Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Chin-Chung Liao

Bib: 23482 β€’M β€’Age: N/A

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 (M65-69)
#0 / 774
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
28:05
3.11 mi
Rank: #22841
Start β†’ 5K
28:05 | 9:03/mi
10K
56:14
6.21 mi
Rank: #22959 (-118)
5K β†’ 10K
28:09 | 9:04/mi
15K
1:24:02
9.32 mi
Rank: #22798 (+161)
10K β†’ 15K
27:48 | 8:57/mi
20K
1:52:14
12.43 mi
Rank: #22626 (+172)
15K β†’ 20K
28:12 | 9:05/mi
HALF
1:58:29
13.11 mi
Rank: #22666 (-40)
20K β†’ HALF
6:15 | 9:11/mi
25K
2:20:48
15.53 mi
Rank: #22557 (+109)
HALF β†’ 25K
22:19 | 9:13/mi
30K
2:51:12
18.64 mi
Rank: #22572 (-15)
25K β†’ 30K
30:24 | 9:48/mi
20M
3:04:08
20.00 mi
Rank: #22433 (+139)
30K β†’ 20M
12:56 | 9:32/mi
21M
3:15:08
21.00 mi
Rank: #22504 (-71)
20M β†’ 21M
11:00 | 11:00/mi
35K
3:22:09
21.75 mi
Rank: #22452 (+52)
21M β†’ 35K
7:01 | 9:23/mi
23M
3:34:07
23.00 mi
Rank: #22347 (+105)
35K β†’ 23M
11:58 | 9:34/mi
24M
3:43:29
24.00 mi
Rank: #22266 (+81)
23M β†’ 24M
9:22 | 9:22/mi
40K
3:51:59
24.85 mi
Rank: #22252 (+14)
24M β†’ 40K
8:30 | 9:57/mi
25.2M
3:55:51
25.20 mi
Rank: #22269 (-17)
40K β†’ 25.2M
3:52 | 11:13/mi
FINISH
4:05:47
26.22 mi
Rank: #22287 (-18)
25.2M β†’ FINISH
9:56 | 9:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:29
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:07:18
Pace9:43 /mi
πŸ“ŠPositive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:1828:059:0328:05
9:03
-
10K
6.21 mi12:00:2756:149:0328:09
9:04
+0:01
15K
9.32 mi12:28:151:24:029:0127:48
8:57
-0:07
20K
12.43 mi12:56:271:52:149:0228:12
9:05
+0:08
HALF
13.11 mi13:02:421:58:299:036:15
9:11
+0:06
25K
15.53 mi13:25:012:20:489:0422:19
9:13
+0:02
30K
18.64 mi13:55:252:51:129:1230:24
9:48
+0:35
20M
20.00 mi14:08:213:04:089:1312:56
9:32
-0:16
21M
21.00 mi14:19:213:15:089:1811:00
11:00
+1:28
35K
21.75 mi14:26:223:22:099:187:01
9:23
-1:37
23M
23.00 mi14:38:203:34:079:1911:58
9:34
+0:11
24M
24.00 mi14:47:423:43:299:199:22
9:22
-0:12
40K
24.85 mi14:56:123:51:599:218:30
9:57
+0:35
25.2M
25.20 mi15:00:043:55:519:223:52
11:13
+1:16
FINISH
26.22 mi15:10:004:05:479:239:56
9:45
-1:28

