Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Brian Cronin

Bib: 26735 β€’M β€’Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
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
33:48
3.11 mi
Rank: #27839
Start β†’ 5K
33:48 | 10:53/mi
10K
1:08:25
6.21 mi
Rank: #27894 (-55)
5K β†’ 10K
34:37 | 11:09/mi
15K
1:46:24
9.32 mi
Rank: #28193 (-299)
10K β†’ 15K
37:59 | 12:14/mi
20K
2:23:50
12.43 mi
Rank: #28162 (+31)
15K β†’ 20K
37:26 | 12:03/mi
HALF
2:31:39
13.11 mi
Rank: #28154 (+8)
20K β†’ HALF
7:49 | 11:29/mi
25K
3:01:31
15.53 mi
Rank: #28108 (+46)
HALF β†’ 25K
29:52 | 12:19/mi
30K
3:43:23
18.64 mi
Rank: #28091 (+17)
25K β†’ 30K
41:52 | 13:29/mi
20M
4:00:44
20.00 mi
Rank: #28027 (+64)
30K β†’ 20M
17:21 | 12:47/mi
21M
4:14:35
21.00 mi
Rank: #28005 (+22)
20M β†’ 21M
13:51 | 13:51/mi
35K
4:23:41
21.75 mi
Rank: #27979 (+26)
21M β†’ 35K
9:06 | 12:10/mi
23M
4:39:59
23.00 mi
Rank: #27965 (+14)
35K β†’ 23M
16:18 | 13:02/mi
24M
4:52:08
24.00 mi
Rank: #27919 (+46)
23M β†’ 24M
12:09 | 12:09/mi
40K
5:03:21
24.85 mi
Rank: #27907 (+12)
24M β†’ 40K
11:13 | 13:08/mi
25.2M
5:08:17
25.20 mi
Rank: #27901 (+6)
40K β†’ 25.2M
4:56 | 14:19/mi
FINISH
5:20:32
26.22 mi
Rank: #27896 (+5)
25.2M β†’ FINISH
12:15 | 12:02/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
Time2:31:39
Pace11:35 /mi
2nd Half
Distance13.11 mi
Time2:48:53
Pace12:53 /mi
πŸ“ŠPositive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:0833:4810:5333:48
10:53
-
10K
6.21 mi12:29:451:08:2511:0134:37
11:09
+0:16
15K
9.32 mi13:07:441:46:2411:2537:59
12:14
+1:05
20K
12.43 mi13:45:102:23:5011:3537:26
12:03
-0:11
HALF
13.11 mi13:52:592:31:3911:357:49
11:29
-0:34
25K
15.53 mi14:22:513:01:3111:4229:52
12:19
+0:50
30K
18.64 mi15:04:433:43:2312:0041:52
13:29
+1:10
20M
20.00 mi15:22:044:00:4412:0317:21
12:47
-0:42
21M
21.00 mi15:35:554:14:3512:0813:51
13:51
+1:04
35K
21.75 mi15:45:014:23:4112:089:06
12:10
-1:41
23M
23.00 mi16:01:194:39:5912:1116:18
13:02
+0:52
24M
24.00 mi16:13:284:52:0812:1112:09
12:09
-0:53
40K
24.85 mi16:24:415:03:2112:1311:13
13:08
+0:59
25.2M
25.20 mi16:29:375:08:1712:154:56
14:19
+1:11
FINISH
26.22 mi16:41:525:20:3212:1512:15
12:02
-2:17

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

10:53 /mi

Average Pace

12:14 /mi

Slowest Pace

14:19 /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

1:16:14

24% of race

Time at Steady Pace

2:18:47

43% of race

Time at Slower Pace

1:45:31

33% of race

Average Pace: 12:13 /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 mi11:55:0833:4810:5333:48
10:53
#27839
10K
6.21 mi12:29:451:08:2511:0134:37
11:09
#27894
15K
9.32 mi13:07:441:46:2411:2537:59
12:14
#28193
20K
12.43 mi13:45:102:23:5011:3537:26
12:03
#28162
HALF
13.11 mi13:52:592:31:3911:357:49
11:29
#28154
25K
15.53 mi14:22:513:01:3111:4229:52
12:19
#28108
30K
18.64 mi15:04:433:43:2312:0041:52
13:29
#28091
20M
20.00 mi15:22:044:00:4412:0317:21
12:47
#28027
21M
21.00 mi15:35:554:14:3512:0813:51
13:51
#28005
35K
21.75 mi15:45:014:23:4112:089:06
12:10
#27979
23M
23.00 mi16:01:194:39:5912:1116:18
13:02
#27965
24M
24.00 mi16:13:284:52:0812:1112:09
12:09
#27919
40K
24.85 mi16:24:415:03:2112:1311:13
13:08
#27907
25.2M
25.20 mi16:29:375:08:1712:154:56
14:19
#27901
FINISH
26.22 mi16:41:525:20:3212:1512:15
12:02
#27896
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 mi27839159591595928506(Top 98%)16165(Top 99%)16165(Top 865%)
10K6.21 mi3.10 mi27894-5515969-1015969-1027847(Top 96%)15926(Top 97%)15926(Top 853%)
15K9.32 mi3.11 mi28193-29916077-10816077-10828506(Top 98%)16165(Top 99%)16165(Top 865%)
20K12.43 mi3.11 mi28162+3116061+1616061+1628067(Top 97%)16005(Top 98%)16005(Top 857%)
HALF13.11 mi0.68 mi28154+8160611606127832(Top 96%)15875(Top 97%)15875(Top 850%)
25K15.53 mi2.42 mi28108+4616027+3416027+3427780(Top 96%)15860(Top 97%)15860(Top 849%)
30K18.64 mi3.11 mi28091+1716015+1216015+1228065(Top 97%)15922(Top 97%)15922(Top 852%)
20M20.00 mi1.36 mi28027+6415978+3715978+3727229(Top 94%)15516(Top 95%)15516(Top 831%)
21M21.00 mi1.00 mi28005+2215968+1015968+1027201(Top 94%)15450(Top 95%)15450(Top 827%)
35K21.75 mi0.75 mi27979+2615958+1015958+1026915(Top 93%)15301(Top 94%)15301(Top 819%)
23M23.00 mi1.25 mi27965+1415947+1115947+1127352(Top 94%)15503(Top 95%)15503(Top 830%)
24M24.00 mi1.00 mi27919+4615920+2715920+2726772(Top 92%)15172(Top 93%)15172(Top 812%)
40K24.85 mi0.85 mi27907+1215906+1415906+1427160(Top 94%)15352(Top 94%)15352(Top 822%)
25.2M25.20 mi0.35 mi27901+615901+515901+527458(Top 95%)15502(Top 95%)15502(Top 830%)
FINISH26.22 mi1.02 mi27896+515894+715894+727487(Top 95%)15528(Top 95%)15528(Top 831%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
Γ—21
+97ft-345ft

Overall

28506

Males

16165

M50-54

16165

5K→10K

3.1 - 6.2 mi

Top 96%
Γ—5
+79ft-138ft

Overall

27847

Males

15926

M50-54

15926

10K→15K

6.2 - 9.3 mi

Top 98%
Γ—3
+67ft-78ft

Overall

28506

Males

16165

M50-54

16165

15K→20K

9.3 - 12.4 mi

Top 97%
Γ—5
+106ft-86ft

Overall

28067

Males

16005

M50-54

16005

20K→HALF

12.4 - 13.1 mi

Top 96%
Γ—2
+19ft-37ft

Overall

27832

Males

15875

M50-54

15875

HALF→25K

13.1 - 15.5 mi

Top 96%
Γ—4
+66ft-88ft

Overall

27780

Males

15860

M50-54

15860

25K→30K

15.5 - 18.6 mi

Top 97%
Γ—9
+181ft-148ft

Overall

28065

Males

15922

M50-54

15922

30K→20M

18.6 - 20.0 mi

Top 94%
Γ—5
+64ft-50ft

Overall

27229

Males

15516

M50-54

15516

20M→21M

20.0 - 21.0 mi

Top 94%
Γ—8
+106ft-24ft

Overall

27201

Males

15450

M50-54

15450

21M→35K

21.0 - 21.8 mi

Top 93%
Γ—7
+17ft-86ft

Overall

26915

Males

15301

M50-54

15301

35K→23M

21.8 - 23.0 mi

Top 94%
Γ—5
+23ft-63ft

Overall

27352

Males

15503

M50-54

15503

23M→24M

23.0 - 24.0 mi

Top 92%
Γ—6
+12ft-82ft

Overall

26772

Males

15172

M50-54

15172

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27160

Males

15352

M50-54

15352

40K→25.2M

24.9 - 25.2 mi

Top 95%
Γ—1
+13ft-16ft

Overall

27458

Males

15502

M50-54

15502

25.2M→FINISH

25.2 - 26.2 mi

Top 95%
Γ—2
+22ft-21ft

Overall

27487

Males

15528

M50-54

15528

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
630
Passed By
571
Net Change
-57
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27839
5K β†’ 10K117172-55#27839#27894
10K β†’ 15K17200-299#27894#28193
15K β†’ 20K8352+31#28193#28162
20K β†’ HALF2012+8#28162#28154
HALF β†’ 25K7125+46#28154#28108
25K β†’ 30K6245+17#28108#28091
30K β†’ 20M7612+64#28091#28027
20M β†’ 21M319+22#28027#28005
21M β†’ 35K293+26#28005#27979
35K β†’ 23M2713+14#27979#27965
23M β†’ 24M504+46#27965#27919
24M β†’ 40K2210+12#27919#27907
40K β†’ 25.2M82+6#27907#27901
25.2M β†’ FINISH1712+5#27901#27896
TOTALS630571-57
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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