Qing Dong

Bib: 19066F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Masters (Masters Women)
#0 / 6539
Top 16%
Division (F50-54)
#0 / 1207
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:31
Rank: #15557
Start5K
8:13/mi
25:31 split
10K· 6.21 mi
49:47
Rank: #14472 (+1085)
5K10K
7:49/mi
24:16 split
15K· 9.32 mi
1:14:15
Rank: #14107 (+365)
10K15K
7:53/mi
24:28 split
20K· 12.43 mi
1:39:01
Rank: #13844 (+263)
15K20K
7:58/mi
24:46 split
Half· 13.11 mi
1:44:24
Rank: #13815 (+29)
20KHalf
7:53/mi
5:23 split
25K· 15.53 mi
2:03:43
Rank: #13589 (+226)
Half25K
7:58/mi
19:19 split
30K· 18.64 mi
2:29:09
Rank: #13312 (+277)
25K30K
8:11/mi
25:26 split
20M
2:40:27
Rank: #13227 (+85)
30K20M
8:19/mi
11:18 split
21M
2:49:19
Rank: #13148 (+79)
20M21M
8:52/mi
8:52 split
35K· 21.75 mi
2:55:10
Rank: #13051 (+97)
21M35K
7:49/mi
5:51 split
23M
3:05:24
Rank: #12911 (+140)
35K23M
8:10/mi
10:14 split
24M
3:13:17
Rank: #12792 (+119)
23M24M
7:53/mi
7:53 split
40K· 24.85 mi
3:20:08
Rank: #12684 (+108)
24M40K
8:01/mi
6:51 split
25.2M
3:23:08
Rank: #12652 (+32)
40K25.2M
8:42/mi
3:00 split
Finish· 26.22 mi
3:30:58
Rank: #12531 (+121)
25.2MFinish
7:41/mi
7:50 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:24
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:46:34
Pace8:08 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2725:318:1325:31
8:13
-
10K
6.21 mi11:41:4349:478:0124:16
7:49
-0:24
15K
9.32 mi12:06:111:14:157:5824:28
7:53
+0:04
20K
12.43 mi12:30:571:39:017:5824:46
7:58
+0:05
Half
13.11 mi12:36:201:44:247:585:23
7:53
-0:05
25K
15.53 mi12:55:392:03:437:5819:19
7:58
+0:05
30K
18.64 mi13:21:052:29:098:0025:26
8:11
+0:13
20M
20.00 mi13:32:232:40:278:0111:18
8:19
+0:08
21M
21.00 mi13:41:152:49:198:048:52
8:52
+0:33
35K
21.75 mi13:47:062:55:108:035:51
7:49
-1:03
23M
23.00 mi13:57:203:05:248:0410:14
8:10
+0:21
24M
24.00 mi14:05:133:13:178:037:53
7:53
-0:17
40K
24.85 mi14:12:043:20:088:036:51
8:01
+0:08
25.2M
25.20 mi14:15:043:23:088:043:00
8:42
+0:41
Finish
26.22 mi14:22:543:30:588:037:50
7:41
-1:01

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

7:41 /mi

Average Pace

8:03 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:06

94% of race

Time at Steady Pace

11:52

6% of race

Time at Slower Pace

0:00

0% 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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:17:2725:318:1325:31
8:13
#15557
10K
6.21 mi11:41:4349:478:0124:16
7:49
#14472
15K
9.32 mi12:06:111:14:157:5824:28
7:53
#14107
20K
12.43 mi12:30:571:39:017:5824:46
7:58
#13844
Half
13.11 mi12:36:201:44:247:585:23
7:53
#13815
25K
15.53 mi12:55:392:03:437:5819:19
7:58
#13589
30K
18.64 mi13:21:052:29:098:0025:26
8:11
#13312
20M
20.00 mi13:32:232:40:278:0111:18
8:19
#13227
21M
21.00 mi13:41:152:49:198:048:52
8:52
#13148
35K
21.75 mi13:47:062:55:108:035:51
7:49
#13051
23M
23.00 mi13:57:203:05:248:0410:14
8:10
#12911
24M
24.00 mi14:05:133:13:178:037:53
7:53
#12792
40K
24.85 mi14:12:043:20:088:036:51
8:01
#12684
25.2M
25.20 mi14:15:043:23:088:043:00
8:42
#12652
Finish
26.22 mi14:22:543:30:588:037:50
7:41
#12531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi155575002500213315(Top 50%)3676(Top 32%)3676(Top 305%)
10K6.21 mi3.10 mi14472+10854322+6804322+68013231(Top 50%)3571(Top 31%)3571(Top 296%)
15K9.32 mi3.11 mi14107+3654122+2004122+20013315(Top 50%)3676(Top 32%)3676(Top 305%)
20K12.43 mi3.11 mi13844+2633987+1353987+13513213(Top 50%)3662(Top 32%)3662(Top 303%)
Half13.11 mi0.68 mi13815+293972+153972+1513536(Top 51%)3812(Top 33%)3812(Top 316%)
25K15.53 mi2.42 mi13589+2263857+1153857+11512472(Top 47%)3344(Top 29%)3344(Top 277%)
30K18.64 mi3.11 mi13312+2773733+1243733+12412264(Top 46%)3339(Top 29%)3339(Top 277%)
20M20.00 mi1.36 mi13227+853696+373696+3712462(Top 47%)3555(Top 31%)3555(Top 295%)
21M21.00 mi1.00 mi13148+793665+313665+3112666(Top 48%)3762(Top 33%)3762(Top 312%)
35K21.75 mi0.75 mi13051+973626+393626+3910863(Top 41%)2815(Top 25%)2815(Top 233%)
23M23.00 mi1.25 mi12911+1403579+473579+4711029(Top 41%)3039(Top 27%)3039(Top 252%)
24M24.00 mi1.00 mi12792+1193527+523527+5210445(Top 39%)2811(Top 25%)2811(Top 233%)
40K24.85 mi0.85 mi12684+1083482+453482+4510179(Top 38%)2751(Top 24%)2751(Top 228%)
25.2M25.20 mi0.35 mi12652+323472+103472+1010828(Top 41%)3102(Top 27%)3102(Top 257%)
Finish26.22 mi1.02 mi12531+1213427+453427+459929(Top 37%)2676(Top 23%)2676(Top 222%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

13315

Females

3676

F50-54

3676

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13231

Females

3571

F50-54

3571

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

13315

Females

3676

F50-54

3676

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13213

Females

3662

F50-54

3662

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13536

Females

3812

F50-54

3812

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

12472

Females

3344

F50-54

3344

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12264

Females

3339

F50-54

3339

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12462

Females

3555

F50-54

3555

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12666

Females

3762

F50-54

3762

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10863

Females

2815

F50-54

2815

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11029

Females

3039

F50-54

3039

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

10445

Females

2811

F50-54

2811

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10179

Females

2751

F50-54

2751

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10828

Females

3102

F50-54

3102

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9929

Females

2676

F50-54

2676

Passing Analysis

Category:
Athletes Passed
3515
Passed By
489
Net Change
+3026
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15557
5K10K113449+1085#15557#14472
10K15K42661+365#14472#14107
15K20K31754+263#14107#13844
20KHalf5122+29#13844#13815
Half25K26337+226#13815#13589
25K30K35174+277#13589#13312
30K20M13146+85#13312#13227
20M21M12445+79#13227#13148
21M35K11114+97#13148#13051
35K23M16626+140#13051#12911
23M24M13819+119#12911#12792
24M40K12012+108#12792#12684
40K25.2M4311+32#12684#12652
25.2MFinish14019+121#12652#12531
TOTALS3515489+3026
📊

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