Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Len Lorentz

Bib: 12359 β€’M β€’Age: N/A

IL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 44%
Age Group (M55-59)
#0 / 1491
Top 31%
Race Day Weather
51Β°/41Β°F
overcast clouds

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
24:06
3.11 mi
Rank: #15044
Start β†’ 5K
24:06 | 7:46/mi
10K
48:13
6.21 mi
Rank: #15138 (-94)
5K β†’ 10K
24:07 | 7:46/mi
15K
1:12:04
9.32 mi
Rank: #14802 (+336)
10K β†’ 15K
23:51 | 7:41/mi
20K
1:35:55
12.43 mi
Rank: #14454 (+348)
15K β†’ 20K
23:51 | 7:41/mi
HALF
1:41:08
13.11 mi
Rank: #14447 (+7)
20K β†’ HALF
5:13 | 7:40/mi
25K
1:59:52
15.53 mi
Rank: #14197 (+250)
HALF β†’ 25K
18:44 | 7:44/mi
30K
2:24:14
18.64 mi
Rank: #13827 (+370)
25K β†’ 30K
24:22 | 7:51/mi
20M
2:34:56
20.00 mi
Rank: #13638 (+189)
30K β†’ 20M
10:42 | 7:53/mi
21M
2:42:47
21.00 mi
Rank: #13351 (+287)
20M β†’ 21M
7:51 | 7:51/mi
35K
2:47:57
21.75 mi
Rank: #13097 (+254)
21M β†’ 35K
5:10 | 6:55/mi
23M
2:57:10
23.00 mi
Rank: #12760 (+337)
35K β†’ 23M
9:13 | 7:22/mi
24M
3:04:24
24.00 mi
Rank: #12540 (+220)
23M β†’ 24M
7:14 | 7:14/mi
40K
3:10:43
24.85 mi
Rank: #12346 (+194)
24M β†’ 40K
6:19 | 7:24/mi
25.2M
3:13:32
25.20 mi
Rank: #12278 (+68)
40K β†’ 25.2M
2:49 | 8:11/mi
FINISH
3:21:02
26.22 mi
Rank: #12180 (+98)
25.2M β†’ FINISH
7:30 | 7:22/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:41:08
Pace7:43 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time1:39:54
Pace7:38 /mi
πŸ“ŠNegative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3224:067:4624:06
7:46
-
10K
6.21 mi11:18:3948:137:4624:07
7:46
0:00
15K
9.32 mi11:42:301:12:047:4423:51
7:41
-0:05
20K
12.43 mi12:06:211:35:557:4423:51
7:41
0:00
HALF
13.11 mi12:11:341:41:087:435:13
7:40
-0:01
25K
15.53 mi12:30:181:59:527:4318:44
7:44
+0:04
30K
18.64 mi12:54:402:24:147:4524:22
7:51
+0:07
20M
20.00 mi13:05:222:34:567:4510:42
7:53
+0:02
21M
21.00 mi13:13:132:42:477:467:51
7:51
-0:02
35K
21.75 mi13:18:232:47:577:445:10
6:55
-0:56
23M
23.00 mi13:27:362:57:107:439:13
7:22
+0:27
24M
24.00 mi13:34:503:04:247:427:14
7:14
-0:08
40K
24.85 mi13:41:093:10:437:416:19
7:24
+0:10
25.2M
25.20 mi13:43:583:13:327:412:49
8:11
+0:47
FINISH
26.22 mi13:51:283:21:027:417:30
7:22
-0:49

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

6:55 /mi

Average Pace

7:40 /mi

Slowest Pace

8:11 /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

35:26

18% of race

Time at Steady Pace

2:42:47

81% of race

Time at Slower Pace

2:49

1% of race

Average Pace: 7:40 /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 mi10:54:3224:067:4624:06
7:46
#15044
10K
6.21 mi11:18:3948:137:4624:07
7:46
#15138
15K
9.32 mi11:42:301:12:047:4423:51
7:41
#14802
20K
12.43 mi12:06:211:35:557:4423:51
7:41
#14454
HALF
13.11 mi12:11:341:41:087:435:13
7:40
#14447
25K
15.53 mi12:30:181:59:527:4318:44
7:44
#14197
30K
18.64 mi12:54:402:24:147:4524:22
7:51
#13827
20M
20.00 mi13:05:222:34:567:4510:42
7:53
#13638
21M
21.00 mi13:13:132:42:477:467:51
7:51
#13351
35K
21.75 mi13:18:232:47:577:445:10
6:55
#13097
23M
23.00 mi13:27:362:57:107:439:13
7:22
#12760
24M
24.00 mi13:34:503:04:247:427:14
7:14
#12540
40K
24.85 mi13:41:093:10:437:416:19
7:24
#12346
25.2M
25.20 mi13:43:583:13:327:412:49
8:11
#12278
FINISH
26.22 mi13:51:283:21:027:417:30
7:22
#12180
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15044102651026514318(Top 49%)9921(Top 61%)9921(Top 665%)
10K6.21 mi3.10 mi15138-9410262+310262+315269(Top 53%)10322(Top 63%)10322(Top 692%)
15K9.32 mi3.11 mi14802+33610126+13610126+13614318(Top 49%)9921(Top 61%)9921(Top 665%)
20K12.43 mi3.11 mi14454+3489984+1429984+14213502(Top 47%)9504(Top 58%)9504(Top 637%)
HALF13.11 mi0.68 mi14447+79989-59989-514238(Top 49%)9868(Top 60%)9868(Top 662%)
25K15.53 mi2.42 mi14197+2509859+1309859+13013221(Top 46%)9308(Top 57%)9308(Top 624%)
30K18.64 mi3.11 mi13827+3709679+1809679+18012282(Top 42%)8776(Top 54%)8776(Top 589%)
20M20.00 mi1.36 mi13638+1899561+1189561+11811905(Top 41%)8519(Top 52%)8519(Top 571%)
21M21.00 mi1.00 mi13351+2879410+1519410+1518867(Top 31%)6878(Top 42%)6878(Top 461%)
35K21.75 mi0.75 mi13097+2549287+1239287+1236466(Top 22%)5487(Top 34%)5487(Top 368%)
23M23.00 mi1.25 mi12760+3379121+1669121+1667897(Top 27%)6296(Top 39%)6296(Top 422%)
24M24.00 mi1.00 mi12540+2208994+1278994+1278097(Top 28%)6314(Top 39%)6314(Top 423%)
40K24.85 mi0.85 mi12346+1948890+1048890+1048062(Top 28%)6222(Top 38%)6222(Top 417%)
25.2M25.20 mi0.35 mi12278+688848+428848+429367(Top 32%)6824(Top 42%)6824(Top 458%)
FINISH26.22 mi1.02 mi12180+988780+688780+6810336(Top 36%)7292(Top 45%)7292(Top 489%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
Γ—21
+97ft-345ft

Overall

14318

Males

9921

M55-59

9921

5K→10K

3.1 - 6.2 mi

Top 53%
Γ—5
+79ft-138ft

Overall

15269

Males

10322

M55-59

10322

10K→15K

6.2 - 9.3 mi

Top 49%
Γ—3
+67ft-78ft

Overall

14318

Males

9921

M55-59

9921

15K→20K

9.3 - 12.4 mi

Top 47%
Γ—5
+106ft-86ft

Overall

13502

Males

9504

M55-59

9504

20K→HALF

12.4 - 13.1 mi

Top 49%
Γ—2
+19ft-37ft

Overall

14238

Males

9868

M55-59

9868

HALF→25K

13.1 - 15.5 mi

Top 46%
Γ—4
+66ft-88ft

Overall

13221

Males

9308

M55-59

9308

25K→30K

15.5 - 18.6 mi

Top 42%
Γ—9
+181ft-148ft

Overall

12282

Males

8776

M55-59

8776

30K→20M

18.6 - 20.0 mi

Top 41%
Γ—5
+64ft-50ft

Overall

11905

Males

8519

M55-59

8519

20M→21M

20.0 - 21.0 mi

Top 31%
Γ—8
+106ft-24ft

Overall

8867

Males

6878

M55-59

6878

21M→35K

21.0 - 21.8 mi

Top 22%
Γ—7
+17ft-86ft

Overall

6466

Males

5487

M55-59

5487

35K→23M

21.8 - 23.0 mi

Top 27%
Γ—5
+23ft-63ft

Overall

7897

Males

6296

M55-59

6296

23M→24M

23.0 - 24.0 mi

Top 28%
Γ—6
+12ft-82ft

Overall

8097

Males

6314

M55-59

6314

24M→40K

24.0 - 24.9 mi

Top 28%
Γ—1
+6ft-20ft

Overall

8062

Males

6222

M55-59

6222

40K→25.2M

24.9 - 25.2 mi

Top 32%
Γ—1
+13ft-16ft

Overall

9367

Males

6824

M55-59

6824

25.2M→FINISH

25.2 - 26.2 mi

Top 36%
Γ—2
+22ft-21ft

Overall

10336

Males

7292

M55-59

7292

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3425*
Passed By
467
Net Change
+2864
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#15044
5K β†’ 10K200200-94#15044#15138
10K β†’ 15K403*67+336#15138#14802
15K β†’ 20K377*29+348#14802#14454
20K β†’ HALF3326+7#14454#14447
HALF β†’ 25K287*37+250#14447#14197
25K β†’ 30K408*38+370#14197#13827
30K β†’ 20M208*19+189#13827#13638
20M β†’ 21M290*3+287#13638#13351
21M β†’ 35K254*0+254#13351#13097
35K β†’ 23M339*2+337#13097#12760
23M β†’ 24M221*1+220#12760#12540
24M β†’ 40K203*9+194#12540#12346
40K β†’ 25.2M746+68#12346#12278
25.2M β†’ FINISH12830+98#12278#12180
TOTALS3425*467+2864

* 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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