Jianlong Kong

Bib: 32035M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:58
Rank: #22507
Start5K
29:58 | 9:39/mi
10K· 6.21 mi
59:50
Rank: #22689 (-182)
5K10K
29:52 | 9:37/mi
15K· 9.32 mi
1:32:52
Rank: #23526 (-837)
10K15K
33:02 | 10:38/mi
20K· 12.43 mi
2:07:31
Rank: #23941 (-415)
15K20K
34:39 | 11:09/mi
Half· 13.11 mi
2:15:10
Rank: #24018 (-77)
20KHalf
7:39 | 11:13/mi
25K· 15.53 mi
2:43:09
Rank: #24169 (-151)
Half25K
27:59 | 11:32/mi
30K· 18.64 mi
3:21:30
Rank: #24376 (-207)
25K30K
38:21 | 12:21/mi
20M
3:37:19
Rank: #24309 (+67)
30K20M
15:49 | 11:38/mi
21M
3:50:16
Rank: #24290 (+19)
20M21M
12:57 | 12:57/mi
35K· 21.75 mi
3:58:45
Rank: #24274 (+16)
21M35K
8:29 | 11:20/mi
23M
4:13:00
Rank: #24228 (+46)
35K23M
14:15 | 11:23/mi
24M
4:23:59
Rank: #24180 (+48)
23M24M
10:59 | 10:59/mi
40K· 24.85 mi
4:33:40
Rank: #24117 (+63)
24M40K
9:41 | 11:20/mi
25.2M
4:38:14
Rank: #24138 (-21)
40K25.2M
4:34 | 13:15/mi
Finish· 26.22 mi
4:49:08
Rank: #24119 (+19)
25.2MFinish
10:54 | 10:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:10
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time2:33:58
Pace11:45 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0429:589:3929:58
9:39
-
10K
6.21 mi12:19:5659:509:3829:52
9:37
-0:02
15K
9.32 mi12:52:581:32:529:5833:02
10:38
+1:01
20K
12.43 mi13:27:372:07:3110:1634:39
11:09
+0:31
Half
13.11 mi13:35:162:15:1010:197:39
11:13
+0:04
25K
15.53 mi14:03:152:43:0910:3027:59
11:32
+0:19
30K
18.64 mi14:41:363:21:3010:4938:21
12:21
+0:49
20M
20.00 mi14:57:253:37:1910:5215:49
11:38
-0:43
21M
21.00 mi15:10:223:50:1610:5812:57
12:57
+1:19
35K
21.75 mi15:18:513:58:4510:598:29
11:20
-1:37
23M
23.00 mi15:33:064:13:0011:0014:15
11:23
+0:03
24M
24.00 mi15:44:054:23:5911:0010:59
10:59
-0:24
40K
24.85 mi15:53:464:33:4011:019:41
11:20
+0:21
25.2M
25.20 mi15:58:204:38:1411:024:34
13:15
+1:55
Finish
26.22 mi16:09:144:49:0811:0210:54
10:42
-2:33

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

9:37 /mi

Average Pace

11:02 /mi

Slowest Pace

13:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:46

36% of race

Time at Steady Pace

2:09:30

45% of race

Time at Slower Pace

55:52

19% of race

Average Pace: 11:02 /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 mi11:50:0429:589:3929:58
9:39
#22507
10K
6.21 mi12:19:5659:509:3829:52
9:37
#22689
15K
9.32 mi12:52:581:32:529:5833:02
10:38
#23526
20K
12.43 mi13:27:372:07:3110:1634:39
11:09
#23941
Half
13.11 mi13:35:162:15:1010:197:39
11:13
#24018
25K
15.53 mi14:03:152:43:0910:3027:59
11:32
#24169
30K
18.64 mi14:41:363:21:3010:4938:21
12:21
#24376
20M
20.00 mi14:57:253:37:1910:5215:49
11:38
#24309
21M
21.00 mi15:10:223:50:1610:5812:57
12:57
#24290
35K
21.75 mi15:18:513:58:4510:598:29
11:20
#24274
23M
23.00 mi15:33:064:13:0011:0014:15
11:23
#24228
24M
24.00 mi15:44:054:23:5911:0010:59
10:59
#24180
40K
24.85 mi15:53:464:33:4011:019:41
11:20
#24117
25.2M
25.20 mi15:58:204:38:1411:024:34
13:15
#24138
Finish
26.22 mi16:09:144:49:0811:0210:54
10:42
#24119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi22507133471334724683(Top 93%)14377(Top 95%)14377(Top 638%)
10K6.21 mi3.10 mi22689-18213475-12813475-12822837(Top 86%)13566(Top 89%)13566(Top 602%)
15K9.32 mi3.11 mi23526-83713878-40313878-40324683(Top 93%)14377(Top 95%)14377(Top 638%)
20K12.43 mi3.11 mi23941-41514063-18514063-18524815(Top 93%)14418(Top 95%)14418(Top 640%)
Half13.11 mi0.68 mi24018-7714090-2714090-2725210(Top 95%)14568(Top 96%)14568(Top 647%)
25K15.53 mi2.42 mi24169-15114148-5814148-5824722(Top 93%)14347(Top 95%)14347(Top 637%)
30K18.64 mi3.11 mi24376-20714214-6614214-6624855(Top 93%)14346(Top 95%)14346(Top 637%)
20M20.00 mi1.36 mi24309+6714178+3614178+3623736(Top 89%)13794(Top 91%)13794(Top 613%)
21M21.00 mi1.00 mi24290+1914159+1914159+1924019(Top 90%)13901(Top 92%)13901(Top 617%)
35K21.75 mi0.75 mi24274+1614144+1514144+1523869(Top 90%)13784(Top 91%)13784(Top 612%)
23M23.00 mi1.25 mi24228+4614116+2814116+2823033(Top 87%)13406(Top 88%)13406(Top 595%)
24M24.00 mi1.00 mi24180+4814092+2414092+2423020(Top 86%)13356(Top 88%)13356(Top 593%)
40K24.85 mi0.85 mi24117+6314051+4114051+4122927(Top 86%)13282(Top 88%)13282(Top 590%)
25.2M25.20 mi0.35 mi24138-2114059-814059-824241(Top 91%)13912(Top 92%)13912(Top 618%)
Finish26.22 mi1.02 mi24119+1914043+1614043+1623413(Top 88%)13531(Top 89%)13531(Top 601%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

24683

Males

14377

M45-49

14377

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22837

Males

13566

M45-49

13566

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

24683

Males

14377

M45-49

14377

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24815

Males

14418

M45-49

14418

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

25210

Males

14568

M45-49

14568

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24722

Males

14347

M45-49

14347

25K→30K

15.5 - 18.6 mi

Top 93%
×9stories
+181ft-148ft

Overall

24855

Males

14346

M45-49

14346

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23736

Males

13794

M45-49

13794

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

24019

Males

13901

M45-49

13901

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

23869

Males

13784

M45-49

13784

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23033

Males

13406

M45-49

13406

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

23020

Males

13356

M45-49

13356

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22927

Males

13282

M45-49

13282

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24241

Males

13912

M45-49

13912

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23413

Males

13531

M45-49

13531

Passing Analysis

Category:
Athletes Passed
715
Passed By
2327
Net Change
-1612
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22507
5K10K168350-182#22507#22689
10K15K10847-837#22689#23526
15K20K28443-415#23526#23941
20KHalf986-77#23941#24018
Half25K56207-151#24018#24169
25K30K44251-207#24169#24376
30K20M9023+67#24376#24309
20M21M4930+19#24309#24290
21M35K3014+16#24290#24274
35K23M6216+46#24274#24228
23M24M535+48#24228#24180
24M40K7310+63#24180#24117
40K25.2M526-21#24117#24138
25.2MFinish3819+19#24138#24119
TOTALS7152327-1612
📊

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