Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kevin Randolph

Bib: 12450MAge: N/A

GA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 37%
Gender (Male)
#0 / 16340
Top 50%
Masters (Masters Men)
#0 / 10617
Top 39%
Age Group (M50-54)
#0 / 1868
Top 41%
Race Day Weather
51°/41°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
21:18
3.11 mi
Rank: #7372
Start5K
21:18 | 6:52/mi
10K
42:25
6.21 mi
Rank: #7141 (+231)
5K10K
21:07 | 6:48/mi
15K
1:04:10
9.32 mi
Rank: #7677 (-536)
10K15K
21:45 | 7:01/mi
20K
1:26:42
12.43 mi
Rank: #8196 (-519)
15K20K
22:32 | 7:16/mi
HALF
1:31:35
13.11 mi
Rank: #8277 (-81)
20KHALF
4:53 | 7:10/mi
25K
1:49:34
15.53 mi
Rank: #8556 (-279)
HALF25K
17:59 | 7:25/mi
30K
2:14:09
18.64 mi
Rank: #9214 (-658)
25K30K
24:35 | 7:55/mi
20M
2:26:06
20.00 mi
Rank: #9892 (-678)
30K20M
11:57 | 8:48/mi
21M
2:34:54
21.00 mi
Rank: #10169 (-277)
20M21M
8:48 | 8:48/mi
35K
2:40:21
21.75 mi
Rank: #10117 (+52)
21M35K
5:27 | 7:18/mi
23M
2:50:26
23.00 mi
Rank: #10257 (-140)
35K23M
10:05 | 8:04/mi
24M
2:58:03
24.00 mi
Rank: #10280 (-23)
23M24M
7:37 | 7:37/mi
40K
3:05:16
24.85 mi
Rank: #10489 (-209)
24M40K
7:13 | 8:27/mi
25.2M
3:08:28
25.20 mi
Rank: #10588 (-99)
40K25.2M
3:12 | 9:17/mi
FINISH
3:16:53
26.22 mi
Rank: #10823 (-235)
25.2MFINISH
8:25 | 8:16/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:35
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:45:18
Pace8:02 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2921:186:5221:18
6:52
-
10K
6.21 mi11:10:3642:256:5021:07
6:48
-0:04
15K
9.32 mi11:32:211:04:106:5421:45
7:01
+0:13
20K
12.43 mi11:54:531:26:426:5922:32
7:16
+0:15
HALF
13.11 mi11:59:461:31:357:004:53
7:10
-0:06
25K
15.53 mi12:17:451:49:347:0417:59
7:25
+0:15
30K
18.64 mi12:42:202:14:097:1224:35
7:55
+0:30
20M
20.00 mi12:54:172:26:067:1911:57
8:48
+0:53
21M
21.00 mi13:03:052:34:547:238:48
8:48
0:00
35K
21.75 mi13:08:322:40:217:235:27
7:18
-1:30
23M
23.00 mi13:18:372:50:267:2510:05
8:04
+0:46
24M
24.00 mi13:26:142:58:037:267:37
7:37
-0:27
40K
24.85 mi13:33:273:05:167:287:13
8:27
+0:50
25.2M
25.20 mi13:36:393:08:287:293:12
9:17
+0:50
FINISH
26.22 mi13:45:043:16:537:318:25
8:16
-1:01

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

6:48 /mi

Average Pace

7:31 /mi

Slowest Pace

9:17 /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

1:09:03

35% of race

Time at Steady Pace

1:18:10

40% of race

Time at Slower Pace

49:40

25% of race

Average Pace: 7:31 /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 mi10:49:2921:186:5221:18
6:52
#7372
10K
6.21 mi11:10:3642:256:5021:07
6:48
#7141
15K
9.32 mi11:32:211:04:106:5421:45
7:01
#7677
20K
12.43 mi11:54:531:26:426:5922:32
7:16
#8196
HALF
13.11 mi11:59:461:31:357:004:53
7:10
#8277
25K
15.53 mi12:17:451:49:347:0417:59
7:25
#8556
30K
18.64 mi12:42:202:14:097:1224:35
7:55
#9214
20M
20.00 mi12:54:172:26:067:1911:57
8:48
#9892
21M
21.00 mi13:03:052:34:547:238:48
8:48
#10169
35K
21.75 mi13:08:322:40:217:235:27
7:18
#10117
23M
23.00 mi13:18:372:50:267:2510:05
8:04
#10257
24M
24.00 mi13:26:142:58:037:267:37
7:37
#10280
40K
24.85 mi13:33:273:05:167:287:13
8:27
#10489
25.2M
25.20 mi13:36:393:08:287:293:12
9:17
#10588
FINISH
26.22 mi13:45:043:16:537:318:25
8:16
#10823
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 mi7372648264828583(Top 30%)7235(Top 44%)7235(Top 387%)
10K6.21 mi3.10 mi7141+2316312+1706312+1706951(Top 24%)6169(Top 38%)6169(Top 330%)
15K9.32 mi3.11 mi7677-5366669-3576669-3578583(Top 30%)7235(Top 44%)7235(Top 387%)
20K12.43 mi3.11 mi8196-5196996-3276996-3279759(Top 34%)7812(Top 48%)7812(Top 418%)
HALF13.11 mi0.68 mi8277-817048-527048-529958(Top 34%)7965(Top 49%)7965(Top 426%)
25K15.53 mi2.42 mi8556-2797200-1527200-15210693(Top 37%)8181(Top 50%)8181(Top 438%)
30K18.64 mi3.11 mi9214-6587535-3357535-33512822(Top 44%)9019(Top 55%)9019(Top 483%)
20M20.00 mi1.36 mi9892-6787845-3107845-31017929(Top 62%)11138(Top 68%)11138(Top 596%)
21M21.00 mi1.00 mi10169-2777960-1157960-11514947(Top 52%)9775(Top 60%)9775(Top 523%)
35K21.75 mi0.75 mi10117+527923+377923+379199(Top 32%)7077(Top 43%)7077(Top 379%)
23M23.00 mi1.25 mi10257-1407950-277950-2712821(Top 44%)8731(Top 53%)8731(Top 467%)
24M24.00 mi1.00 mi10280-237931+197931+1910947(Top 38%)7768(Top 48%)7768(Top 416%)
40K24.85 mi0.85 mi10489-2098020-898020-8915256(Top 53%)9619(Top 59%)9619(Top 515%)
25.2M25.20 mi0.35 mi10588-998072-528072-5216114(Top 56%)10007(Top 61%)10007(Top 536%)
FINISH26.22 mi1.02 mi10823-2358160-888160-8816729(Top 58%)10301(Top 63%)10301(Top 551%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21
+97ft-345ft

Overall

8583

Males

7235

M50-54

7235

5K→10K

3.1 - 6.2 mi

Top 24%
×5
+79ft-138ft

Overall

6951

Males

6169

M50-54

6169

10K→15K

6.2 - 9.3 mi

Top 30%
×3
+67ft-78ft

Overall

8583

Males

7235

M50-54

7235

15K→20K

9.3 - 12.4 mi

Top 34%
×5
+106ft-86ft

Overall

9759

Males

7812

M50-54

7812

20K→HALF

12.4 - 13.1 mi

Top 34%
×2
+19ft-37ft

Overall

9958

Males

7965

M50-54

7965

HALF→25K

13.1 - 15.5 mi

Top 37%
×4
+66ft-88ft

Overall

10693

Males

8181

M50-54

8181

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12822

Males

9019

M50-54

9019

30K→20M

18.6 - 20.0 mi

Top 62%
×5
+64ft-50ft

Overall

17929

Males

11138

M50-54

11138

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

14947

Males

9775

M50-54

9775

21M→35K

21.0 - 21.8 mi

Top 32%
×7
+17ft-86ft

Overall

9199

Males

7077

M50-54

7077

35K→23M

21.8 - 23.0 mi

Top 44%
×5
+23ft-63ft

Overall

12821

Males

8731

M50-54

8731

23M→24M

23.0 - 24.0 mi

Top 38%
×6
+12ft-82ft

Overall

10947

Males

7768

M50-54

7768

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15256

Males

9619

M50-54

9619

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1
+13ft-16ft

Overall

16114

Males

10007

M50-54

10007

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16729

Males

10301

M50-54

10301

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
862*
Passed By
2223
Net Change
-3451
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7372
5K10K339*108+231#7372#7141
10K15K30200-536#7141#7677
15K20K46200-519#7677#8196
20KHALF788-81#8196#8277
HALF25K62200-279#8277#8556
25K30K50200-658#8556#9214
30K20M13200-678#9214#9892
20M21M29200-277#9892#10169
21M35K7018+52#10169#10117
35K23M88200-140#10117#10257
23M24M78101-23#10257#10280
24M40K25200-209#10280#10489
40K25.2M9108-99#10489#10588
25.2MFINISH16200-235#10588#10823
TOTALS862*2223-3451

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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