Jing Sun

Bib: 20711F

ON

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 42%
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:59
Rank: #18771
Start5K
8:41/mi
26:59 split
10K· 6.21 mi
54:04
Rank: #18597 (+174)
5K10K
8:43/mi
27:05 split
15K· 9.32 mi
1:21:42
Rank: #18536 (+61)
10K15K
8:54/mi
27:38 split
20K· 12.43 mi
1:50:53
Rank: #18608 (-72)
15K20K
9:24/mi
29:11 split
Half· 13.11 mi
1:57:04
Rank: #18591 (+17)
20KHalf
9:04/mi
6:11 split
25K· 15.53 mi
2:19:20
Rank: #18166 (+425)
Half25K
9:11/mi
22:16 split
30K· 18.64 mi
2:47:35
Rank: #17314 (+852)
25K30K
9:06/mi
28:15 split
20M
2:59:41
Rank: #16924 (+390)
30K20M
8:54/mi
12:06 split
21M
3:09:12
Rank: #16571 (+353)
20M21M
9:31/mi
9:31 split
35K· 21.75 mi
3:16:13
Rank: #16531 (+40)
21M35K
9:23/mi
7:01 split
23M
3:27:22
Rank: #16192 (+339)
35K23M
8:54/mi
11:09 split
24M
3:36:05
Rank: #15946 (+246)
23M24M
8:43/mi
8:43 split
40K· 24.85 mi
3:43:28
Rank: #15668 (+278)
24M40K
8:38/mi
7:23 split
25.2M
3:47:00
Rank: #15592 (+76)
40K25.2M
10:15/mi
3:32 split
Finish· 26.22 mi
3:55:16
Rank: #15357 (+235)
25.2MFinish
8:07/mi
8:16 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
Time1:57:04
Pace8:56 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:58:12
Pace9:01 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0226:598:4126:59
8:41
-
10K
6.21 mi11:49:0754:048:4227:05
8:43
+0:02
15K
9.32 mi12:16:451:21:428:4627:38
8:54
+0:11
20K
12.43 mi12:45:561:50:538:5529:11
9:24
+0:30
Half
13.11 mi12:52:071:57:048:566:11
9:04
-0:20
25K
15.53 mi13:14:232:19:208:5822:16
9:11
+0:07
30K
18.64 mi13:42:382:47:358:5928:15
9:06
-0:05
20M
20.00 mi13:54:442:59:418:5912:06
8:54
-0:12
21M
21.00 mi14:04:153:09:129:019:31
9:31
+0:37
35K
21.75 mi14:11:163:16:139:017:01
9:23
-0:08
23M
23.00 mi14:22:253:27:229:0111:09
8:54
-0:29
24M
24.00 mi14:31:083:36:059:008:43
8:43
-0:11
40K
24.85 mi14:38:313:43:288:597:23
8:38
-0:05
25.2M
25.20 mi14:42:033:47:009:003:32
10:15
+1:37
Finish
26.22 mi14:50:193:55:168:598:16
8:07
-2:08

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

8:07 /mi

Average Pace

8:59 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:39

7% of race

Time at Steady Pace

2:28:06

63% of race

Time at Slower Pace

1:11:31

30% of race

Average Pace: 8:58 /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 mi11:22:0226:598:4126:59
8:41
#18771
10K
6.21 mi11:49:0754:048:4227:05
8:43
#18597
15K
9.32 mi12:16:451:21:428:4627:38
8:54
#18536
20K
12.43 mi12:45:561:50:538:5529:11
9:24
#18608
Half
13.11 mi12:52:071:57:048:566:11
9:04
#18591
25K
15.53 mi13:14:232:19:208:5822:16
9:11
#18166
30K
18.64 mi13:42:382:47:358:5928:15
9:06
#17314
20M
20.00 mi13:54:442:59:418:5912:06
8:54
#16924
21M
21.00 mi14:04:153:09:129:019:31
9:31
#16571
35K
21.75 mi14:11:163:16:139:017:01
9:23
#16531
23M
23.00 mi14:22:253:27:229:0111:09
8:54
#16192
24M
24.00 mi14:31:083:36:059:008:43
8:43
#15946
40K
24.85 mi14:38:313:43:288:597:23
8:38
#15668
25.2M
25.20 mi14:42:033:47:009:003:32
10:15
#15592
Finish
26.22 mi14:50:193:55:168:598:16
8:07
#15357
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi187717212721218413(Top 72%)6928(Top 63%)6928(Top 395%)
10K6.21 mi3.10 mi18597+1747102+1107102+11018448(Top 72%)6988(Top 64%)6988(Top 399%)
15K9.32 mi3.11 mi18536+617039+637039+6318413(Top 72%)6928(Top 63%)6928(Top 395%)
20K12.43 mi3.11 mi18608-727079-407079-4018850(Top 74%)7194(Top 66%)7194(Top 410%)
Half13.11 mi0.68 mi18591+177071+87071+818554(Top 73%)7074(Top 65%)7074(Top 404%)
25K15.53 mi2.42 mi18166+4256858+2136858+21316356(Top 64%)5918(Top 54%)5918(Top 338%)
30K18.64 mi3.11 mi17314+8526440+4186440+41813688(Top 54%)4668(Top 43%)4668(Top 266%)
20M20.00 mi1.36 mi16924+3906252+1886252+18811660(Top 46%)3852(Top 35%)3852(Top 220%)
21M21.00 mi1.00 mi16571+3536064+1886064+18810947(Top 43%)3730(Top 34%)3730(Top 213%)
35K21.75 mi0.75 mi16531+406057+76057+715051(Top 59%)5865(Top 54%)5865(Top 335%)
23M23.00 mi1.25 mi16192+3395913+1445913+14410705(Top 42%)3761(Top 34%)3761(Top 215%)
24M24.00 mi1.00 mi15946+2465813+1005813+10010722(Top 42%)3804(Top 35%)3804(Top 217%)
40K24.85 mi0.85 mi15668+2785688+1255688+1259103(Top 36%)3145(Top 29%)3145(Top 179%)
25.2M25.20 mi0.35 mi15592+765669+195669+1911956(Top 47%)4587(Top 42%)4587(Top 262%)
Finish26.22 mi1.02 mi15357+2355564+1055564+1059300(Top 36%)3200(Top 29%)3200(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

18413

Females

6928

F45-49

6928

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

18448

Females

6988

F45-49

6988

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

18413

Females

6928

F45-49

6928

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

18850

Females

7194

F45-49

7194

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

18554

Females

7074

F45-49

7074

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16356

Females

5918

F45-49

5918

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

13688

Females

4668

F45-49

4668

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

11660

Females

3852

F45-49

3852

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

10947

Females

3730

F45-49

3730

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15051

Females

5865

F45-49

5865

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

10705

Females

3761

F45-49

3761

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

10722

Females

3804

F45-49

3804

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9103

Females

3145

F45-49

3145

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

11956

Females

4587

F45-49

4587

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9300

Females

3200

F45-49

3200

Passing Analysis

Category:
Athletes Passed
4233
Passed By
819
Net Change
+3414
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18771
5K10K373199+174#18771#18597
10K15K251190+61#18597#18536
15K20K234306-72#18536#18608
20KHalf4831+17#18608#18591
Half25K46237+425#18591#18166
25K30K8586+852#18166#17314
30K20M3922+390#17314#16924
20M21M3563+353#16924#16571
21M35K7838+40#16571#16531
35K23M3401+339#16531#16192
23M24M2471+246#16192#15946
24M40K2780+278#15946#15668
40K25.2M793+76#15668#15592
25.2MFinish2372+235#15592#15357
TOTALS4233819+3414
📊

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