Bin Qiao

Bib: 8805M

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 44%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 46%
Age Group (M45-49)
#0 / 2413
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
23:54
3.11 mi
Rank: #14462
Start5K
23:54 | 7:42/mi
10K
47:28
6.21 mi
Rank: #14074 (+388)
5K10K
23:34 | 7:36/mi
15K
1:11:05
9.32 mi
Rank: #13881 (+193)
10K15K
23:37 | 7:37/mi
20K
1:34:56
12.43 mi
Rank: #13752 (+129)
15K20K
23:51 | 7:41/mi
HALF
1:40:09
13.11 mi
Rank: #13777 (-25)
20KHALF
5:13 | 7:40/mi
25K
1:58:58
15.53 mi
Rank: #13709 (+68)
HALF25K
18:49 | 7:46/mi
30K
2:23:38
18.64 mi
Rank: #13567 (+142)
25K30K
24:40 | 7:57/mi
20M
2:34:20
20.00 mi
Rank: #13416 (+151)
30K20M
10:42 | 7:53/mi
21M
2:42:29
21.00 mi
Rank: #13240 (+176)
20M21M
8:09 | 8:09/mi
35K
2:48:13
21.75 mi
Rank: #13168 (+72)
21M35K
5:44 | 7:40/mi
23M
2:58:07
23.00 mi
Rank: #13078 (+90)
35K23M
9:54 | 7:55/mi
24M
3:05:56
24.00 mi
Rank: #13037 (+41)
23M24M
7:49 | 7:49/mi
40K
3:12:39
24.85 mi
Rank: #12953 (+84)
24M40K
6:43 | 7:52/mi
25.2M
3:15:31
25.20 mi
Rank: #12907 (+46)
40K25.2M
2:52 | 8:19/mi
FINISH
3:23:09
26.22 mi
Rank: #12806 (+101)
25.2MFINISH
7:38 | 7:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:09
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:43:00
Pace7:52 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:4323:547:4223:54
7:42
-
10K
6.21 mi11:29:1747:287:3923:34
7:36
-0:06
15K
9.32 mi11:52:541:11:057:3823:37
7:37
+0:01
20K
12.43 mi12:16:451:34:567:3923:51
7:41
+0:04
HALF
13.11 mi12:21:581:40:097:395:13
7:40
-0:01
25K
15.53 mi12:40:471:58:587:4018:49
7:46
+0:06
30K
18.64 mi13:05:272:23:387:4324:40
7:57
+0:11
20M
20.00 mi13:16:092:34:207:4410:42
7:53
-0:04
21M
21.00 mi13:24:182:42:297:458:09
8:09
+0:16
35K
21.75 mi13:30:022:48:137:455:44
7:40
-0:29
23M
23.00 mi13:39:562:58:077:459:54
7:55
+0:15
24M
24.00 mi13:47:453:05:567:457:49
7:49
-0:06
40K
24.85 mi13:54:283:12:397:466:43
7:52
+0:03
25.2M
25.20 mi13:57:203:15:317:462:52
8:19
+0:27
FINISH
26.22 mi14:04:583:23:097:467:38
7:30
-0:49

