Qin Xu

Bib: 31970F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:04
Rank: #25063
Start5K
33:04 | 10:39/mi
10K· 6.21 mi
1:06:02
Rank: #24970 (+93)
5K10K
32:58 | 10:37/mi
15K· 9.32 mi
1:40:43
Rank: #25148 (-178)
10K15K
34:41 | 11:10/mi
20K· 12.43 mi
2:18:48
Rank: #25445 (-297)
15K20K
38:05 | 12:15/mi
Half· 13.11 mi
2:26:53
Rank: #25466 (-21)
20KHalf
8:05 | 11:51/mi
25K· 15.53 mi
2:59:04
Rank: #25620 (-154)
Half25K
32:11 | 13:16/mi
30K· 18.64 mi
3:43:27
Rank: #25777 (-157)
25K30K
44:23 | 14:17/mi
20M
4:03:35
Rank: #25842 (-65)
30K20M
20:08 | 14:49/mi
21M
4:18:49
Rank: #25854 (-12)
20M21M
15:14 | 15:14/mi
35K· 21.75 mi
4:29:32
Rank: #25881 (-27)
21M35K
10:43 | 14:19/mi
23M
4:51:49
Rank: #26020 (-139)
35K23M
22:17 | 17:48/mi
24M
5:07:13
Rank: #26086 (-66)
23M24M
15:24 | 15:24/mi
40K· 24.85 mi
5:19:48
Rank: #26096 (-10)
24M40K
12:35 | 14:43/mi
25.2M
5:24:36
Rank: #26081 (+15)
40K25.2M
4:48 | 13:55/mi
Finish· 26.22 mi
5:37:17
Rank: #26076 (+5)
25.2MFinish
12:41 | 12:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:26:53
Pace11:12 /mi
2nd Half
Distance13.11 mi
Time3:10:24
Pace14:31 /mi
📊Positive Split: 29.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1733:0410:3933:04
10:39
-
10K
6.21 mi12:26:151:06:0210:3832:58
10:37
-0:02
15K
9.32 mi13:00:561:40:4310:4834:41
11:10
+0:33
20K
12.43 mi13:39:012:18:4811:1038:05
12:15
+1:05
Half
13.11 mi13:47:062:26:5311:128:05
11:51
-0:24
25K
15.53 mi14:19:172:59:0411:3232:11
13:16
+1:25
30K
18.64 mi15:03:403:43:2711:5944:23
14:17
+1:01
20M
20.00 mi15:23:484:03:3512:1120:08
14:49
+0:32
21M
21.00 mi15:39:024:18:4912:1915:14
15:14
+0:25
35K
21.75 mi15:49:454:29:3212:2410:43
14:19
-0:55
23M
23.00 mi16:12:024:51:4912:4122:17
17:48
+3:29
24M
24.00 mi16:27:265:07:1312:4815:24
15:24
-2:24
40K
24.85 mi16:40:015:19:4812:5212:35
14:43
-0:41
25.2M
25.20 mi16:44:495:24:3612:534:48
13:55
-0:48
Finish
26.22 mi16:57:305:37:1712:5212:41
12:27
-1:28

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

10:37 /mi

Average Pace

12:52 /mi

Slowest Pace

17:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:34

47% of race

Time at Steady Pace

2:04:48

37% of race

Time at Slower Pace

52:55

16% of race

Average Pace: 12:52 /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 mi11:53:1733:0410:3933:04
10:39
#25063
10K
6.21 mi12:26:151:06:0210:3832:58
10:37
#24970
15K
9.32 mi13:00:561:40:4310:4834:41
11:10
#25148
20K
12.43 mi13:39:012:18:4811:1038:05
12:15
#25445
Half
13.11 mi13:47:062:26:5311:128:05
11:51
#25466
25K
15.53 mi14:19:172:59:0411:3232:11
13:16
#25620
30K
18.64 mi15:03:403:43:2711:5944:23
14:17
#25777
20M
20.00 mi15:23:484:03:3512:1120:08
14:49
#25842
21M
21.00 mi15:39:024:18:4912:1915:14
15:14
#25854
35K
21.75 mi15:49:454:29:3212:2410:43
14:19
#25881
23M
23.00 mi16:12:024:51:4912:4122:17
17:48
#26020
24M
24.00 mi16:27:265:07:1312:4815:24
15:24
#26086
40K
24.85 mi16:40:015:19:4812:5212:35
14:43
#26096
25.2M
25.20 mi16:44:495:24:3612:534:48
13:55
#26081
Finish
26.22 mi16:57:305:37:1712:5212:41
12:27
#26076
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25063104691046925383(Top 95%)10674(Top 93%)10674(Top 219%)
10K6.21 mi3.10 mi24970+9310416+5310416+5324880(Top 93%)10374(Top 91%)10374(Top 212%)
15K9.32 mi3.11 mi25148-17810524-10810524-10825383(Top 95%)10674(Top 93%)10674(Top 219%)
20K12.43 mi3.11 mi25445-29710714-19010714-19025815(Top 97%)10949(Top 96%)10949(Top 224%)
Half13.11 mi0.68 mi25466-2110727-1310727-1325775(Top 97%)10938(Top 96%)10938(Top 224%)
25K15.53 mi2.42 mi25620-15410825-9810825-9826010(Top 98%)11085(Top 97%)11085(Top 227%)
30K18.64 mi3.11 mi25777-15710925-10010925-10026165(Top 98%)11175(Top 98%)11175(Top 229%)
20M20.00 mi1.36 mi25842-6510972-4710972-4726232(Top 99%)11247(Top 98%)11247(Top 230%)
21M21.00 mi1.00 mi25854-1210976-410976-425864(Top 97%)11032(Top 97%)11032(Top 226%)
35K21.75 mi0.75 mi25881-2710994-1810994-1826248(Top 99%)11248(Top 98%)11248(Top 230%)
23M23.00 mi1.25 mi26020-13911076-8211076-8226581(Top 100%)11408(Top 100%)11408(Top 234%)
24M24.00 mi1.00 mi26086-6611123-4711123-4726464(Top 99%)11358(Top 99%)11358(Top 233%)
40K24.85 mi0.85 mi26096-1011132-911132-926039(Top 98%)11193(Top 98%)11193(Top 229%)
25.2M25.20 mi0.35 mi26081+1511124+811124+824963(Top 94%)10682(Top 94%)10682(Top 219%)
Finish26.22 mi1.02 mi26076+511122+211122+225646(Top 96%)11002(Top 96%)11002(Top 225%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21stories
+97ft-345ft

Overall

25383

Females

10674

F18-39

10674

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

24880

Females

10374

F18-39

10374

10K→15K

6.2 - 9.3 mi

Top 95%
×3stories
+67ft-78ft

Overall

25383

Females

10674

F18-39

10674

15K→20K

9.3 - 12.4 mi

Top 97%
×5stories
+106ft-86ft

Overall

25815

Females

10949

F18-39

10949

20K→Half

12.4 - 13.1 mi

Top 97%
×2stories
+19ft-37ft

Overall

25775

Females

10938

F18-39

10938

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

26010

Females

11085

F18-39

11085

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

26165

Females

11175

F18-39

11175

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

26232

Females

11247

F18-39

11247

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

25864

Females

11032

F18-39

11032

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

26248

Females

11248

F18-39

11248

35K→23M

21.8 - 23.0 mi

Top 100%
×5stories
+23ft-63ft

Overall

26581

Females

11408

F18-39

11408

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

26464

Females

11358

F18-39

11358

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26039

Females

11193

F18-39

11193

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

24963

Females

10682

F18-39

10682

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

25646

Females

11002

F18-39

11002

Passing Analysis

Category:
Athletes Passed
420
Passed By
1433
Net Change
-1013
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25063
5K10K228135+93#25063#24970
10K15K53231-178#24970#25148
15K20K23320-297#25148#25445
20KHalf526-21#25445#25466
Half25K17171-154#25466#25620
25K30K22179-157#25620#25777
30K20M1176-65#25777#25842
20M21M1224-12#25842#25854
21M35K633-27#25854#25881
35K23M0139-139#25881#26020
23M24M268-66#26020#26086
24M40K818-10#26086#26096
40K25.2M183+15#26096#26081
25.2MFinish1510+5#26081#26076
TOTALS4201433-1013
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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