Xin Xu

Bib: 1911M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 44%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 46%
Division (M50-54)
#0 / 1935
Top 50%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:52
Rank: #2675
Start5K
19:52 | 6:24/mi
10K· 6.21 mi
51:29
Rank: #16246 (-13571)
5K10K
31:37 | 10:11/mi
15K· 9.32 mi
1:13:46
Rank: #13415 (+2831)
10K15K
22:17 | 7:10/mi
20K· 12.43 mi
1:37:58
Rank: #12522 (+893)
15K20K
24:12 | 7:47/mi
Half· 13.11 mi
1:43:23
Rank: #12486 (+36)
20KHalf
5:25 | 7:56/mi
25K· 15.53 mi
2:03:10
Rank: #12193 (+293)
Half25K
19:47 | 8:10/mi
30K· 18.64 mi
2:30:08
Rank: #12033 (+160)
25K30K
26:58 | 8:41/mi
20M
2:42:18
Rank: #12002 (+31)
30K20M
12:10 | 8:57/mi
21M
2:51:45
Rank: #11849 (+153)
20M21M
9:27 | 9:27/mi
35K· 21.75 mi
2:58:19
Rank: #11853 (-4)
21M35K
6:34 | 8:47/mi
23M
3:09:30
Rank: #11731 (+122)
35K23M
11:11 | 8:56/mi
24M
3:18:14
Rank: #11629 (+102)
23M24M
8:44 | 8:44/mi
40K· 24.85 mi
3:25:42
Rank: #11492 (+137)
24M40K
7:28 | 8:44/mi
25.2M
3:28:54
Rank: #11398 (+94)
40K25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:37:28
Rank: #11339 (+59)
25.2MFinish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:23
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:54:05
Pace8:42 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1319:526:2419:52
6:24
-
10K
6.21 mi10:52:5051:298:1731:37
10:11
+3:47
15K
9.32 mi11:15:071:13:467:5522:17
7:10
-3:01
20K
12.43 mi11:39:191:37:587:5324:12
7:47
+0:37
Half
13.11 mi11:44:441:43:237:535:25
7:56
+0:09
25K
15.53 mi12:04:312:03:107:5619:47
8:10
+0:14
30K
18.64 mi12:31:292:30:088:0326:58
8:41
+0:31
20M
20.00 mi12:43:392:42:188:0712:10
8:57
+0:16
21M
21.00 mi12:53:062:51:458:119:27
9:27
+0:30
35K
21.75 mi12:59:402:58:198:126:34
8:47
-0:40
23M
23.00 mi13:10:513:09:308:1411:11
8:56
+0:09
24M
24.00 mi13:19:353:18:148:168:44
8:44
-0:12
40K
24.85 mi13:27:033:25:428:177:28
8:44
0:00
25.2M
25.20 mi13:30:153:28:548:173:12
9:17
+0:33
Finish
26.22 mi13:38:493:37:288:188:34
8:24
-0:53

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

6:24 /mi

Average Pace

8:18 /mi

Slowest Pace

10:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:33

42% of race

Time at Steady Pace

1:21:39

38% of race

Time at Slower Pace

44:16

20% of race

Average Pace: 8:18 /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 mi10:21:1319:526:2419:52
6:24
#2675
10K
6.21 mi10:52:5051:298:1731:37
10:11
#16246
15K
9.32 mi11:15:071:13:467:5522:17
7:10
#13415
20K
12.43 mi11:39:191:37:587:5324:12
7:47
#12522
Half
13.11 mi11:44:441:43:237:535:25
7:56
#12486
25K
15.53 mi12:04:312:03:107:5619:47
8:10
#12193
30K
18.64 mi12:31:292:30:088:0326:58
8:41
#12033
20M
20.00 mi12:43:392:42:188:0712:10
8:57
#12002
21M
21.00 mi12:53:062:51:458:119:27
9:27
#11849
35K
21.75 mi12:59:402:58:198:126:34
8:47
#11853
23M
23.00 mi13:10:513:09:308:1411:11
8:56
#11731
24M
24.00 mi13:19:353:18:148:168:44
8:44
#11629
40K
24.85 mi13:27:033:25:428:177:28
8:44
#11492
25.2M
25.20 mi13:30:153:28:548:173:12
9:17
#11398
Finish
26.22 mi13:38:493:37:288:188:34
8:24
#11339
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi2675257425747290(Top 29%)6266(Top 43%)6266(Top 324%)
10K6.21 mi3.10 mi16246-1357110503-792910503-792922934(Top 90%)13485(Top 93%)13485(Top 697%)
15K9.32 mi3.11 mi13415+28319387+11169387+11167290(Top 29%)6266(Top 43%)6266(Top 324%)
20K12.43 mi3.11 mi12522+8938997+3908997+39010351(Top 41%)7822(Top 54%)7822(Top 404%)
Half13.11 mi0.68 mi12486+368970+278970+2712249(Top 48%)8750(Top 60%)8750(Top 452%)
25K15.53 mi2.42 mi12193+2938794+1768794+17611125(Top 44%)8073(Top 55%)8073(Top 417%)
30K18.64 mi3.11 mi12033+1608639+1558639+15511579(Top 45%)8053(Top 55%)8053(Top 416%)
20M20.00 mi1.36 mi12002+318569+708569+7011852(Top 46%)7880(Top 54%)7880(Top 407%)
21M21.00 mi1.00 mi11849+1538438+1318438+13110612(Top 42%)7060(Top 48%)7060(Top 365%)
35K21.75 mi0.75 mi11853-48413+258413+2512188(Top 48%)7776(Top 53%)7776(Top 402%)
23M23.00 mi1.25 mi11731+1228285+1288285+12810799(Top 42%)6977(Top 48%)6977(Top 361%)
24M24.00 mi1.00 mi11629+1028182+1038182+10310750(Top 42%)6917(Top 47%)6917(Top 357%)
40K24.85 mi0.85 mi11492+1378075+1078075+1079549(Top 37%)6187(Top 42%)6187(Top 320%)
25.2M25.20 mi0.35 mi11398+948003+728003+727809(Top 31%)5229(Top 36%)5229(Top 270%)
Finish26.22 mi1.02 mi11339+597932+717932+7110984(Top 43%)6985(Top 48%)6985(Top 361%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7290

Males

6266

M50-54

6266

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

22934

Males

13485

M50-54

13485

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7290

Males

6266

M50-54

6266

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10351

Males

7822

M50-54

7822

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12249

Males

8750

M50-54

8750

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11125

Males

8073

M50-54

8073

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11579

Males

8053

M50-54

8053

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

11852

Males

7880

M50-54

7880

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

10612

Males

7060

M50-54

7060

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12188

Males

7776

M50-54

7776

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

10799

Males

6977

M50-54

6977

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

10750

Males

6917

M50-54

6917

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9549

Males

6187

M50-54

6187

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

7809

Males

5229

M50-54

5229

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

10984

Males

6985

M50-54

6985

Passing Analysis

Category:
Athletes Passed
5685
Passed By
14347
Net Change
-8664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2675
5K10K013569-13571#2675#16246
10K15K28310+2831#16246#13415
15K20K8985+893#13415#12522
20KHalf6125+36#12522#12486
Half25K37885+293#12486#12193
25K30K363203+160#12193#12033
30K20M158127+31#12033#12002
20M21M21360+153#12002#11849
21M35K7276-4#11849#11853
35K23M18563+122#11853#11731
23M24M15250+102#11731#11629
24M40K16629+137#11629#11492
40K25.2M962+94#11492#11398
25.2MFinish11253+59#11398#11339
TOTALS568514347-8664
📊

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