Caixia Shi

Bib: 30571F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:13
Rank: #21452
Start5K
29:13 | 9:24/mi
10K· 6.21 mi
1:01:04
Rank: #22394 (-942)
5K10K
31:51 | 10:15/mi
15K· 9.32 mi
1:35:21
Rank: #22989 (-595)
10K15K
34:17 | 11:02/mi
20K· 12.43 mi
2:12:55
Rank: #23417 (-428)
15K20K
37:34 | 12:05/mi
Half· 13.11 mi
2:20:00
Rank: #23367 (+50)
20KHalf
7:05 | 10:23/mi
25K· 15.53 mi
2:49:07
Rank: #23369 (-2)
Half25K
29:07 | 12:01/mi
30K· 18.64 mi
3:35:44
Rank: #23840 (-471)
25K30K
46:37 | 15:00/mi
20M
3:57:58
Rank: #24045 (-205)
30K20M
22:14 | 16:22/mi
21M
4:13:27
Rank: #24038 (+7)
20M21M
15:29 | 15:29/mi
35K· 21.75 mi
4:22:52
Rank: #23995 (+43)
21M35K
9:25 | 12:35/mi
23M
4:39:58
Rank: #23974 (+21)
35K23M
17:06 | 13:39/mi
24M
4:52:50
Rank: #23937 (+37)
23M24M
12:52 | 12:52/mi
40K· 24.85 mi
5:05:02
Rank: #23961 (-24)
24M40K
12:12 | 14:16/mi
25.2M
5:10:04
Rank: #23953 (+8)
40K25.2M
5:02 | 14:36/mi
Finish· 26.22 mi
5:22:30
Rank: #23946 (+7)
25.2MFinish
12:26 | 12:12/mi

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 HalfFaster
Distance13.11 mi
Time2:20:00
Pace10:41 /mi
2nd Half
Distance13.11 mi
Time3:02:30
Pace13:55 /mi
📊Positive Split: 30.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3029:139:2429:13
9:24
-
10K
6.21 mi12:25:211:01:049:5031:51
10:15
+0:51
15K
9.32 mi12:59:381:35:2110:1434:17
11:02
+0:47
20K
12.43 mi13:37:122:12:5510:4237:34
12:05
+1:03
Half
13.11 mi13:44:172:20:0010:417:05
10:23
-1:42
25K
15.53 mi14:13:242:49:0710:5329:07
12:01
+1:38
30K
18.64 mi15:00:013:35:4411:3446:37
15:00
+2:59
20M
20.00 mi15:22:153:57:5811:5422:14
16:22
+1:22
21M
21.00 mi15:37:444:13:2712:0415:29
15:29
-0:53
35K
21.75 mi15:47:094:22:5212:059:25
12:35
-2:54
23M
23.00 mi16:04:154:39:5812:1017:06
13:39
+1:04
24M
24.00 mi16:17:074:52:5012:1212:52
12:52
-0:47
40K
24.85 mi16:29:195:05:0212:1612:12
14:16
+1:24
25.2M
25.20 mi16:34:215:10:0412:185:02
14:36
+0:20
Finish
26.22 mi16:46:475:22:3012:1912:26
12:12
-2:24