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

7:30 /mi

Average Pace

7:45 /mi

Slowest Pace

8:19 /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

3:20:17

99% of race

Time at Steady Pace

2:52

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi11:05:4323:547:4223:54
7:42
#14462
10K
6.21 mi11:29:1747:287:3923:34
7:36
#14074
15K
9.32 mi11:52:541:11:057:3823:37
7:37
#13881
20K
12.43 mi12:16:451:34:567:3923:51
7:41
#13752
HALF
13.11 mi12:21:581:40:097:395:13
7:40
#13777
25K
15.53 mi12:40:471:58:587:4018:49
7:46
#13709
30K
18.64 mi13:05:272:23:387:4324:40
7:57
#13567
20M
20.00 mi13:16:092:34:207:4410:42
7:53
#13416
21M
21.00 mi13:24:182:42:297:458:09
8:09
#13240
35K
21.75 mi13:30:022:48:137:455:44
7:40
#13168
23M
23.00 mi13:39:562:58:077:459:54
7:55
#13078
24M
24.00 mi13:47:453:05:567:457:49
7:49
#13037
40K
24.85 mi13:54:283:12:397:466:43
7:52
#12953
25.2M
25.20 mi13:57:203:15:317:462:52
8:19
#12907
FINISH
26.22 mi14:04:583:23:097:467:38
7:30
#12806
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 mi14462100601006013660(Top 47%)9655(Top 59%)9655(Top 400%)
10K6.21 mi3.10 mi14074+3889879+1819879+18113721(Top 47%)9711(Top 59%)9711(Top 402%)
15K9.32 mi3.11 mi13881+1939781+989781+9813660(Top 47%)9655(Top 59%)9655(Top 400%)
20K12.43 mi3.11 mi13752+1299699+829699+8213506(Top 47%)9508(Top 58%)9508(Top 394%)
HALF13.11 mi0.68 mi13777-259707-89707-814245(Top 49%)9875(Top 60%)9875(Top 409%)
25K15.53 mi2.42 mi13709+689654+539654+5313480(Top 46%)9426(Top 58%)9426(Top 391%)
30K18.64 mi3.11 mi13567+1429559+959559+9513034(Top 45%)9127(Top 56%)9127(Top 378%)
20M20.00 mi1.36 mi13416+1519461+989461+9811913(Top 41%)8527(Top 52%)8527(Top 353%)
21M21.00 mi1.00 mi13240+1769362+999362+9910893(Top 38%)7924(Top 48%)7924(Top 328%)
35K21.75 mi0.75 mi13168+729316+469316+4612041(Top 41%)8453(Top 52%)8453(Top 350%)
23M23.00 mi1.25 mi13078+909256+609256+6011818(Top 41%)8275(Top 51%)8275(Top 343%)
24M24.00 mi1.00 mi13037+419221+359221+3512413(Top 43%)8433(Top 52%)8433(Top 349%)
40K24.85 mi0.85 mi12953+849158+639158+6311436(Top 39%)7918(Top 48%)7918(Top 328%)
25.2M25.20 mi0.35 mi12907+469132+269132+2610366(Top 36%)7342(Top 45%)7342(Top 304%)
FINISH26.22 mi1.02 mi12806+1019052+809052+8011319(Top 39%)7772(Top 48%)7772(Top 322%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21
+97ft-345ft

Overall

13660

Males

9655

M45-49

9655

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13721

Males

9711

M45-49

9711

10K→15K

6.2 - 9.3 mi

Top 47%
×3
+67ft-78ft

Overall

13660

Males

9655

M45-49

9655

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13506

Males

9508

M45-49

9508

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14245

Males

9875

M45-49

9875

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13480

Males

9426

M45-49

9426

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

13034

Males

9127

M45-49

9127

30K→20M

18.6 - 20.0 mi

Top 41%
×5
+64ft-50ft

Overall

11913

Males

8527

M45-49

8527

20M→21M

20.0 - 21.0 mi

Top 38%
×8
+106ft-24ft

Overall

10893

Males

7924

M45-49

7924

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

12041

Males

8453

M45-49

8453

35K→23M

21.8 - 23.0 mi

Top 41%
×5
+23ft-63ft

Overall

11818

Males

8275

M45-49

8275

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12413

Males

8433

M45-49

8433

24M→40K

24.0 - 24.9 mi

Top 39%
×1
+6ft-20ft

Overall

11436

Males

7918

M45-49

7918

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1
+13ft-16ft

Overall

10366

Males

7342

M45-49

7342

25.2M→FINISH

25.2 - 26.2 mi

Top 39%
×2
+22ft-21ft

Overall

11319

Males

7772

M45-49

7772

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2434
Passed By
778
Net Change
+1656
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14462
5K10K526138+388#14462#14074
10K15K300107+193#14074#13881
15K20K21990+129#13881#13752
20KHALF2449-25#13752#13777
HALF25K15385+68#13777#13709
25K30K254112+142#13709#13567
30K20M17019+151#13567#13416
20M21M19418+176#13416#13240
21M35K8210+72#13240#13168
35K23M13646+90#13168#13078
23M24M8342+41#13078#13037
24M40K11228+84#13037#12953
40K25.2M537+46#12953#12907
25.2MFINISH12827+101#12907#12806
TOTALS2434778+1656

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📊

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing