May Chih

Bib: 21171F

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:27
Rank: #22030
Start5K
29:27 | 9:29/mi
10K· 6.21 mi
57:19
Rank: #21487 (+543)
5K10K
27:52 | 8:58/mi
15K· 9.32 mi
1:25:58
Rank: #21440 (+47)
10K15K
28:39 | 9:13/mi
20K· 12.43 mi
1:55:34
Rank: #21507 (-67)
15K20K
29:36 | 9:32/mi
Half· 13.11 mi
2:01:53
Rank: #21490 (+17)
20KHalf
6:19 | 9:16/mi
25K· 15.53 mi
2:25:46
Rank: #21550 (-60)
Half25K
23:53 | 9:51/mi
30K· 18.64 mi
2:59:01
Rank: #21753 (-203)
25K30K
33:15 | 10:42/mi
20M
3:13:00
Rank: #21730 (+23)
30K20M
13:59 | 10:18/mi
21M
3:23:18
Rank: #21589 (+141)
20M21M
10:18 | 10:18/mi
35K· 21.75 mi
3:30:33
Rank: #21544 (+45)
21M35K
7:15 | 9:41/mi
23M
3:43:17
Rank: #21474 (+70)
35K23M
12:44 | 10:10/mi
24M
3:53:08
Rank: #21418 (+56)
23M24M
9:51 | 9:51/mi
40K· 24.85 mi
4:01:45
Rank: #21362 (+56)
24M40K
8:37 | 10:05/mi
25.2M
4:05:24
Rank: #21314 (+48)
40K25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:14:42
Rank: #21231 (+83)
25.2MFinish
9:18 | 9:08/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
Time2:01:53
Pace9:18 /mi
2nd Half
Distance13.11 mi
Time2:12:49
Pace10:08 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2629:279:2929:27
9:29
-
10K
6.21 mi11:50:1857:199:1327:52
8:58
-0:31
15K
9.32 mi12:18:571:25:589:1328:39
9:13
+0:15
20K
12.43 mi12:48:331:55:349:1829:36
9:32
+0:19
Half
13.11 mi12:54:522:01:539:186:19
9:16
-0:16
25K
15.53 mi13:18:452:25:469:2323:53
9:51
+0:35
30K
18.64 mi13:52:002:59:019:3633:15
10:42
+0:51
20M
20.00 mi14:05:593:13:009:3913:59
10:18
-0:24
21M
21.00 mi14:16:173:23:189:4110:18
10:18
0:00
35K
21.75 mi14:23:323:30:339:417:15
9:41
-0:37
23M
23.00 mi14:36:163:43:179:4212:44
10:10
+0:29
24M
24.00 mi14:46:073:53:089:439:51
9:51
-0:19
40K
24.85 mi14:54:444:01:459:448:37
10:05
+0:14
25.2M
25.20 mi14:58:234:05:249:443:39
10:35
+0:30
Finish
26.22 mi15:07:414:14:429:439:18
9:08
-1:27

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

8:58 /mi

Average Pace

9:43 /mi

Slowest Pace

10:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:10

68% of race

Time at Steady Pace

45:38

18% of race

Time at Slower Pace

36:54

14% of race

Average Pace: 9:43 /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 mi11:22:2629:279:2929:27
9:29
#22030
10K
6.21 mi11:50:1857:199:1327:52
8:58
#21487
15K
9.32 mi12:18:571:25:589:1328:39
9:13
#21440
20K
12.43 mi12:48:331:55:349:1829:36
9:32
#21507
Half
13.11 mi12:54:522:01:539:186:19
9:16
#21490
25K
15.53 mi13:18:452:25:469:2323:53
9:51
#21550
30K
18.64 mi13:52:002:59:019:3633:15
10:42
#21753
20M
20.00 mi14:05:593:13:009:3913:59
10:18
#21730
21M
21.00 mi14:16:173:23:189:4110:18
10:18
#21589
35K
21.75 mi14:23:323:30:339:417:15
9:41
#21544
23M
23.00 mi14:36:163:43:179:4212:44
10:10
#21474
24M
24.00 mi14:46:073:53:089:439:51
9:51
#21418
40K
24.85 mi14:54:444:01:459:448:37
10:05
#21362
25.2M
25.20 mi14:58:234:05:249:443:39
10:35
#21314
Finish
26.22 mi15:07:414:14:429:439:18
9:08
#21231
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi220308894889421385(Top 80%)8442(Top 74%)8442(Top 465%)
10K6.21 mi3.10 mi21487+5438575+3198575+31920757(Top 78%)8124(Top 71%)8124(Top 447%)
15K9.32 mi3.11 mi21440+478522+538522+5321385(Top 80%)8442(Top 74%)8442(Top 465%)
20K12.43 mi3.11 mi21507-678555-338555-3321645(Top 81%)8598(Top 75%)8598(Top 473%)
Half13.11 mi0.68 mi21490+178540+158540+1521389(Top 80%)8461(Top 74%)8461(Top 466%)
25K15.53 mi2.42 mi21550-608575-358575-3521861(Top 82%)8760(Top 77%)8760(Top 482%)
30K18.64 mi3.11 mi21753-2038692-1178692-11722614(Top 85%)9250(Top 81%)9250(Top 509%)
20M20.00 mi1.36 mi21730+238694-28694-221265(Top 80%)8565(Top 75%)8565(Top 471%)
21M21.00 mi1.00 mi21589+1418623+718623+7119012(Top 71%)7352(Top 64%)7352(Top 405%)
35K21.75 mi0.75 mi21544+458610+138610+1320467(Top 77%)8209(Top 72%)8209(Top 452%)
23M23.00 mi1.25 mi21474+708585+258585+2520495(Top 77%)8228(Top 72%)8228(Top 453%)
24M24.00 mi1.00 mi21418+568566+198566+1920398(Top 77%)8205(Top 72%)8205(Top 452%)
40K24.85 mi0.85 mi21362+568549+178549+1720196(Top 76%)8165(Top 71%)8165(Top 449%)
25.2M25.20 mi0.35 mi21314+488525+248525+2419414(Top 73%)7748(Top 68%)7748(Top 426%)
Finish26.22 mi1.02 mi21231+838491+348491+3418609(Top 70%)7239(Top 63%)7239(Top 398%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

21385

Females

8442

F45-49

8442

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20757

Females

8124

F45-49

8124

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

21385

Females

8442

F45-49

8442

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

21645

Females

8598

F45-49

8598

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21389

Females

8461

F45-49

8461

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21861

Females

8760

F45-49

8760

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

22614

Females

9250

F45-49

9250

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21265

Females

8565

F45-49

8565

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

19012

Females

7352

F45-49

7352

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20467

Females

8209

F45-49

8209

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20495

Females

8228

F45-49

8228

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

20398

Females

8205

F45-49

8205

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20196

Females

8165

F45-49

8165

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19414

Females

7748

F45-49

7748

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18609

Females

7239

F45-49

7239

Passing Analysis

Category:
Athletes Passed
1765
Passed By
966
Net Change
+799
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22030
5K10K61471+543#22030#21487
10K15K188141+47#21487#21440
15K20K106173-67#21440#21507
20KHalf3821+17#21507#21490
Half25K88148-60#21490#21550
25K30K76279-203#21550#21753
30K20M6845+23#21753#21730
20M21M1487+141#21730#21589
21M35K5712+45#21589#21544
35K23M9020+70#21544#21474
23M24M7721+56#21474#21418
24M40K7519+56#21418#21362
40K25.2M502+48#21362#21314
25.2MFinish907+83#21314#21231
TOTALS1765966+799
📊

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