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

9:24 /mi

Average Pace

12:19 /mi

Slowest Pace

16:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:26

32% of race

Time at Steady Pace

1:41:24

31% of race

Time at Slower Pace

1:58:40

37% of race

Average Pace: 12:18 /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 mi11:53:3029:139:2429:13
9:24
#21452
10K
6.21 mi12:25:211:01:049:5031:51
10:15
#22394
15K
9.32 mi12:59:381:35:2110:1434:17
11:02
#22989
20K
12.43 mi13:37:122:12:5510:4237:34
12:05
#23417
Half
13.11 mi13:44:172:20:0010:417:05
10:23
#23367
25K
15.53 mi14:13:242:49:0710:5329:07
12:01
#23369
30K
18.64 mi15:00:013:35:4411:3446:37
15:00
#23840
20M
20.00 mi15:22:153:57:5811:5422:14
16:22
#24045
21M
21.00 mi15:37:444:13:2712:0415:29
15:29
#24038
35K
21.75 mi15:47:094:22:5212:059:25
12:35
#23995
23M
23.00 mi16:04:154:39:5812:1017:06
13:39
#23974
24M
24.00 mi16:17:074:52:5012:1212:52
12:52
#23937
40K
24.85 mi16:29:195:05:0212:1612:12
14:16
#23961
25.2M
25.20 mi16:34:215:10:0412:185:02
14:36
#23953
Finish
26.22 mi16:46:475:22:3012:1912:26
12:12
#23946
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi214528643864323766(Top 93%)9837(Top 90%)9837(Top 829%)
10K6.21 mi3.10 mi22394-9429106-4639106-46323074(Top 90%)9474(Top 87%)9474(Top 798%)
15K9.32 mi3.11 mi22989-5959413-3079413-30723766(Top 93%)9837(Top 90%)9837(Top 829%)
20K12.43 mi3.11 mi23417-4289657-2449657-24424086(Top 94%)10055(Top 92%)10055(Top 847%)
Half13.11 mi0.68 mi23367+509636+219636+2122434(Top 88%)9193(Top 84%)9193(Top 774%)
25K15.53 mi2.42 mi23369-29657-219657-2123164(Top 91%)9625(Top 88%)9625(Top 811%)
30K18.64 mi3.11 mi23840-4719934-2779934-27724939(Top 98%)10657(Top 98%)10657(Top 898%)
20M20.00 mi1.36 mi24045-20510059-12510059-12525270(Top 99%)10821(Top 99%)10821(Top 912%)
21M21.00 mi1.00 mi24038+710068-910068-924084(Top 94%)10313(Top 94%)10313(Top 869%)
35K21.75 mi0.75 mi23995+4310053+1510053+1522734(Top 89%)9698(Top 89%)9698(Top 817%)
23M23.00 mi1.25 mi23974+2110052+110052+123408(Top 92%)10022(Top 92%)10022(Top 844%)
24M24.00 mi1.00 mi23937+3710046+610046+622873(Top 90%)9839(Top 90%)9839(Top 829%)
40K24.85 mi0.85 mi23961-2410069-2310069-2323910(Top 94%)10348(Top 95%)10348(Top 872%)
25.2M25.20 mi0.35 mi23953+810067+210067+222515(Top 88%)9713(Top 89%)9713(Top 818%)
Finish26.22 mi1.02 mi23946+710069-210069-223511(Top 92%)10171(Top 93%)10171(Top 857%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

23766

Females

9837

F50-54

9837

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23074

Females

9474

F50-54

9474

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

23766

Females

9837

F50-54

9837

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

24086

Females

10055

F50-54

10055

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

22434

Females

9193

F50-54

9193

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

23164

Females

9625

F50-54

9625

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

24939

Females

10657

F50-54

10657

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

25270

Females

10821

F50-54

10821

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

24084

Females

10313

F50-54

10313

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

22734

Females

9698

F50-54

9698

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

23408

Females

10022

F50-54

10022

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

22873

Females

9839

F50-54

9839

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

23910

Females

10348

F50-54

10348

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22515

Females

9713

F50-54

9713

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

23511

Females

10171

F50-54

10171

Passing Analysis

Category:
Athletes Passed
581
Passed By
3075
Net Change
-2494
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21452
5K10K30972-942#21452#22394
10K15K34629-595#22394#22989
15K20K57485-428#22989#23417
20KHalf588+50#23417#23367
Half25K112114-2#23367#23369
25K30K28499-471#23369#23840
30K20M13218-205#23840#24045
20M21M3932+7#24045#24038
21M35K485+43#24038#23995
35K23M4524+21#23995#23974
23M24M5114+37#23974#23937
24M40K2044-24#23937#23961
40K25.2M157+8#23961#23953
25.2MFinish3124+7#23953#23946
TOTALS5813075-2494
📊

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