Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kun Lin Kuan

Bib: 9512 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 43%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 45%
Age Group (M55-59)
#0 / 1491
Top 32%
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
22:38
3.11 mi
Rank: #10912
Start β†’ 5K
22:38 | 7:18/mi
10K
45:21
6.21 mi
Rank: #11055 (-143)
5K β†’ 10K
22:43 | 7:19/mi
15K
1:08:28
9.32 mi
Rank: #11455 (-400)
10K β†’ 15K
23:07 | 7:27/mi
20K
1:31:58
12.43 mi
Rank: #11725 (-270)
15K β†’ 20K
23:30 | 7:34/mi
HALF
1:37:27
13.11 mi
Rank: #12018 (-293)
20K β†’ HALF
5:29 | 8:03/mi
25K
1:56:07
15.53 mi
Rank: #12178 (-160)
HALF β†’ 25K
18:40 | 7:42/mi
30K
2:21:11
18.64 mi
Rank: #12492 (-314)
25K β†’ 30K
25:04 | 8:05/mi
20M
2:32:16
20.00 mi
Rank: #12572 (-80)
30K β†’ 20M
11:05 | 8:10/mi
21M
2:41:03
21.00 mi
Rank: #12706 (-134)
20M β†’ 21M
8:47 | 8:47/mi
35K
2:47:00
21.75 mi
Rank: #12753 (-47)
21M β†’ 35K
5:57 | 7:58/mi
23M
2:56:52
23.00 mi
Rank: #12658 (+95)
35K β†’ 23M
9:52 | 7:54/mi
24M
3:04:26
24.00 mi
Rank: #12556 (+102)
23M β†’ 24M
7:34 | 7:34/mi
40K
3:11:01
24.85 mi
Rank: #12451 (+105)
24M β†’ 40K
6:35 | 7:42/mi
25.2M
3:13:55
25.20 mi
Rank: #12414 (+37)
40K β†’ 25.2M
2:54 | 8:25/mi
FINISH
3:21:38
26.22 mi
Rank: #12367 (+47)
25.2M β†’ FINISH
7:43 | 7:35/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:37:27
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:44:11
Pace7:57 /mi
πŸ“ŠPositive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:3722:387:1822:38
7:18
-
10K
6.21 mi11:01:2045:217:1822:43
7:19
+0:01
15K
9.32 mi11:24:271:08:287:2123:07
7:27
+0:08
20K
12.43 mi11:47:571:31:587:2523:30
7:34
+0:07
HALF
13.11 mi11:53:261:37:277:275:29
8:03
+0:29
25K
15.53 mi12:12:061:56:077:2918:40
7:42
-0:21
30K
18.64 mi12:37:102:21:117:3525:04
8:05
+0:23
20M
20.00 mi12:48:152:32:167:3711:05
8:10
+0:05
21M
21.00 mi12:57:022:41:037:418:47
8:47
+0:37
35K
21.75 mi13:02:592:47:007:415:57
7:58
-0:49
23M
23.00 mi13:12:512:56:527:429:52
7:54
-0:04
24M
24.00 mi13:20:253:04:267:427:34
7:34
-0:20
40K
24.85 mi13:27:003:11:017:426:35
7:42
+0:08
25.2M
25.20 mi13:29:543:13:557:422:54
8:25
+0:43
FINISH
26.22 mi13:37:373:21:387:427:43
7:35
-0:50

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

7:18 /mi

Average Pace

7:42 /mi

Slowest Pace

8:47 /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

1:08:28

34% of race

Time at Steady Pace

1:13:54

37% of race

Time at Slower Pace

59:16

29% of race

Average Pace: 7:41 /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 mi10:38:3722:387:1822:38
7:18
#10912
10K
6.21 mi11:01:2045:217:1822:43
7:19
#11055
15K
9.32 mi11:24:271:08:287:2123:07
7:27
#11455
20K
12.43 mi11:47:571:31:587:2523:30
7:34
#11725
HALF
13.11 mi11:53:261:37:277:275:29
8:03
#12018
25K
15.53 mi12:12:061:56:077:2918:40
7:42
#12178
30K
18.64 mi12:37:102:21:117:3525:04
8:05
#12492
20M
20.00 mi12:48:152:32:167:3711:05
8:10
#12572
21M
21.00 mi12:57:022:41:037:418:47
8:47
#12706
35K
21.75 mi13:02:592:47:007:415:57
7:58
#12753
23M
23.00 mi13:12:512:56:527:429:52
7:54
#12658
24M
24.00 mi13:20:253:04:267:427:34
7:34
#12556
40K
24.85 mi13:27:003:11:017:426:35
7:42
#12451
25.2M
25.20 mi13:29:543:13:557:422:54
8:25
#12414
FINISH
26.22 mi13:37:373:21:387:427:43
7:35
#12367
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 mi109128549854912297(Top 42%)9074(Top 56%)9074(Top 609%)
10K6.21 mi3.10 mi11055-1438585-368585-3611264(Top 39%)8643(Top 53%)8643(Top 580%)
15K9.32 mi3.11 mi11455-4008742-1578742-15712297(Top 42%)9074(Top 56%)9074(Top 609%)
20K12.43 mi3.11 mi11725-2708832-908832-9012511(Top 43%)9073(Top 56%)9073(Top 609%)
HALF13.11 mi0.68 mi12018-2938972-1408972-14017355(Top 60%)11146(Top 68%)11146(Top 748%)
25K15.53 mi2.42 mi12178-1609005-339005-3312999(Top 45%)9215(Top 56%)9215(Top 618%)
30K18.64 mi3.11 mi12492-3149087-829087-8213986(Top 48%)9543(Top 58%)9543(Top 640%)
20M20.00 mi1.36 mi12572-809084+39084+313916(Top 48%)9409(Top 58%)9409(Top 631%)
21M21.00 mi1.00 mi12706-1349113-299113-2914852(Top 51%)9730(Top 60%)9730(Top 653%)
35K21.75 mi0.75 mi12753-479127-149127-1414103(Top 49%)9351(Top 57%)9351(Top 627%)
23M23.00 mi1.25 mi12658+959072+559072+5511611(Top 40%)8160(Top 50%)8160(Top 547%)
24M24.00 mi1.00 mi12556+1029006+669006+6610599(Top 37%)7605(Top 47%)7605(Top 510%)
40K24.85 mi0.85 mi12451+1058940+668940+6610300(Top 35%)7378(Top 45%)7378(Top 495%)
25.2M25.20 mi0.35 mi12414+378917+238917+2310981(Top 38%)7625(Top 47%)7625(Top 511%)
FINISH26.22 mi1.02 mi12367+478865+528865+5211975(Top 41%)8092(Top 50%)8092(Top 543%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
Γ—21
+97ft-345ft

Overall

12297

Males

9074

M55-59

9074

5K→10K

3.1 - 6.2 mi

Top 39%
Γ—5
+79ft-138ft

Overall

11264

Males

8643

M55-59

8643

10K→15K

6.2 - 9.3 mi

Top 42%
Γ—3
+67ft-78ft

Overall

12297

Males

9074

M55-59

9074

15K→20K

9.3 - 12.4 mi

Top 43%
Γ—5
+106ft-86ft

Overall

12511

Males

9073

M55-59

9073

20K→HALF

12.4 - 13.1 mi

Top 60%
Γ—2
+19ft-37ft

Overall

17355

Males

11146

M55-59

11146

HALF→25K

13.1 - 15.5 mi

Top 45%
Γ—4
+66ft-88ft

Overall

12999

Males

9215

M55-59

9215

25K→30K

15.5 - 18.6 mi

Top 48%
Γ—9
+181ft-148ft

Overall

13986

Males

9543

M55-59

9543

30K→20M

18.6 - 20.0 mi

Top 48%
Γ—5
+64ft-50ft

Overall

13916

Males

9409

M55-59

9409

20M→21M

20.0 - 21.0 mi

Top 51%
Γ—8
+106ft-24ft

Overall

14852

Males

9730

M55-59

9730

21M→35K

21.0 - 21.8 mi

Top 49%
Γ—7
+17ft-86ft

Overall

14103

Males

9351

M55-59

9351

35K→23M

21.8 - 23.0 mi

Top 40%
Γ—5
+23ft-63ft

Overall

11611

Males

8160

M55-59

8160

23M→24M

23.0 - 24.0 mi

Top 37%
Γ—6
+12ft-82ft

Overall

10599

Males

7605

M55-59

7605

24M→40K

24.0 - 24.9 mi

Top 35%
Γ—1
+6ft-20ft

Overall

10300

Males

7378

M55-59

7378

40K→25.2M

24.9 - 25.2 mi

Top 38%
Γ—1
+13ft-16ft

Overall

10981

Males

7625

M55-59

7625

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
Γ—2
+22ft-21ft

Overall

11975

Males

8092

M55-59

8092

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1221
Passed By
1757
Net Change
-1455
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#10912
5K β†’ 10K175200-143#10912#11055
10K β†’ 15K78200-400#11055#11455
15K β†’ 20K90200-270#11455#11725
20K β†’ HALF3200-293#11725#12018
HALF β†’ 25K80200-160#12018#12178
25K β†’ 30K113200-314#12178#12492
30K β†’ 20M64144-80#12492#12572
20M β†’ 21M43177-134#12572#12706
21M β†’ 35K3986-47#12706#12753
35K β†’ 23M13540+95#12753#12658
23M β†’ 24M12321+102#12658#12556
24M β†’ 40K13429+105#12556#12451
40K β†’ 25.2M4811+37#12451#12414
25.2M β†’ FINISH9649+47#12414#12367
TOTALS12211757-1455
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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