Bin Liu

Bib: 10425β€’M

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 37%
Gender (Male)
#0 / 16340
Top 50%
Masters (Masters Men)
#0 / 10617
Top 39%
Age Group (M60-64)
#0 / 1514
Top 6%
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
22:06
3.11 mi
Rank: #9448
Start β†’ 5K
22:06 | 7:07/mi
10K
44:22
6.21 mi
Rank: #9661 (-213)
5K β†’ 10K
22:16 | 7:11/mi
15K
1:06:36
9.32 mi
Rank: #9652 (+9)
10K β†’ 15K
22:14 | 7:10/mi
20K
1:29:22
12.43 mi
Rank: #9814 (-162)
15K β†’ 20K
22:46 | 7:20/mi
HALF
1:34:17
13.11 mi
Rank: #9835 (-21)
20K β†’ HALF
4:55 | 7:13/mi
25K
1:52:17
15.53 mi
Rank: #9966 (-131)
HALF β†’ 25K
18:00 | 7:26/mi
30K
2:15:52
18.64 mi
Rank: #9962 (+4)
25K β†’ 30K
23:35 | 7:36/mi
20M
2:26:11
20.00 mi
Rank: #9930 (+32)
30K β†’ 20M
10:19 | 7:36/mi
21M
2:34:20
21.00 mi
Rank: #9933 (-3)
20M β†’ 21M
8:09 | 8:09/mi
35K
2:39:56
21.75 mi
Rank: #9941 (-8)
21M β†’ 35K
5:36 | 7:30/mi
23M
2:49:29
23.00 mi
Rank: #9866 (+75)
35K β†’ 23M
9:33 | 7:38/mi
24M
2:56:58
24.00 mi
Rank: #9850 (+16)
23M β†’ 24M
7:29 | 7:29/mi
40K
3:05:46
24.85 mi
Rank: #10644 (-794)
24M β†’ 40K
8:48 | 10:18/mi
25.2M
3:08:48
25.20 mi
Rank: #10673 (-29)
40K β†’ 25.2M
3:02 | 8:48/mi
FINISH
3:16:31
26.22 mi
Rank: #10717 (-44)
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
Time1:34:17
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:42:14
Pace7:48 /mi
πŸ“ŠPositive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:0022:067:0722:06
7:07
-
10K
6.21 mi11:01:1644:227:0922:16
7:11
+0:04
15K
9.32 mi11:23:301:06:367:0922:14
7:10
-0:01
20K
12.43 mi11:46:161:29:227:1222:46
7:20
+0:10
HALF
13.11 mi11:51:111:34:177:124:55
7:13
-0:07
25K
15.53 mi12:09:111:52:177:1418:00
7:26
+0:13
30K
18.64 mi12:32:462:15:527:1823:35
7:36
+0:10
20M
20.00 mi12:43:052:26:117:1910:19
7:36
0:00
21M
21.00 mi12:51:142:34:207:218:09
8:09
+0:33
35K
21.75 mi12:56:502:39:567:225:36
7:30
-0:39
23M
23.00 mi13:06:232:49:297:239:33
7:38
+0:08
24M
24.00 mi13:13:522:56:587:237:29
7:29
-0:09
40K
24.85 mi13:22:403:05:467:298:48
10:18
+2:49
25.2M
25.20 mi13:25:423:08:487:303:02
8:48
-1:30
FINISH
26.22 mi13:33:253:16:317:317:43
7:35
-1:13

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

7:07 /mi

Average Pace

7:30 /mi

Slowest Pace

10:18 /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

0:00

0% of race

Time at Steady Pace

2:56:32

90% of race

Time at Slower Pace

19:59

10% of race

Average Pace: 7:30 /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 mi10:39:0022:067:0722:06
7:07
#9448
10K
6.21 mi11:01:1644:227:0922:16
7:11
#9661
15K
9.32 mi11:23:301:06:367:0922:14
7:10
#9652
20K
12.43 mi11:46:161:29:227:1222:46
7:20
#9814
HALF
13.11 mi11:51:111:34:177:124:55
7:13
#9835
25K
15.53 mi12:09:111:52:177:1418:00
7:26
#9966
30K
18.64 mi12:32:462:15:527:1823:35
7:36
#9962
20M
20.00 mi12:43:052:26:117:1910:19
7:36
#9930
21M
21.00 mi12:51:142:34:207:218:09
8:09
#9933
35K
21.75 mi12:56:502:39:567:225:36
7:30
#9941
23M
23.00 mi13:06:232:49:297:239:33
7:38
#9866
24M
24.00 mi13:13:522:56:587:237:29
7:29
#9850
40K
24.85 mi13:22:403:05:467:298:48
10:18
#10644
25.2M
25.20 mi13:25:423:08:487:303:02
8:48
#10673
FINISH
26.22 mi13:33:253:16:317:317:43
7:35
#10717
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 mi9448779977999733(Top 34%)7891(Top 48%)7891(Top 521%)
10K6.21 mi3.10 mi9661-2137905-1067905-1069960(Top 34%)8041(Top 49%)8041(Top 531%)
15K9.32 mi3.11 mi9652+97885+207885+209733(Top 34%)7891(Top 48%)7891(Top 521%)
20K12.43 mi3.11 mi9814-1627929-447929-4410431(Top 36%)8133(Top 50%)8133(Top 537%)
HALF13.11 mi0.68 mi9835-217943-147943-1410363(Top 36%)8164(Top 50%)8164(Top 539%)
25K15.53 mi2.42 mi9966-1317975-327975-3210754(Top 37%)8207(Top 50%)8207(Top 542%)
30K18.64 mi3.11 mi9962+47909+667909+6610352(Top 36%)7879(Top 48%)7879(Top 520%)
20M20.00 mi1.36 mi9930+327870+397870+399796(Top 34%)7482(Top 46%)7482(Top 494%)
21M21.00 mi1.00 mi9933-37852+187852+1810878(Top 37%)7909(Top 48%)7909(Top 522%)
35K21.75 mi0.75 mi9941-87832+207832+2010691(Top 37%)7808(Top 48%)7808(Top 516%)
23M23.00 mi1.25 mi9866+757769+637769+639801(Top 34%)7283(Top 45%)7283(Top 481%)
24M24.00 mi1.00 mi9850+167740+297740+299932(Top 34%)7262(Top 44%)7262(Top 480%)
40K24.85 mi0.85 mi10644-7948109-3698109-36922676(Top 78%)13143(Top 80%)13143(Top 868%)
25.2M25.20 mi0.35 mi10673-298113-48113-413406(Top 46%)8769(Top 54%)8769(Top 579%)
FINISH26.22 mi1.02 mi10717-448109+48109+411958(Top 41%)8075(Top 49%)8075(Top 533%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
Γ—21
+97ft-345ft

Overall

9733

Males

7891

M60-64

7891

5K→10K

3.1 - 6.2 mi

Top 34%
Γ—5
+79ft-138ft

Overall

9960

Males

8041

M60-64

8041

10K→15K

6.2 - 9.3 mi

Top 34%
Γ—3
+67ft-78ft

Overall

9733

Males

7891

M60-64

7891

15K→20K

9.3 - 12.4 mi

Top 36%
Γ—5
+106ft-86ft

Overall

10431

Males

8133

M60-64

8133

20K→HALF

12.4 - 13.1 mi

Top 36%
Γ—2
+19ft-37ft

Overall

10363

Males

8164

M60-64

8164

HALF→25K

13.1 - 15.5 mi

Top 37%
Γ—4
+66ft-88ft

Overall

10754

Males

8207

M60-64

8207

25K→30K

15.5 - 18.6 mi

Top 36%
Γ—9
+181ft-148ft

Overall

10352

Males

7879

M60-64

7879

30K→20M

18.6 - 20.0 mi

Top 34%
Γ—5
+64ft-50ft

Overall

9796

Males

7482

M60-64

7482

20M→21M

20.0 - 21.0 mi

Top 37%
Γ—8
+106ft-24ft

Overall

10878

Males

7909

M60-64

7909

21M→35K

21.0 - 21.8 mi

Top 37%
Γ—7
+17ft-86ft

Overall

10691

Males

7808

M60-64

7808

35K→23M

21.8 - 23.0 mi

Top 34%
Γ—5
+23ft-63ft

Overall

9801

Males

7283

M60-64

7283

23M→24M

23.0 - 24.0 mi

Top 34%
Γ—6
+12ft-82ft

Overall

9932

Males

7262

M60-64

7262

24M→40K

24.0 - 24.9 mi

Top 78%
Γ—1
+6ft-20ft

Overall

22676

Males

13143

M60-64

13143

40K→25.2M

24.9 - 25.2 mi

Top 46%
Γ—1
+13ft-16ft

Overall

13406

Males

8769

M60-64

8769

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
Γ—2
+22ft-21ft

Overall

11958

Males

8075

M60-64

8075

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1250
Passed By
2512
Net Change
-1269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#9448
5K β†’ 10K149362-213#9448#9661
10K β†’ 15K170161+9#9661#9652
15K β†’ 20K105266-162#9652#9814
20K β†’ HALF1839-21#9814#9835
HALF β†’ 25K80211-131#9835#9966
25K β†’ 30K184180+4#9966#9962
30K β†’ 20M10471+32#9962#9930
20M β†’ 21M7476-3#9930#9933
21M β†’ 35K6168-8#9933#9941
35K β†’ 23M14469+75#9941#9866
23M β†’ 24M8972+16#9866#9850
24M β†’ 40K6798-794#9850#10644
40K β†’ 25.2M2049-29#10644#10673
25.2M β†’ FINISH4690-44#10673#10717
TOTALS12502512-1269
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

Upload your GPX file to see detailed activity metrics

Upload your GPX file

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.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing