23.0 mi

Top 42%
×5
+23ft-63ft

Overall

12153

Females

3688

F45-49

3688

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12209

Females

3830

F45-49

3830

24M→40K

24.0 - 24.9 mi

Top 41%
×1
+6ft-20ft

Overall

11930

Females

3751

F45-49

3751

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12375

Females

4051

F45-49

4051

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11792

Females

3761

F45-49

3761

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2346*
Passed By
953
Net Change
+1343
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15511
5K10K420*179+241#15511#15270
10K15K179200-71#15270#15341
15K20K202*155+47#15341#15294
20KHALF1936-17#15294#15311
HALF25K209*61+148#15311#15163
25K30K261*135+126#15163#15037
30K20M13259+73#15037#14964
20M21M18816+172#14964#14792
21M35K9421+73#14792#14719
35K23M202*14+188#14719#14531
23M24M12716+111#14531#14420
24M40K13119+112#14420#14308
40K25.2M5118+33#14308#14275
25.2MFINISH13124+107#14275#14168
TOTALS2346*953+1343

* 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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