Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Marcin Smolak

Bib: 7108 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 32%
Gender (Male)
#0 / 16340
Top 45%
Masters (Masters Men)
#0 / 10617
Top 33%
Age Group (M45-49)
#0 / 2413
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
20:51
3.11 mi
Rank: #6004
Start β†’ 5K
20:51 | 6:43/mi
10K
41:57
6.21 mi
Rank: #6421 (-417)
5K β†’ 10K
21:06 | 6:48/mi
15K
1:03:04
9.32 mi
Rank: #6511 (-90)
10K β†’ 15K
21:07 | 6:48/mi
20K
1:24:06
12.43 mi
Rank: #6323 (+188)
15K β†’ 20K
21:02 | 6:47/mi
HALF
1:28:43
13.11 mi
Rank: #6338 (-15)
20K β†’ HALF
4:37 | 6:47/mi
25K
1:45:46
15.53 mi
Rank: #6569 (-231)
HALF β†’ 25K
17:03 | 7:02/mi
30K
2:09:56
18.64 mi
Rank: #7496 (-927)
25K β†’ 30K
24:10 | 7:47/mi
20M
2:20:46
20.00 mi
Rank: #7795 (-299)
30K β†’ 20M
10:50 | 7:59/mi
21M
2:29:25
21.00 mi
Rank: #8070 (-275)
20M β†’ 21M
8:39 | 8:39/mi
35K
2:34:47
21.75 mi
Rank: #8049 (+21)
21M β†’ 35K
5:22 | 7:11/mi
23M
2:44:52
23.00 mi
Rank: #8264 (-215)
35K β†’ 23M
10:05 | 8:04/mi
24M
2:52:45
24.00 mi
Rank: #8431 (-167)
23M β†’ 24M
7:53 | 7:53/mi
40K
3:00:29
24.85 mi
Rank: #8839 (-408)
24M β†’ 40K
7:44 | 9:03/mi
25.2M
3:03:41
25.20 mi
Rank: #8924 (-85)
40K β†’ 25.2M
3:12 | 9:17/mi
FINISH
3:12:19
26.22 mi
Rank: #9316 (-392)
25.2M β†’ FINISH
8:38 | 8:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:43
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:43:36
Pace7:55 /mi
πŸ“ŠPositive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2720:516:4320:51
6:43
-
10K
6.21 mi10:46:3341:576:4621:06
6:48
+0:05
15K
9.32 mi11:07:401:03:046:4621:07
6:48
0:00
20K
12.43 mi11:28:421:24:066:4721:02
6:47
-0:01
HALF
13.11 mi11:33:191:28:436:474:37
6:47
0:00
25K
15.53 mi11:50:221:45:466:4917:03
7:02
+0:15
30K
18.64 mi12:14:322:09:566:5924:10
7:47
+0:45
20M
20.00 mi12:25:222:20:467:0310:50
7:59
+0:12
21M
21.00 mi12:34:012:29:257:078:39
8:39
+0:40
35K
21.75 mi12:39:232:34:477:085:22
7:11
-1:28
23M
23.00 mi12:49:282:44:527:1110:05
8:04
+0:53
24M
24.00 mi12:57:212:52:457:127:53
7:53
-0:11
40K
24.85 mi13:05:053:00:297:167:44
9:03
+1:10
25.2M
25.20 mi13:08:173:03:417:183:12
9:17
+0:14
FINISH
26.22 mi13:16:553:12:197:218:38
8:29
-0:48

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

6:43 /mi

Average Pace

7:20 /mi

Slowest Pace

9:17 /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

1:51:08

58% of race

Time at Steady Pace

52:58

28% of race

Time at Slower Pace

28:13

15% of race

Average Pace: 7:20 /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 mi10:25:2720:516:4320:51
6:43
#6004
10K
6.21 mi10:46:3341:576:4621:06
6:48
#6421
15K
9.32 mi11:07:401:03:046:4621:07
6:48
#6511
20K
12.43 mi11:28:421:24:066:4721:02
6:47
#6323
HALF
13.11 mi11:33:191:28:436:474:37
6:47
#6338
25K
15.53 mi11:50:221:45:466:4917:03
7:02
#6569
30K
18.64 mi12:14:322:09:566:5924:10
7:47
#7496
20M
20.00 mi12:25:222:20:467:0310:50
7:59
#7795
21M
21.00 mi12:34:012:29:257:078:39
8:39
#8070
35K
21.75 mi12:39:232:34:477:085:22
7:11
#8049
23M
23.00 mi12:49:282:44:527:1110:05
8:04
#8264
24M
24.00 mi12:57:212:52:457:127:53
7:53
#8431
40K
24.85 mi13:05:053:00:297:167:44
9:03
#8839
25.2M
25.20 mi13:08:173:03:417:183:12
9:17
#8924
FINISH
26.22 mi13:16:553:12:197:218:38
8:29
#9316
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6004547954796808(Top 23%)6050(Top 37%)6050(Top 251%)
10K6.21 mi3.10 mi6421-4175786-3075786-3076903(Top 24%)6133(Top 38%)6133(Top 254%)
15K9.32 mi3.11 mi6511-905844-585844-586808(Top 23%)6050(Top 37%)6050(Top 251%)
20K12.43 mi3.11 mi6323+1885709+1355709+1355901(Top 20%)5338(Top 33%)5338(Top 221%)
HALF13.11 mi0.68 mi6338-155719-105719-106906(Top 24%)6124(Top 37%)6124(Top 254%)
25K15.53 mi2.42 mi6569-2315867-1485867-1487621(Top 26%)6536(Top 40%)6536(Top 271%)
30K18.64 mi3.11 mi7496-9276503-6366503-63611801(Top 41%)8565(Top 52%)8565(Top 355%)
20M20.00 mi1.36 mi7795-2996682-1796682-17912623(Top 43%)8834(Top 54%)8834(Top 366%)
21M21.00 mi1.00 mi8070-2756824-1426824-14214025(Top 48%)9369(Top 57%)9369(Top 388%)
35K21.75 mi0.75 mi8049+216797+276797+278342(Top 29%)6613(Top 40%)6613(Top 274%)
23M23.00 mi1.25 mi8264-2156892-956892-9512818(Top 44%)8728(Top 53%)8728(Top 362%)
24M24.00 mi1.00 mi8431-1676952-606952-6012884(Top 44%)8634(Top 53%)8634(Top 358%)
40K24.85 mi0.85 mi8839-4087153-2017153-20118571(Top 64%)11143(Top 68%)11143(Top 462%)
25.2M25.20 mi0.35 mi8924-857185-327185-3216108(Top 56%)10001(Top 61%)10001(Top 414%)
FINISH26.22 mi1.02 mi9316-3927387-2027387-20217968(Top 62%)10861(Top 66%)10861(Top 450%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
Γ—21
+97ft-345ft

Overall

6808

Males

6050

M45-49

6050

5K→10K

3.1 - 6.2 mi

Top 24%
Γ—5
+79ft-138ft

Overall

6903

Males

6133

M45-49

6133

10K→15K

6.2 - 9.3 mi

Top 23%
Γ—3
+67ft-78ft

Overall

6808

Males

6050

M45-49

6050

15K→20K

9.3 - 12.4 mi

Top 20%
Γ—5
+106ft-86ft

Overall

5901

Males

5338

M45-49

5338

20K→HALF

12.4 - 13.1 mi

Top 24%
Γ—2
+19ft-37ft

Overall

6906

Males

6124

M45-49

6124

HALF→25K

13.1 - 15.5 mi

Top 26%
Γ—4
+66ft-88ft

Overall

7621

Males

6536

M45-49

6536

25K→30K

15.5 - 18.6 mi

Top 41%
Γ—9
+181ft-148ft

Overall

11801

Males

8565

M45-49

8565

30K→20M

18.6 - 20.0 mi

Top 43%
Γ—5
+64ft-50ft

Overall

12623

Males

8834

M45-49

8834

20M→21M

20.0 - 21.0 mi

Top 48%
Γ—8
+106ft-24ft

Overall

14025

Males

9369

M45-49

9369

21M→35K

21.0 - 21.8 mi

Top 29%
Γ—7
+17ft-86ft

Overall

8342

Males

6613

M45-49

6613

35K→23M

21.8 - 23.0 mi

Top 44%
Γ—5
+23ft-63ft

Overall

12818

Males

8728

M45-49

8728

23M→24M

23.0 - 24.0 mi

Top 44%
Γ—6
+12ft-82ft

Overall

12884

Males

8634

M45-49

8634

24M→40K

24.0 - 24.9 mi

Top 64%
Γ—1
+6ft-20ft

Overall

18571

Males

11143

M45-49

11143

40K→25.2M

24.9 - 25.2 mi

Top 56%
Γ—1
+13ft-16ft

Overall

16108

Males

10001

M45-49

10001

25.2M→FINISH

25.2 - 26.2 mi

Top 62%
Γ—2
+22ft-21ft

Overall

17968

Males

10861

M45-49

10861

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
721*
Passed By
2202
Net Change
-3312
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#6004
5K β†’ 10K82200-417#6004#6421
10K β†’ 15K106196-90#6421#6511
15K β†’ 20K233*45+188#6511#6323
20K β†’ HALF1732-15#6323#6338
HALF β†’ 25K49200-231#6338#6569
25K β†’ 30K19200-927#6569#7496
30K β†’ 20M27200-299#7496#7795
20M β†’ 21M15200-275#7795#8070
21M β†’ 35K5332+21#8070#8049
35K β†’ 23M41200-215#8049#8264
23M β†’ 24M41200-167#8264#8431
24M β†’ 40K10200-408#8431#8839
40K β†’ 25.2M1297-85#8839#8924
25.2M β†’ FINISH16200-392#8924#9316
TOTALS721*2202-3312

* 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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