Chunhua Liu

Bib: 5487F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 21%
Gender (Female)
#0 / 10924
Top 7%
Masters (Masters Women)
#0 / 6263
Top 2%
Division (F55-59)
#0 / 876
Top 0.2%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:45
Rank: #4684
Start5K
20:45 | 6:41/mi
10K· 6.21 mi
42:15
Rank: #5424 (-740)
5K10K
21:30 | 6:55/mi
15K· 9.32 mi
1:04:05
Rank: #5765 (-341)
10K15K
21:50 | 7:02/mi
20K· 12.43 mi
1:26:39
Rank: #6002 (-237)
15K20K
22:34 | 7:16/mi
Half· 13.11 mi
1:31:26
Rank: #5981 (+21)
20KHalf
4:47 | 7:01/mi
25K· 15.53 mi
1:49:15
Rank: #5915 (+66)
Half25K
17:49 | 7:21/mi
30K· 18.64 mi
2:13:26
Rank: #5911 (+4)
25K30K
24:11 | 7:47/mi
20M
2:24:14
Rank: #5891 (+20)
30K20M
10:48 | 7:57/mi
21M
2:32:51
Rank: #5845 (+46)
20M21M
8:37 | 8:37/mi
35K· 21.75 mi
2:38:27
Rank: #5749 (+96)
21M35K
5:36 | 7:29/mi
23M
2:48:21
Rank: #5635 (+114)
35K23M
9:54 | 7:54/mi
24M
2:56:01
Rank: #5508 (+127)
23M24M
7:40 | 7:40/mi
40K· 24.85 mi
3:02:44
Rank: #5430 (+78)
24M40K
6:43 | 7:51/mi
25.2M
3:05:40
Rank: #5385 (+45)
40K25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:13:45
Rank: #5412 (-27)
25.2MFinish
8:05 | 7:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:26
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:42:19
Pace7:48 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4220:456:4120:45
6:41
-
10K
6.21 mi10:47:1242:156:4821:30
6:55
+0:14
15K
9.32 mi11:09:021:04:056:5321:50
7:02
+0:07
20K
12.43 mi11:31:361:26:396:5822:34
7:16
+0:14
Half
13.11 mi11:36:231:31:266:584:47
7:01
-0:15
25K
15.53 mi11:54:121:49:157:0217:49
7:21
+0:20
30K
18.64 mi12:18:232:13:267:0924:11
7:47
+0:26
20M
20.00 mi12:29:112:24:147:1310:48
7:57
+0:10
21M
21.00 mi12:37:482:32:517:178:37
8:37
+0:40
35K
21.75 mi12:43:242:38:277:175:36
7:29
-1:08
23M
23.00 mi12:53:182:48:217:199:54
7:54
+0:25
24M
24.00 mi13:00:582:56:017:207:40
7:40
-0:14
40K
24.85 mi13:07:413:02:447:216:43
7:51
+0:11
25.2M
25.20 mi13:10:373:05:407:222:56
8:30
+0:39
Finish
26.22 mi13:18:423:13:457:248:05
7:56
-0:34

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

6:41 /mi

Average Pace

7:24 /mi

Slowest Pace

8:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:15

56% of race

Time at Steady Pace

1:02:09

32% of race

Time at Slower Pace

22:21

12% of race

Average Pace: 7:23 /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 mi10:25:4220:456:4120:45
6:41
#4684
10K
6.21 mi10:47:1242:156:4821:30
6:55
#5424
15K
9.32 mi11:09:021:04:056:5321:50
7:02
#5765
20K
12.43 mi11:31:361:26:396:5822:34
7:16
#6002
Half
13.11 mi11:36:231:31:266:584:47
7:01
#5981
25K
15.53 mi11:54:121:49:157:0217:49
7:21
#5915
30K
18.64 mi12:18:232:13:267:0924:11
7:47
#5911
20M
20.00 mi12:29:112:24:147:1310:48
7:57
#5891
21M
21.00 mi12:37:482:32:517:178:37
8:37
#5845
35K
21.75 mi12:43:242:38:277:175:36
7:29
#5749
23M
23.00 mi12:53:182:48:217:199:54
7:54
#5635
24M
24.00 mi13:00:582:56:017:207:40
7:40
#5508
40K
24.85 mi13:07:413:02:447:216:43
7:51
#5430
25.2M
25.20 mi13:10:373:05:407:222:56
8:30
#5385
Finish
26.22 mi13:18:423:13:457:248:05
7:56
#5412
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi46843093096397(Top 25%)722(Top 7%)722(Top 82%)
10K6.21 mi3.10 mi5424-740431-122431-1226155(Top 24%)617(Top 6%)617(Top 70%)
15K9.32 mi3.11 mi5765-341507-76507-766397(Top 25%)722(Top 7%)722(Top 82%)
20K12.43 mi3.11 mi6002-237592-85592-856770(Top 26%)919(Top 8%)919(Top 105%)
Half13.11 mi0.68 mi5981+21591+1591+15890(Top 23%)635(Top 6%)635(Top 72%)
25K15.53 mi2.42 mi5915+66610-19610-196119(Top 24%)850(Top 8%)850(Top 97%)
30K18.64 mi3.11 mi5911+4674-64674-646623(Top 26%)1202(Top 11%)1202(Top 137%)
20M20.00 mi1.36 mi5891+20697-23697-236468(Top 25%)1311(Top 12%)1311(Top 150%)
21M21.00 mi1.00 mi5845+46712-15712-156782(Top 27%)1612(Top 15%)1612(Top 184%)
35K21.75 mi0.75 mi5749+96707+5707+55016(Top 20%)881(Top 8%)881(Top 101%)
23M23.00 mi1.25 mi5635+114709-2709-25320(Top 21%)1140(Top 10%)1140(Top 130%)
24M24.00 mi1.00 mi5508+127694+15694+154875(Top 19%)1022(Top 9%)1022(Top 117%)
40K24.85 mi0.85 mi5430+78704-10704-105076(Top 20%)1212(Top 11%)1212(Top 138%)
25.2M25.20 mi0.35 mi5385+45702+2702+24508(Top 18%)1020(Top 9%)1020(Top 116%)
Finish26.22 mi1.02 mi5412-27739-37739-378138(Top 32%)2644(Top 24%)2644(Top 302%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6397

Females

722

F55-59

722

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6155

Females

617

F55-59

617

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6397

Females

722

F55-59

722

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6770

Females

919

F55-59

919

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

5890

Females

635

F55-59

635

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6119

Females

850

F55-59

850

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6623

Females

1202

F55-59

1202

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6468

Females

1311

F55-59

1311

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

6782

Females

1612

F55-59

1612

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5016

Females

881

F55-59

881

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5320

Females

1140

F55-59

1140

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

4875

Females

1022

F55-59

1022

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5076

Females

1212

F55-59

1212

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4508

Females

1020

F55-59

1020

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8138

Females

2644

F55-59

2644

Passing Analysis

Category:
Athletes Passed
1525
Passed By
2253
Net Change
-728
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4684
5K10K34774-740#4684#5424
10K15K62403-341#5424#5765
15K20K100337-237#5765#6002
20KHalf4019+21#6002#5981
Half25K185119+66#5981#5915
25K30K212208+4#5915#5911
30K20M10787+20#5911#5891
20M21M12175+46#5891#5845
21M35K11519+96#5845#5749
35K23M16248+114#5749#5635
23M24M14922+127#5635#5508
24M40K10830+78#5508#5430
40K25.2M6116+45#5430#5385
25.2MFinish6996-27#5385#5412
TOTALS15252253-728
📊

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