Qun Lin

Bib: 23412MAge: 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 (M60-64)
#0 / 1514
Top 20%
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
25:53
3.11 mi
Rank: #19056
Start5K
25:53 | 8:20/mi
10K
51:05
6.21 mi
Rank: #18522 (+534)
5K10K
25:12 | 8:07/mi
15K
1:15:43
9.32 mi
Rank: #17901 (+621)
10K15K
24:38 | 7:56/mi
20K
1:39:59
12.43 mi
Rank: #17135 (+766)
15K20K
24:16 | 7:49/mi
HALF
1:45:00
13.11 mi
Rank: #16870 (+265)
20KHALF
5:01 | 7:22/mi
25K
2:04:32
15.53 mi
Rank: #16688 (+182)
HALF25K
19:32 | 8:04/mi
30K
2:30:25
18.64 mi
Rank: #16506 (+182)
25K30K
25:53 | 8:20/mi
20M
2:41:40
20.00 mi
Rank: #16353 (+153)
30K20M
11:15 | 8:17/mi
21M
2:50:31
21.00 mi
Rank: #16237 (+116)
20M21M
8:51 | 8:51/mi
35K
2:56:26
21.75 mi
Rank: #16129 (+108)
21M35K
5:55 | 7:55/mi
23M
3:06:32
23.00 mi
Rank: #15924 (+205)
35K23M
10:06 | 8:05/mi
24M
3:14:02
24.00 mi
Rank: #15677 (+247)
23M24M
7:30 | 7:30/mi
40K
3:20:35
24.85 mi
Rank: #15473 (+204)
24M40K
6:33 | 7:40/mi
25.2M
3:23:26
25.20 mi
Rank: #15376 (+97)
40K25.2M
2:51 | 8:16/mi
FINISH
3:30:53
26.22 mi
Rank: #15174 (+202)
25.2MFINISH
7:27 | 7:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:45:00
Pace8:01 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:53
Pace8:05 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:4025:538:2025:53
8:20
-
10K
6.21 mi11:54:5251:058:1425:12
8:07
-0:13
15K
9.32 mi12:19:301:15:438:0824:38
7:56
-0:11
20K
12.43 mi12:43:461:39:598:0324:16
7:49
-0:07
HALF
13.11 mi12:48:471:45:008:015:01
7:22
-0:27
25K
15.53 mi13:08:192:04:328:0219:32
8:04
+0:42
30K
18.64 mi13:34:122:30:258:0525:53
8:20
+0:16
20M
20.00 mi13:45:272:41:408:0611:15
8:17
-0:03
21M
21.00 mi13:54:182:50:318:088:51
8:51
+0:34
35K
21.75 mi14:00:132:56:268:075:55
7:55
-0:56
23M
23.00 mi14:10:193:06:328:0710:06
8:05
+0:10
24M
24.00 mi14:17:493:14:028:067:30
7:30
-0:35
40K
24.85 mi14:24:223:20:358:056:33
7:40
+0:10
25.2M
25.20 mi14:27:133:23:268:052:51
8:16
+0:36
FINISH
26.22 mi14:34:403:30:538:037:27
7:19
-0:57

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

7:19 /mi

Average Pace

8:03 /mi

Slowest Pace

8:51 /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

50:47

24% of race

Time at Steady Pace

1:25:23

40% of race

Time at Slower Pace

1:14:43

35% of race

Average Pace: 8:03 /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 mi11:29:4025:538:2025:53
8:20
#19056
10K
6.21 mi11:54:5251:058:1425:12
8:07
#18522
15K
9.32 mi12:19:301:15:438:0824:38
7:56
#17901
20K
12.43 mi12:43:461:39:598:0324:16
7:49
#17135
HALF
13.11 mi12:48:471:45:008:015:01
7:22
#16870
25K
15.53 mi13:08:192:04:328:0219:32
8:04
#16688
30K
18.64 mi13:34:122:30:258:0525:53
8:20
#16506
20M
20.00 mi13:45:272:41:408:0611:15
8:17
#16353
21M
21.00 mi13:54:182:50:318:088:51
8:51
#16237
35K
21.75 mi14:00:132:56:268:075:55
7:55
#16129
23M
23.00 mi14:10:193:06:328:0710:06
8:05
#15924
24M
24.00 mi14:17:493:14:028:067:30
7:30
#15677
40K
24.85 mi14:24:223:20:358:056:33
7:40
#15473
25.2M
25.20 mi14:27:133:23:268:052:51
8:16
#15376
FINISH
26.22 mi14:34:403:30:538:037:27
7:19
#15174
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19056118541185416428(Top 57%)10782(Top 66%)10782(Top 712%)
10K6.21 mi3.10 mi18522+53411652+20211652+20218035(Top 62%)11451(Top 70%)11451(Top 756%)
15K9.32 mi3.11 mi17901+62111387+26511387+26516428(Top 57%)10782(Top 66%)10782(Top 712%)
20K12.43 mi3.11 mi17135+76611056+33111056+33114608(Top 50%)9983(Top 61%)9983(Top 659%)
HALF13.11 mi0.68 mi16870+26510938+11810938+11811712(Top 40%)8832(Top 54%)8832(Top 583%)
25K15.53 mi2.42 mi16688+18210857+8110857+8115795(Top 54%)10427(Top 64%)10427(Top 689%)
30K18.64 mi3.11 mi16506+18210737+12010737+12015819(Top 55%)10335(Top 63%)10335(Top 683%)
20M20.00 mi1.36 mi16353+15310661+7610661+7614797(Top 51%)9813(Top 60%)9813(Top 648%)
21M21.00 mi1.00 mi16237+11610585+7610585+7615256(Top 53%)9928(Top 61%)9928(Top 656%)
35K21.75 mi0.75 mi16129+10810522+6310522+6313823(Top 48%)9245(Top 57%)9245(Top 611%)
23M23.00 mi1.25 mi15924+20510415+10710415+10712931(Top 45%)8787(Top 54%)8787(Top 580%)
24M24.00 mi1.00 mi15677+24710309+10610309+10610080(Top 35%)7358(Top 45%)7358(Top 486%)
40K24.85 mi0.85 mi15473+20410199+11010199+11010030(Top 35%)7238(Top 44%)7238(Top 478%)
25.2M25.20 mi0.35 mi15376+9710154+4510154+4510039(Top 35%)7189(Top 44%)7189(Top 475%)
FINISH26.22 mi1.02 mi15174+20210069+8510069+859967(Top 34%)7111(Top 44%)7111(Top 470%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16428

Males

10782

M60-64

10782

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

18035

Males

11451

M60-64

11451

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16428

Males

10782

M60-64

10782

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14608

Males

9983

M60-64

9983

20K→HALF

12.4 - 13.1 mi

Top 40%
×2
+19ft-37ft

Overall

11712

Males

8832

M60-64

8832

HALF→25K

13.1 - 15.5 mi

Top 54%
×4
+66ft-88ft

Overall

15795

Males

10427

M60-64

10427

25K→30K

15.5 - 18.6 mi

Top 55%
×9
+181ft-148ft

Overall

15819

Males

10335

M60-64

10335

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14797

Males

9813

M60-64

9813

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15256

Males

9928

M60-64

9928

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

13823

Males

9245

M60-64

9245

35K→23M

21.8 - 23.0 mi

Top 45%
×5
+23ft-63ft

Overall

12931

Males

8787

M60-64

8787

23M→24M

23.0 - 24.0 mi

Top 35%
×6
+12ft-82ft

Overall

10080

Males

7358

M60-64

7358

24M→40K

24.0 - 24.9 mi

Top 35%
×1
+6ft-20ft

Overall

10030

Males

7238

M60-64

7238

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1
+13ft-16ft

Overall

10039

Males

7189

M60-64

7189

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
×2
+22ft-21ft

Overall

9967

Males

7111

M60-64

7111

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4245*
Passed By
363
Net Change
+3882
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19056
5K10K628*94+534#19056#18522
10K15K638*17+621#18522#17901
15K20K769*3+766#17901#17135
20KHALF265*0+265#17135#16870
HALF25K231*49+182#16870#16688
25K30K282*100+182#16688#16506
30K20M17522+153#16506#16353
20M21M15135+116#16353#16237
21M35K12012+108#16237#16129
35K23M220*15+205#16129#15924
23M24M247*0+247#15924#15677
24M40K209*5+204#15677#15473
40K25.2M981+97#15473#15376
25.2MFINISH212*10+202#15376#15174
TOTALS4245*363+3882

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing