Jian Gu

Bib: 10546M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 25%
Gender (Male)
#0 / 15176
Top 39%
Masters (Masters Men)
#0 / 9891
Top 25%
Division (M50-54)
#0 / 2052
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:57
Rank: #8705
Start5K
22:57 | 7:23/mi
10K· 6.21 mi
45:07
Rank: #8185 (+520)
5K10K
22:10 | 7:08/mi
15K· 9.32 mi
1:07:33
Rank: #8092 (+93)
10K15K
22:26 | 7:13/mi
20K· 12.43 mi
1:30:09
Rank: #7918 (+174)
15K20K
22:36 | 7:16/mi
Half· 13.11 mi
1:35:01
Rank: #7891 (+27)
20KHalf
4:52 | 7:08/mi
25K· 15.53 mi
1:52:31
Rank: #7675 (+216)
Half25K
17:30 | 7:13/mi
30K· 18.64 mi
2:15:26
Rank: #7387 (+288)
25K30K
22:55 | 7:23/mi
20M
2:25:24
Rank: #7251 (+136)
30K20M
9:58 | 7:20/mi
21M
2:33:18
Rank: #7180 (+71)
20M21M
7:54 | 7:54/mi
35K· 21.75 mi
2:38:42
Rank: #7151 (+29)
21M35K
5:24 | 7:13/mi
23M
2:48:01
Rank: #7030 (+121)
35K23M
9:19 | 7:26/mi
24M
2:55:12
Rank: #6942 (+88)
23M24M
7:11 | 7:11/mi
40K· 24.85 mi
3:01:26
Rank: #6857 (+85)
24M40K
6:14 | 7:17/mi
25.2M
3:04:10
Rank: #6810 (+47)
40K25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:11:30
Rank: #6772 (+38)
25.2MFinish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:01
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:36:29
Pace7:22 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3622:577:2322:57
7:23
-
10K
6.21 mi11:11:4645:077:1622:10
7:08
-0:15
15K
9.32 mi11:34:121:07:337:1522:26
7:13
+0:05
20K
12.43 mi11:56:481:30:097:1522:36
7:16
+0:03
Half
13.11 mi12:01:401:35:017:154:52
7:08
-0:08
25K
15.53 mi12:19:101:52:317:1517:30
7:13
+0:05
30K
18.64 mi12:42:052:15:267:1622:55
7:23
+0:10
20M
20.00 mi12:52:032:25:247:169:58
7:20
-0:03
21M
21.00 mi12:59:572:33:187:187:54
7:54
+0:34
35K
21.75 mi13:05:212:38:427:185:24
7:13
-0:41
23M
23.00 mi13:14:402:48:017:189:19
7:26
+0:13
24M
24.00 mi13:21:512:55:127:187:11
7:11
-0:15
40K
24.85 mi13:28:053:01:267:186:14
7:17
+0:06
25.2M
25.20 mi13:30:493:04:107:182:44
7:56
+0:39
Finish
26.22 mi13:38:093:11:307:197:20
7:12
-0:44

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

7:08 /mi

Average Pace

7:19 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:52

94% of race

Time at Steady Pace

10:38

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:18 /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 mi10:49:3622:577:2322:57
7:23
#8705
10K
6.21 mi11:11:4645:077:1622:10
7:08
#8185
15K
9.32 mi11:34:121:07:337:1522:26
7:13
#8092
20K
12.43 mi11:56:481:30:097:1522:36
7:16
#7918
Half
13.11 mi12:01:401:35:017:154:52
7:08
#7891
25K
15.53 mi12:19:101:52:317:1517:30
7:13
#7675
30K
18.64 mi12:42:052:15:267:1622:55
7:23
#7387
20M
20.00 mi12:52:032:25:247:169:58
7:20
#7251
21M
21.00 mi12:59:572:33:187:187:54
7:54
#7180
35K
21.75 mi13:05:212:38:427:185:24
7:13
#7151
23M
23.00 mi13:14:402:48:017:189:19
7:26
#7030
24M
24.00 mi13:21:512:55:127:187:11
7:11
#6942
40K
24.85 mi13:28:053:01:267:186:14
7:17
#6857
25.2M
25.20 mi13:30:493:04:107:182:44
7:56
#6810
Finish
26.22 mi13:38:093:11:307:197:20
7:12
#6772
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8705741474147921(Top 30%)6866(Top 45%)6866(Top 335%)
10K6.21 mi3.10 mi8185+5207075+3397075+3397649(Top 29%)6700(Top 44%)6700(Top 327%)
15K9.32 mi3.11 mi8092+937010+657010+657921(Top 30%)6866(Top 45%)6866(Top 335%)
20K12.43 mi3.11 mi7918+1746884+1266884+1267584(Top 28%)6615(Top 44%)6615(Top 322%)
Half13.11 mi0.68 mi7891+276866+186866+187338(Top 28%)6458(Top 43%)6458(Top 315%)
25K15.53 mi2.42 mi7675+2166709+1576709+1576770(Top 25%)5987(Top 39%)5987(Top 292%)
30K18.64 mi3.11 mi7387+2886492+2176492+2176463(Top 24%)5707(Top 38%)5707(Top 278%)
20M20.00 mi1.36 mi7251+1366378+1146378+1145838(Top 22%)5176(Top 34%)5176(Top 252%)
21M21.00 mi1.00 mi7180+716320+586320+586709(Top 25%)5678(Top 37%)5678(Top 277%)
35K21.75 mi0.75 mi7151+296287+336287+336614(Top 25%)5651(Top 37%)5651(Top 275%)
23M23.00 mi1.25 mi7030+1216170+1176170+1176097(Top 23%)5249(Top 35%)5249(Top 256%)
24M24.00 mi1.00 mi6942+886095+756095+755655(Top 21%)4887(Top 32%)4887(Top 238%)
40K24.85 mi0.85 mi6857+856018+776018+775392(Top 20%)4622(Top 30%)4622(Top 225%)
25.2M25.20 mi0.35 mi6810+475977+415977+416051(Top 23%)4982(Top 33%)4982(Top 243%)
Finish26.22 mi1.02 mi6772+385937+405937+406381(Top 24%)5189(Top 34%)5189(Top 253%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

7921

Males

6866

M50-54

6866

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

7649

Males

6700

M50-54

6700

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

7921

Males

6866

M50-54

6866

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7584

Males

6615

M50-54

6615

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7338

Males

6458

M50-54

6458

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6770

Males

5987

M50-54

5987

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6463

Males

5707

M50-54

5707

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5838

Males

5176

M50-54

5176

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6709

Males

5678

M50-54

5678

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6614

Males

5651

M50-54

5651

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6097

Males

5249

M50-54

5249

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5655

Males

4887

M50-54

4887

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5392

Males

4622

M50-54

4622

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6051

Males

4982

M50-54

4982

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6381

Males

5189

M50-54

5189

Passing Analysis

Category:
Athletes Passed
2323
Passed By
390
Net Change
+1933
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8705
5K10K59777+520#8705#8185
10K15K17582+93#8185#8092
15K20K21238+174#8092#7918
20KHalf3811+27#7918#7891
Half25K22812+216#7891#7675
25K30K30921+288#7675#7387
30K20M1437+136#7387#7251
20M21M9827+71#7251#7180
21M35K5324+29#7180#7151
35K23M14221+121#7151#7030
23M24M10416+88#7030#6942
24M40K9813+85#6942#6857
40K25.2M569+47#6857#6810
25.2MFinish7032+38#6810#6772
TOTALS2323390+1933
📊

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