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

8:57 /mi

Average Pace

9:23 /mi

Slowest Pace

11:13 /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

55:53

23% of race

Time at Steady Pace

2:06:12

51% of race

Time at Slower Pace

1:03:42

26% of race

Average Pace: 9:22 /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 mi11:32:1828:059:0328:05
9:03
#22841
10K
6.21 mi12:00:2756:149:0328:09
9:04
#22959
15K
9.32 mi12:28:151:24:029:0127:48
8:57
#22798
20K
12.43 mi12:56:271:52:149:0228:12
9:05
#22626
HALF
13.11 mi13:02:421:58:299:036:15
9:11
#22666
25K
15.53 mi13:25:012:20:489:0422:19
9:13
#22557
30K
18.64 mi13:55:252:51:129:1230:24
9:48
#22572
20M
20.00 mi14:08:213:04:089:1312:56
9:32
#22433
21M
21.00 mi14:19:213:15:089:1811:00
11:00
#22504
35K
21.75 mi14:26:223:22:099:187:01
9:23
#22452
23M
23.00 mi14:38:203:34:079:1911:58
9:34
#22347
24M
24.00 mi14:47:423:43:299:199:22
9:22
#22266
40K
24.85 mi14:56:123:51:599:218:30
9:57
#22252
25.2M
25.20 mi15:00:043:55:519:223:52
11:13
#22269
FINISH
26.22 mi15:10:004:05:479:239:56
9:45
#22287
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi22841136531365322429(Top 77%)13494(Top 83%)13494(Top 1743%)
10K6.21 mi3.10 mi22959-11813725-7213725-7223071(Top 79%)13780(Top 84%)13780(Top 1780%)
15K9.32 mi3.11 mi22798+16113660+6513660+6522429(Top 77%)13494(Top 83%)13494(Top 1743%)
20K12.43 mi3.11 mi22626+17213576+8413576+8422252(Top 77%)13374(Top 82%)13374(Top 1728%)
HALF13.11 mi0.68 mi22666-4013590-1413590-1423343(Top 80%)13906(Top 85%)13906(Top 1797%)
25K15.53 mi2.42 mi22557+10913526+6413526+6422040(Top 76%)13254(Top 81%)13254(Top 1712%)
30K18.64 mi3.11 mi22572-1513490+3613490+3622526(Top 78%)13391(Top 82%)13391(Top 1730%)
20M20.00 mi1.36 mi22433+13913422+6813422+6821131(Top 73%)12640(Top 77%)12640(Top 1633%)
21M21.00 mi1.00 mi22504-7113435-1313435-1323093(Top 80%)13529(Top 83%)13529(Top 1748%)
35K21.75 mi0.75 mi22452+5213407+2813407+2821406(Top 74%)12682(Top 78%)12682(Top 1639%)
23M23.00 mi1.25 mi22347+10513339+6813339+6820791(Top 72%)12360(Top 76%)12360(Top 1597%)
24M24.00 mi1.00 mi22266+8113284+5513284+5520859(Top 72%)12316(Top 75%)12316(Top 1591%)
40K24.85 mi0.85 mi22252+1413268+1613268+1621760(Top 75%)12696(Top 78%)12696(Top 1640%)
25.2M25.20 mi0.35 mi22269-17132681326822859(Top 79%)13243(Top 81%)13243(Top 1711%)
FINISH26.22 mi1.02 mi22287-1813259+913259+923119(Top 80%)13367(Top 82%)13367(Top 1727%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
Γ—21
+97ft-345ft

Overall

22429

Males

13494

M65-69

13494

5K→10K

3.1 - 6.2 mi

Top 79%
Γ—5
+79ft-138ft

Overall

23071

Males

13780

M65-69

13780

10K→15K

6.2 - 9.3 mi

Top 77%
Γ—3
+67ft-78ft

Overall

22429

Males

13494

M65-69

13494

15K→20K

9.3 - 12.4 mi

Top 77%
Γ—5
+106ft-86ft

Overall

22252

Males

13374

M65-69

13374

20K→HALF

12.4 - 13.1 mi

Top 80%
Γ—2
+19ft-37ft

Overall

23343

Males

13906

M65-69

13906

HALF→25K

13.1 - 15.5 mi

Top 76%
Γ—4
+66ft-88ft

Overall

22040

Males

13254

M65-69

13254

25K→30K

15.5 - 18.6 mi

Top 78%
Γ—9
+181ft-148ft

Overall

22526

Males

13391

M65-69

13391

30K→20M

18.6 - 20.0 mi

Top 73%
Γ—5
+64ft-50ft

Overall

21131

Males

12640

M65-69

12640

20M→21M

20.0 - 21.0 mi

Top 80%
Γ—8
+106ft-24ft

Overall

23093

Males

13529

M65-69

13529

21M→35K

21.0 - 21.8 mi

Top 74%
Γ—7
+17ft-86ft

Overall

21406

Males

12682

M65-69

12682

35K→23M

21.8 - 23.0 mi

Top 72%
Γ—5
+23ft-63ft

Overall

20791

Males

12360

M65-69

12360

23M→24M

23.0 - 24.0 mi

Top 72%
Γ—6
+12ft-82ft

Overall

20859

Males

12316

M65-69

12316

24M→40K

24.0 - 24.9 mi

Top 75%
Γ—1
+6ft-20ft

Overall

21760

Males

12696

M65-69

12696

40K→25.2M

24.9 - 25.2 mi

Top 79%
Γ—1
+13ft-16ft

Overall

22859

Males

13243

M65-69

13243

25.2M→FINISH

25.2 - 26.2 mi

Top 80%
Γ—2
+22ft-21ft

Overall

23119

Males

13367

M65-69

13367

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1669*
Passed By
997
Net Change
+554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#22841
5K β†’ 10K200200-118#22841#22959
10K β†’ 15K261*100+161#22959#22798
15K β†’ 20K233*61+172#22798#22626
20K β†’ HALF2060-40#22626#22666
HALF β†’ 25K17566+109#22666#22557
25K β†’ 30K179194-15#22557#22572
30K β†’ 20M15011+139#22572#22433
20M β†’ 21M52123-71#22433#22504
21M β†’ 35K7119+52#22504#22452
35K β†’ 23M12823+105#22452#22347
23M β†’ 24M10221+81#22347#22266
24M β†’ 40K5440+14#22266#22252
40K β†’ 25.2M1330-17#22252#22269
25.2M β†’ FINISH3149-18#22269#22287
TOTALS1669*997+554

* 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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