Feiyin Situ

Bib: 21875F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 50%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F50-54)
#0 / 1207
Top 32%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:34
Rank: #17917
Start5K
8:33/mi
26:34 split
10K· 6.21 mi
52:56
Rank: #18018 (-101)
5K10K
8:29/mi
26:22 split
15K· 9.32 mi
1:19:36
Rank: #18111 (-93)
10K15K
8:35/mi
26:40 split
20K· 12.43 mi
1:46:28
Rank: #18013 (+98)
15K20K
8:39/mi
26:52 split
Half· 13.11 mi
1:52:17
Rank: #17993 (+20)
20KHalf
8:32/mi
5:49 split
25K· 15.53 mi
2:13:09
Rank: #17759 (+234)
Half25K
8:36/mi
20:52 split
30K· 18.64 mi
2:40:37
Rank: #17470 (+289)
25K30K
8:50/mi
27:28 split
20M
2:52:36
Rank: #17296 (+174)
30K20M
8:49/mi
11:59 split
21M
3:01:52
Rank: #17159 (+137)
20M21M
9:16/mi
9:16 split
35K· 21.75 mi
3:08:10
Rank: #17070 (+89)
21M35K
8:25/mi
6:18 split
23M
3:18:59
Rank: #16885 (+185)
35K23M
8:38/mi
10:49 split
24M
3:27:17
Rank: #16729 (+156)
23M24M
8:18/mi
8:18 split
40K· 24.85 mi
3:34:25
Rank: #16563 (+166)
24M40K
8:21/mi
7:08 split
25.2M
3:37:34
Rank: #16497 (+66)
40K25.2M
9:08/mi
3:09 split
Finish· 26.22 mi
3:45:39
Rank: #16302 (+195)
25.2MFinish
7:56/mi
8:05 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:52:17
Pace8:34 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:53:22
Pace8:39 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0326:348:3326:34
8:33
-
10K
6.21 mi11:46:2552:568:3126:22
8:29
-0:04
15K
9.32 mi12:13:051:19:368:3226:40
8:35
+0:06
20K
12.43 mi12:39:571:46:288:3426:52
8:39
+0:04
Half
13.11 mi12:45:461:52:178:345:49
8:32
-0:07
25K
15.53 mi13:06:382:13:098:3420:52
8:36
+0:04
30K
18.64 mi13:34:062:40:378:3727:28
8:50
+0:14
20M
20.00 mi13:46:052:52:368:3811:59
8:49
-0:01
21M
21.00 mi13:55:213:01:528:409:16
9:16
+0:27
35K
21.75 mi14:01:393:08:108:396:18
8:25
-0:51
23M
23.00 mi14:12:283:18:598:3910:49
8:38
+0:13
24M
24.00 mi14:20:463:27:178:388:18
8:18
-0:20
40K
24.85 mi14:27:543:34:258:387:08
8:21
+0:03
25.2M
25.20 mi14:31:033:37:348:383:09
9:08
+0:47
Finish
26.22 mi14:39:083:45:398:378:05
7:56
-1:12

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

7:56 /mi

Average Pace

8:37 /mi

Slowest Pace

9:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:47

77% of race

Time at Steady Pace

51:52

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:36 /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 mi11:20:0326:348:3326:34
8:33
#17917
10K
6.21 mi11:46:2552:568:3126:22
8:29
#18018
15K
9.32 mi12:13:051:19:368:3226:40
8:35
#18111
20K
12.43 mi12:39:571:46:288:3426:52
8:39
#18013
Half
13.11 mi12:45:461:52:178:345:49
8:32
#17993
25K
15.53 mi13:06:382:13:098:3420:52
8:36
#17759
30K
18.64 mi13:34:062:40:378:3727:28
8:50
#17470
20M
20.00 mi13:46:052:52:368:3811:59
8:49
#17296
21M
21.00 mi13:55:213:01:528:409:16
9:16
#17159
35K
21.75 mi14:01:393:08:108:396:18
8:25
#17070
23M
23.00 mi14:12:283:18:598:3910:49
8:38
#16885
24M
24.00 mi14:20:463:27:178:388:18
8:18
#16729
40K
24.85 mi14:27:543:34:258:387:08
8:21
#16563
25.2M
25.20 mi14:31:033:37:348:383:09
9:08
#16497
Finish
26.22 mi14:39:083:45:398:378:05
7:56
#16302
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi179176495649518333(Top 69%)6692(Top 59%)6692(Top 554%)
10K6.21 mi3.10 mi18018-1016544-496544-4918172(Top 68%)6576(Top 58%)6576(Top 545%)
15K9.32 mi3.11 mi18111-936588-446588-4418333(Top 69%)6692(Top 59%)6692(Top 554%)
20K12.43 mi3.11 mi18013+986525+636525+6317785(Top 67%)6388(Top 56%)6388(Top 529%)
Half13.11 mi0.68 mi17993+206508+176508+1717850(Top 67%)6379(Top 56%)6379(Top 529%)
25K15.53 mi2.42 mi17759+2346388+1206388+12016843(Top 63%)5916(Top 52%)5916(Top 490%)
30K18.64 mi3.11 mi17470+2896235+1536235+15316323(Top 61%)5681(Top 50%)5681(Top 471%)
20M20.00 mi1.36 mi17296+1746152+836152+8315553(Top 58%)5310(Top 46%)5310(Top 440%)
21M21.00 mi1.00 mi17159+1376085+676085+6714845(Top 56%)4964(Top 43%)4964(Top 411%)
35K21.75 mi0.75 mi17070+896043+426043+4214900(Top 56%)5055(Top 44%)5055(Top 419%)
23M23.00 mi1.25 mi16885+1855955+885955+8814053(Top 53%)4654(Top 41%)4654(Top 386%)
24M24.00 mi1.00 mi16729+1565880+755880+7513286(Top 50%)4282(Top 37%)4282(Top 355%)
40K24.85 mi0.85 mi16563+1665805+755805+7512394(Top 47%)3894(Top 34%)3894(Top 323%)
25.2M25.20 mi0.35 mi16497+665772+335772+3313370(Top 50%)4441(Top 39%)4441(Top 368%)
Finish26.22 mi1.02 mi16302+1955661+1115661+11111674(Top 44%)3545(Top 31%)3545(Top 294%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

18333

Females

6692

F50-54

6692

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

18172

Females

6576

F50-54

6576

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

18333

Females

6692

F50-54

6692

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17785

Females

6388

F50-54

6388

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17850

Females

6379

F50-54

6379

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16843

Females

5916

F50-54

5916

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16323

Females

5681

F50-54

5681

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15553

Females

5310

F50-54

5310

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14845

Females

4964

F50-54

4964

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14900

Females

5055

F50-54

5055

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

14053

Females

4654

F50-54

4654

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13286

Females

4282

F50-54

4282

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12394

Females

3894

F50-54

3894

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13370

Females

4441

F50-54

4441

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11674

Females

3545

F50-54

3545

Passing Analysis

Category:
Athletes Passed
2517
Passed By
902
Net Change
+1615
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17917
5K10K267368-101#17917#18018
10K15K147240-93#18018#18111
15K20K218120+98#18111#18013
20KHalf4020+20#18013#17993
Half25K25925+234#17993#17759
25K30K33950+289#17759#17470
30K20M18612+174#17470#17296
20M21M15821+137#17296#17159
21M35K10314+89#17159#17070
35K23M1949+185#17070#16885
23M24M16610+156#16885#16729
24M40K1693+166#16729#16563
40K25.2M715+66#16563#16497
25.2MFinish2005+195#16497#16302
TOTALS2517902+1615
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing