Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Stephen Mirarchi

Bib: 6505 β€’M β€’Age: N/A

KS

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 15%
Gender (Male)
#0 / 16340
Top 25%
Masters (Masters Men)
#0 / 10617
Top 11%
Age Group (M50-54)
#0 / 1868
Top 7%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Stephen

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· 6:29/mi at mile 26.2

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
20:49
3.11 mi
Rank: #5881
Start β†’ 5K
20:49 | 6:43/mi
10K
41:35
6.21 mi
Rank: #5827 (+54)
5K β†’ 10K
20:46 | 6:42/mi
15K
1:02:21
9.32 mi
Rank: #5730 (+97)
10K β†’ 15K
20:46 | 6:42/mi
20K
1:23:00
12.43 mi
Rank: #5447 (+283)
15K β†’ 20K
20:39 | 6:39/mi
HALF
1:27:29
13.11 mi
Rank: #5417 (+30)
20K β†’ HALF
4:29 | 6:35/mi
25K
1:43:34
15.53 mi
Rank: #5188 (+229)
HALF β†’ 25K
16:05 | 6:38/mi
30K
2:04:34
18.64 mi
Rank: #4925 (+263)
25K β†’ 30K
21:00 | 6:46/mi
20M
2:13:42
20.00 mi
Rank: #4809 (+116)
30K β†’ 20M
9:08 | 6:44/mi
21M
2:20:47
21.00 mi
Rank: #4721 (+88)
20M β†’ 21M
7:05 | 7:05/mi
35K
2:25:45
21.75 mi
Rank: #4699 (+22)
21M β†’ 35K
4:58 | 6:39/mi
23M
2:34:15
23.00 mi
Rank: #4614 (+85)
35K β†’ 23M
8:30 | 6:48/mi
24M
2:40:50
24.00 mi
Rank: #4530 (+84)
23M β†’ 24M
6:35 | 6:35/mi
40K
2:46:37
24.85 mi
Rank: #4487 (+43)
24M β†’ 40K
5:47 | 6:46/mi
25.2M
2:49:06
25.20 mi
Rank: #4449 (+38)
40K β†’ 25.2M
2:29 | 7:13/mi
FINISH
2:55:42
26.22 mi
Rank: #4392 (+57)
25.2M β†’ FINISH
6:36 | 6:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:27:29
Pace6:41 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:28:13
Pace6:44 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3320:496:4320:49
6:43
-
10K
6.21 mi10:46:1941:356:4220:46
6:42
-0:01
15K
9.32 mi11:07:051:02:216:4220:46
6:42
0:00
20K
12.43 mi11:27:441:23:006:4120:39
6:39
-0:03
HALF
13.11 mi11:32:131:27:296:414:29
6:35
-0:04
25K
15.53 mi11:48:181:43:346:4116:05
6:38
+0:03
30K
18.64 mi12:09:182:04:346:4121:00
6:46
+0:08
20M
20.00 mi12:18:262:13:426:429:08
6:44
-0:02
21M
21.00 mi12:25:312:20:476:437:05
7:05
+0:21
35K
21.75 mi12:30:292:25:456:434:58
6:39
-0:26
23M
23.00 mi12:38:592:34:156:438:30
6:48
+0:09
24M
24.00 mi12:45:342:40:506:436:35
6:35
-0:13
40K
24.85 mi12:51:212:46:376:435:47
6:46
+0:11
25.2M
25.20 mi12:53:502:49:066:432:29
7:13
+0:27
FINISH
26.22 mi13:00:262:55:426:436:36
6:29
-0:44

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

6:29 /mi

Average Pace

6:42 /mi

Slowest Pace

7:13 /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

2:53:13

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:25:3320:496:4320:49
6:43
#5881
10K
6.21 mi10:46:1941:356:4220:46
6:42
#5827
15K
9.32 mi11:07:051:02:216:4220:46
6:42
#5730
20K
12.43 mi11:27:441:23:006:4120:39
6:39
#5447
HALF
13.11 mi11:32:131:27:296:414:29
6:35
#5417
25K
15.53 mi11:48:181:43:346:4116:05
6:38
#5188
30K
18.64 mi12:09:182:04:346:4121:00
6:46
#4925
20M
20.00 mi12:18:262:13:426:429:08
6:44
#4809
21M
21.00 mi12:25:312:20:476:437:05
7:05
#4721
35K
21.75 mi12:30:292:25:456:434:58
6:39
#4699
23M
23.00 mi12:38:592:34:156:438:30
6:48
#4614
24M
24.00 mi12:45:342:40:506:436:35
6:35
#4530
40K
24.85 mi12:51:212:46:376:435:47
6:46
#4487
25.2M
25.20 mi12:53:502:49:066:432:29
7:13
#4449
FINISH
26.22 mi13:00:262:55:426:436:36
6:29
#4392
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5881538253825687(Top 20%)5200(Top 32%)5200(Top 278%)
10K6.21 mi3.10 mi5827+545336+465336+465778(Top 20%)5284(Top 32%)5284(Top 283%)
15K9.32 mi3.11 mi5730+975266+705266+705687(Top 20%)5200(Top 32%)5200(Top 278%)
20K12.43 mi3.11 mi5447+2835032+2345032+2344758(Top 16%)4447(Top 27%)4447(Top 238%)
HALF13.11 mi0.68 mi5417+305006+265006+265009(Top 17%)4639(Top 28%)4639(Top 248%)
25K15.53 mi2.42 mi5188+2294814+1924814+1924348(Top 15%)4061(Top 25%)4061(Top 217%)
30K18.64 mi3.11 mi4925+2634584+2304584+2304067(Top 14%)3775(Top 23%)3775(Top 202%)
20M20.00 mi1.36 mi4809+1164478+1064478+1063637(Top 13%)3377(Top 21%)3377(Top 181%)
21M21.00 mi1.00 mi4721+884389+894389+893928(Top 14%)3554(Top 22%)3554(Top 190%)
35K21.75 mi0.75 mi4699+224364+254364+254493(Top 15%)4024(Top 25%)4024(Top 215%)
23M23.00 mi1.25 mi4614+854279+854279+854035(Top 14%)3630(Top 22%)3630(Top 194%)
24M24.00 mi1.00 mi4530+844196+834196+833649(Top 13%)3294(Top 20%)3294(Top 176%)
40K24.85 mi0.85 mi4487+434152+444152+443993(Top 14%)3518(Top 22%)3518(Top 188%)
25.2M25.20 mi0.35 mi4449+384115+374115+373578(Top 12%)3155(Top 19%)3155(Top 169%)
FINISH26.22 mi1.02 mi4392+574056+594056+593988(Top 14%)3461(Top 21%)3461(Top 185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
Γ—21
+97ft-345ft

Overall

5687

Males

5200

M50-54

5200

5K→10K

3.1 - 6.2 mi

Top 20%
Γ—5
+79ft-138ft

Overall

5778

Males

5284

M50-54

5284

10K→15K

6.2 - 9.3 mi

Top 20%
Γ—3
+67ft-78ft

Overall

5687

Males

5200

M50-54

5200

15K→20K

9.3 - 12.4 mi

Top 16%
Γ—5
+106ft-86ft

Overall

4758

Males

4447

M50-54

4447

20K→HALF

12.4 - 13.1 mi

Top 17%
Γ—2
+19ft-37ft

Overall

5009

Males

4639

M50-54

4639

HALF→25K

13.1 - 15.5 mi

Top 15%
Γ—4
+66ft-88ft

Overall

4348

Males

4061

M50-54

4061

25K→30K

15.5 - 18.6 mi

Top 14%
Γ—9
+181ft-148ft

Overall

4067

Males

3775

M50-54

3775

30K→20M

18.6 - 20.0 mi

Top 13%
Γ—5
+64ft-50ft

Overall

3637

Males

3377

M50-54

3377

20M→21M

20.0 - 21.0 mi

Top 14%
Γ—8
+106ft-24ft

Overall

3928

Males

3554

M50-54

3554

21M→35K

21.0 - 21.8 mi

Top 15%
Γ—7
+17ft-86ft

Overall

4493

Males

4024

M50-54

4024

35K→23M

21.8 - 23.0 mi

Top 14%
Γ—5
+23ft-63ft

Overall

4035

Males

3630

M50-54

3630

23M→24M

23.0 - 24.0 mi

Top 13%
Γ—6
+12ft-82ft

Overall

3649

Males

3294

M50-54

3294

24M→40K

24.0 - 24.9 mi

Top 14%
Γ—1
+6ft-20ft

Overall

3993

Males

3518

M50-54

3518

40K→25.2M

24.9 - 25.2 mi

Top 12%
Γ—1
+13ft-16ft

Overall

3578

Males

3155

M50-54

3155

25.2M→FINISH

25.2 - 26.2 mi

Top 14%
Γ—2
+22ft-21ft

Overall

3988

Males

3461

M50-54

3461

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1936*
Passed By
447
Net Change
+1489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#5881
5K β†’ 10K225*171+54#5881#5827
10K β†’ 15K17679+97#5827#5730
15K β†’ 20K293*10+283#5730#5447
20K β†’ HALF366+30#5447#5417
HALF β†’ 25K239*10+229#5417#5188
25K β†’ 30K283*20+263#5188#4925
30K β†’ 20M1248+116#4925#4809
20M β†’ 21M10416+88#4809#4721
21M β†’ 35K4624+22#4721#4699
35K β†’ 23M11934+85#4699#4614
23M β†’ 24M10016+84#4614#4530
24M β†’ 40K6421+43#4530#4487
40K β†’ 25.2M391+38#4487#4449
25.2M β†’ FINISH8831+57#4449#4392
TOTALS1936*447+1489

* 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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