Feiyin Situ

Bib: 23340F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 47%
Division (F50-54)
#0 / 1303
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:20
Rank: #19764
Start5K
26:20 | 8:29/mi
10K· 6.21 mi
52:42
Rank: #19726 (+38)
5K10K
26:22 | 8:29/mi
15K· 9.32 mi
1:19:22
Rank: #19772 (-46)
10K15K
26:40 | 8:35/mi
20K· 12.43 mi
1:47:33
Rank: #20156 (-384)
15K20K
28:11 | 9:04/mi
Half· 13.11 mi
1:53:22
Rank: #20107 (+49)
20KHalf
5:49 | 8:32/mi
25K· 15.53 mi
2:14:43
Rank: #19900 (+207)
Half25K
21:21 | 8:48/mi
30K· 18.64 mi
2:42:49
Rank: #19513 (+387)
25K30K
28:06 | 9:03/mi
20M
2:54:58
Rank: #19279 (+234)
30K20M
12:09 | 8:56/mi
21M
3:05:01
Rank: #19236 (+43)
20M21M
10:03 | 10:03/mi
35K· 21.75 mi
3:11:24
Rank: #19119 (+117)
21M35K
6:23 | 8:32/mi
23M
3:22:28
Rank: #18889 (+230)
35K23M
11:04 | 8:50/mi
24M
3:31:04
Rank: #18738 (+151)
23M24M
8:36 | 8:36/mi
40K· 24.85 mi
3:39:00
Rank: #18692 (+46)
24M40K
7:56 | 9:17/mi
25.2M
3:42:24
Rank: #18638 (+54)
40K25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:50:46
Rank: #18493 (+145)
25.2MFinish
8:22 | 8:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:22
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time1:57:24
Pace8:57 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2526:208:2926:20
8:29
-
10K
6.21 mi11:50:4752:428:2926:22
8:29
0:00
15K
9.32 mi12:17:271:19:228:3126:40
8:35
+0:06
20K
12.43 mi12:45:381:47:338:3928:11
9:04
+0:29
Half
13.11 mi12:51:271:53:228:395:49
8:32
-0:32
25K
15.53 mi13:12:482:14:438:4021:21
8:48
+0:16
30K
18.64 mi13:40:542:42:498:4428:06
9:03
+0:15
20M
20.00 mi13:53:032:54:588:4512:09
8:56
-0:07
21M
21.00 mi14:03:063:05:018:4910:03
10:03
+1:07
35K
21.75 mi14:09:293:11:248:486:23
8:32
-1:31
23M
23.00 mi14:20:333:22:288:4811:04
8:50
+0:18
24M
24.00 mi14:29:093:31:048:488:36
8:36
-0:14
40K
24.85 mi14:37:053:39:008:497:56
9:17
+0:41
25.2M
25.20 mi14:40:293:42:248:503:24
9:52
+0:35
Finish
26.22 mi14:48:513:50:468:488:22
8:13
-1:39

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

8:13 /mi

Average Pace

8:48 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:16

32% of race

Time at Steady Pace

1:19:50

35% of race

Time at Slower Pace

1:17:40

34% of race

Average Pace: 8:48 /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 mi11:24:2526:208:2926:20
8:29
#19764
10K
6.21 mi11:50:4752:428:2926:22
8:29
#19726
15K
9.32 mi12:17:271:19:228:3126:40
8:35
#19772
20K
12.43 mi12:45:381:47:338:3928:11
9:04
#20156
Half
13.11 mi12:51:271:53:228:395:49
8:32
#20107
25K
15.53 mi13:12:482:14:438:4021:21
8:48
#19900
30K
18.64 mi13:40:542:42:498:4428:06
9:03
#19513
20M
20.00 mi13:53:032:54:588:4512:09
8:56
#19279
21M
21.00 mi14:03:063:05:018:4910:03
10:03
#19236
35K
21.75 mi14:09:293:11:248:486:23
8:32
#19119
23M
23.00 mi14:20:333:22:288:4811:04
8:50
#18889
24M
24.00 mi14:29:093:31:048:488:36
8:36
#18738
40K
24.85 mi14:37:053:39:008:497:56
9:17
#18692
25.2M
25.20 mi14:40:293:42:248:503:24
9:52
#18638
Finish
26.22 mi14:48:513:50:468:488:22
8:13
#18493
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi197647369736919834(Top 70%)7350(Top 60%)7350(Top 564%)
10K6.21 mi3.10 mi19726+387314+557314+5519726(Top 69%)7318(Top 60%)7318(Top 562%)
15K9.32 mi3.11 mi19772-467334-207334-2019834(Top 70%)7350(Top 60%)7350(Top 564%)
20K12.43 mi3.11 mi20156-3847561-2277561-22721323(Top 75%)8212(Top 67%)8212(Top 630%)
Half13.11 mi0.68 mi20107+497536+257536+2519409(Top 68%)7130(Top 58%)7130(Top 547%)
25K15.53 mi2.42 mi19900+2077423+1137423+11318971(Top 67%)6962(Top 57%)6962(Top 534%)
30K18.64 mi3.11 mi19513+3877245+1787245+17817918(Top 63%)6538(Top 53%)6538(Top 502%)
20M20.00 mi1.36 mi19279+2347144+1017144+10116509(Top 58%)5890(Top 48%)5890(Top 452%)
21M21.00 mi1.00 mi19236+437134+107134+1018514(Top 65%)7066(Top 58%)7066(Top 542%)
35K21.75 mi0.75 mi19119+1177082+527082+5215725(Top 55%)5643(Top 46%)5643(Top 433%)
23M23.00 mi1.25 mi18889+2306987+956987+9515360(Top 54%)5534(Top 45%)5534(Top 425%)
24M24.00 mi1.00 mi18738+1516925+626925+6215208(Top 54%)5506(Top 45%)5506(Top 423%)
40K24.85 mi0.85 mi18692+466930-56930-517771(Top 63%)7013(Top 57%)7013(Top 538%)
25.2M25.20 mi0.35 mi18638+546912+186912+1816456(Top 58%)6317(Top 52%)6317(Top 485%)
Finish26.22 mi1.02 mi18493+1456850+626850+6214389(Top 51%)5162(Top 42%)5162(Top 396%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19834

Females

7350

F50-54

7350

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19726

Females

7318

F50-54

7318

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19834

Females

7350

F50-54

7350

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

21323

Females

8212

F50-54

8212

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19409

Females

7130

F50-54

7130

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

18971

Females

6962

F50-54

6962

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17918

Females

6538

F50-54

6538

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

16509

Females

5890

F50-54

5890

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

18514

Females

7066

F50-54

7066

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15725

Females

5643

F50-54

5643

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15360

Females

5534

F50-54

5534

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15208

Females

5506

F50-54

5506

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17771

Females

7013

F50-54

7013

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16456

Females

6317

F50-54

6317

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14389

Females

5162

F50-54

5162

Passing Analysis

Category:
Athletes Passed
2492
Passed By
1221
Net Change
+1271
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19764
5K10K277239+38#19764#19726
10K15K181227-46#19726#19772
15K20K86470-384#19772#20156
20KHalf6213+49#20156#20107
Half25K25750+207#20107#19900
25K30K43548+387#19900#19513
30K20M2417+234#19513#19279
20M21M12279+43#19279#19236
21M35K1247+117#19236#19119
35K23M2322+230#19119#18889
23M24M16110+151#18889#18738
24M40K9448+46#18738#18692
40K25.2M639+54#18692#18638
25.2MFinish15712+145#18638#18493
TOTALS24921221+1271
📊

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