Qiao Lei

Bib: 18768M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:05
Rank: #17173
Start5K
8:04/mi
25:05 split
10K· 6.21 mi
50:02
Rank: #16917 (+256)
5K10K
8:02/mi
24:57 split
15K· 9.32 mi
1:17:31
Rank: #18498 (-1581)
10K15K
8:51/mi
27:29 split
20K· 12.43 mi
1:44:14
Rank: #18572 (-74)
15K20K
8:36/mi
26:43 split
Half· 13.11 mi
1:51:13
Rank: #19151 (-579)
20KHalf
10:14/mi
6:59 split
25K· 15.53 mi
2:13:10
Rank: #19341 (-190)
Half25K
9:03/mi
21:57 split
30K· 18.64 mi
2:46:31
Rank: #20537 (-1196)
25K30K
10:44/mi
33:21 split
20M
3:04:37
Rank: #21597 (-1060)
30K20M
13:19/mi
18:06 split
21M
3:23:10
Rank: #22799 (-1202)
20M21M
18:33/mi
18:33 split
35K· 21.75 mi
3:30:14
Rank: #22692 (+107)
21M35K
9:27/mi
7:04 split
23M
3:43:35
Rank: #22654 (+38)
35K23M
10:40/mi
13:21 split
24M
3:53:42
Rank: #22596 (+58)
23M24M
10:07/mi
10:07 split
40K· 24.85 mi
4:02:27
Rank: #22539 (+57)
24M40K
10:14/mi
8:45 split
25.2M
4:07:59
Rank: #22715 (-176)
40K25.2M
16:03/mi
5:32 split
Finish· 26.22 mi
4:16:48
Rank: #22570 (+145)
25.2MFinish
8:39/mi
8:49 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:13
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time2:25:35
Pace11:06 /mi
📊Positive Split: 30.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5925:058:0425:05
8:04
-
10K
6.21 mi11:40:5650:028:0324:57
8:02
-0:02
15K
9.32 mi12:08:251:17:318:1927:29
8:51
+0:49
20K
12.43 mi12:35:081:44:148:2326:43
8:36
-0:15
Half
13.11 mi12:42:071:51:138:296:59
10:14
+1:38
25K
15.53 mi13:04:042:13:108:3421:57
9:03
-1:11
30K
18.64 mi13:37:252:46:318:5633:21
10:44
+1:41
20M
20.00 mi13:55:313:04:379:1418:06
13:19
+2:35
21M
21.00 mi14:14:043:23:109:4018:33
18:33
+5:14
35K
21.75 mi14:21:083:30:149:407:04
9:27
-9:06
23M
23.00 mi14:34:293:43:359:4313:21
10:40
+1:13
24M
24.00 mi14:44:363:53:429:4410:07
10:07
-0:33
40K
24.85 mi14:53:214:02:279:458:45
10:14
+0:07
25.2M
25.20 mi14:58:534:07:599:505:32
16:03
+5:49
Finish
26.22 mi15:07:424:16:489:488:49
8:39
-7:24

Checkpoints & Pacing

📈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

8:02 /mi

Average Pace

9:48 /mi

Slowest Pace

18:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:34

33% of race

Time at Steady Pace

2:09:03

50% of race

Time at Slower Pace

42:11

16% of race

Average Pace: 9:48 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:15:5925:058:0425:05
8:04
#17173
10K
6.21 mi11:40:5650:028:0324:57
8:02
#16917
15K
9.32 mi12:08:251:17:318:1927:29
8:51
#18498
20K
12.43 mi12:35:081:44:148:2326:43
8:36
#18572
Half
13.11 mi12:42:071:51:138:296:59
10:14
#19151
25K
15.53 mi13:04:042:13:108:3421:57
9:03
#19341
30K
18.64 mi13:37:252:46:318:5633:21
10:44
#20537
20M
20.00 mi13:55:313:04:379:1418:06
13:19
#21597
21M
21.00 mi14:14:043:23:109:4018:33
18:33
#22799
35K
21.75 mi14:21:083:30:149:407:04
9:27
#22692
23M
23.00 mi14:34:293:43:359:4313:21
10:40
#22654
24M
24.00 mi14:44:363:53:429:4410:07
10:07
#22596
40K
24.85 mi14:53:214:02:279:458:45
10:14
#22539
25.2M
25.20 mi14:58:534:07:599:505:32
16:03
#22715
Finish
26.22 mi15:07:424:16:489:488:49
8:39
#22570
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17173112861128621261(Top 75%)13063(Top 81%)13063(Top 793%)
10K6.21 mi3.10 mi16917+25611196+9011196+9016702(Top 59%)11116(Top 69%)11116(Top 675%)
15K9.32 mi3.11 mi18498-158111823-62711823-62721261(Top 75%)13063(Top 81%)13063(Top 793%)
20K12.43 mi3.11 mi18572-7411861-3811861-3818840(Top 66%)11972(Top 74%)11972(Top 726%)
Half13.11 mi0.68 mi19151-57912104-24312104-24325306(Top 89%)14799(Top 92%)14799(Top 898%)
25K15.53 mi2.42 mi19341-19012175-7112175-7120142(Top 71%)12479(Top 77%)12479(Top 757%)
30K18.64 mi3.11 mi20537-119612649-47412649-47423468(Top 83%)13815(Top 86%)13815(Top 838%)
20M20.00 mi1.36 mi21597-106013122-47313122-47326741(Top 94%)15249(Top 95%)15249(Top 925%)
21M21.00 mi1.00 mi22799-120213621-49913621-49928321(Top 100%)16053(Top 100%)16053(Top 974%)
35K21.75 mi0.75 mi22692+10713561+6013561+6020143(Top 71%)12046(Top 75%)12046(Top 731%)
23M23.00 mi1.25 mi22654+3813518+4313518+4322427(Top 79%)13070(Top 81%)13070(Top 793%)
24M24.00 mi1.00 mi22596+5813464+5413464+5421684(Top 76%)12673(Top 79%)12673(Top 769%)
40K24.85 mi0.85 mi22539+5713428+3613428+3621172(Top 75%)12370(Top 77%)12370(Top 751%)
25.2M25.20 mi0.35 mi22715-17613501-7313501-7327731(Top 98%)15664(Top 97%)15664(Top 950%)
Finish26.22 mi1.02 mi22570+14513413+8813413+8817183(Top 60%)10493(Top 65%)10493(Top 637%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21261

Males

13063

M55-59

13063

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16702

Males

11116

M55-59

11116

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21261

Males

13063

M55-59

13063

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

18840

Males

11972

M55-59

11972

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25306

Males

14799

M55-59

14799

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20142

Males

12479

M55-59

12479

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23468

Males

13815

M55-59

13815

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

26741

Males

15249

M55-59

15249

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

28321

Males

16053

M55-59

16053

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

20143

Males

12046

M55-59

12046

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

22427

Males

13070

M55-59

13070

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

21684

Males

12673

M55-59

12673

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21172

Males

12370

M55-59

12370

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27731

Males

15664

M55-59

15664

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

17183

Males

10493

M55-59

10493

Passing Analysis

Category:
Athletes Passed
1303
Passed By
6700
Net Change
-5397
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17173
5K10K438182+256#17173#16917
10K15K191600-1581#16917#18498
15K20K171245-74#18498#18572
20KHalf1580-579#18572#19151
Half25K119309-190#19151#19341
25K30K351231-1196#19341#20537
30K20M71067-1060#20537#21597
20M21M41206-1202#21597#22799
21M35K1103+107#22799#22692
35K23M9456+38#22692#22654
23M24M8527+58#22654#22596
24M40K7215+57#22596#22539
40K25.2M1177-176#22539#22715
25.2MFinish1472+145#22715#22570
TOTALS13036700-5397
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing