Zhang Bei

Bib: 22147F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 37%
Division (F45-49)
#0 / 1813
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:46
Rank: #18678
Start5K
25:46 | 8:18/mi
10K· 6.21 mi
51:45
Rank: #18797 (-119)
5K10K
25:59 | 8:22/mi
15K· 9.32 mi
1:17:40
Rank: #18603 (+194)
10K15K
25:55 | 8:21/mi
20K· 12.43 mi
1:44:02
Rank: #18464 (+139)
15K20K
26:22 | 8:29/mi
Half· 13.11 mi
1:49:42
Rank: #18432 (+32)
20KHalf
5:40 | 8:18/mi
25K· 15.53 mi
2:09:59
Rank: #18040 (+392)
Half25K
20:17 | 8:22/mi
30K· 18.64 mi
2:36:07
Rank: #17305 (+735)
25K30K
26:08 | 8:25/mi
20M
2:47:49
Rank: #17079 (+226)
30K20M
11:42 | 8:37/mi
21M
2:57:11
Rank: #16928 (+151)
20M21M
9:22 | 9:22/mi
35K· 21.75 mi
3:03:34
Rank: #16868 (+60)
21M35K
6:23 | 8:32/mi
23M
3:14:34
Rank: #16747 (+121)
35K23M
11:00 | 8:47/mi
24M
3:23:20
Rank: #16709 (+38)
23M24M
8:46 | 8:46/mi
40K· 24.85 mi
3:30:53
Rank: #16638 (+71)
24M40K
7:33 | 8:50/mi
25.2M
3:34:17
Rank: #16644 (-6)
40K25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:43:41
Rank: #16807 (-163)
25.2MFinish
9:24 | 9:13/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
Time1:49:42
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time1:53:59
Pace8:42 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1025:468:1825:46
8:18
-
10K
6.21 mi11:47:0951:458:2025:59
8:22
+0:04
15K
9.32 mi12:13:041:17:408:2025:55
8:21
-0:01
20K
12.43 mi12:39:261:44:028:2226:22
8:29
+0:08
Half
13.11 mi12:45:061:49:428:225:40
8:18
-0:11
25K
15.53 mi13:05:232:09:598:2220:17
8:22
+0:04
30K
18.64 mi13:31:312:36:078:2226:08
8:25
+0:03
20M
20.00 mi13:43:132:47:498:2311:42
8:37
+0:12
21M
21.00 mi13:52:352:57:118:269:22
9:22
+0:45
35K
21.75 mi13:58:583:03:348:266:23
8:32
-0:50
23M
23.00 mi14:09:583:14:348:2811:00
8:47
+0:15
24M
24.00 mi14:18:443:23:208:288:46
8:46
-0:01
40K
24.85 mi14:26:173:30:538:297:33
8:50
+0:04
25.2M
25.20 mi14:29:413:34:178:303:24
9:52
+1:02
Finish
26.22 mi14:39:053:43:418:329:24
9:13
-0:39

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

8:18 /mi

Average Pace

8:32 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:31

90% of race

Time at Steady Pace

18:46

8% of race

Time at Slower Pace

3:24

2% of race

Average Pace: 8:32 /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 mi11:21:1025:468:1825:46
8:18
#18678
10K
6.21 mi11:47:0951:458:2025:59
8:22
#18797
15K
9.32 mi12:13:041:17:408:2025:55
8:21
#18603
20K
12.43 mi12:39:261:44:028:2226:22
8:29
#18464
Half
13.11 mi12:45:061:49:428:225:40
8:18
#18432
25K
15.53 mi13:05:232:09:598:2220:17
8:22
#18040
30K
18.64 mi13:31:312:36:078:2226:08
8:25
#17305
20M
20.00 mi13:43:132:47:498:2311:42
8:37
#17079
21M
21.00 mi13:52:352:57:118:269:22
9:22
#16928
35K
21.75 mi13:58:583:03:348:266:23
8:32
#16868
23M
23.00 mi14:09:583:14:348:2811:00
8:47
#16747
24M
24.00 mi14:18:443:23:208:288:46
8:46
#16709
40K
24.85 mi14:26:173:30:538:297:33
8:50
#16638
25.2M
25.20 mi14:29:413:34:178:303:24
9:52
#16644
Finish
26.22 mi14:39:053:43:418:329:24
9:13
#16807
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi186786724672418334(Top 65%)6511(Top 53%)6511(Top 359%)
10K6.21 mi3.10 mi18797-1196792-686792-6818958(Top 67%)6856(Top 56%)6856(Top 378%)
15K9.32 mi3.11 mi18603+1946679+1136679+11318334(Top 65%)6511(Top 53%)6511(Top 359%)
20K12.43 mi3.11 mi18464+1396601+786601+7818153(Top 64%)6423(Top 53%)6423(Top 354%)
Half13.11 mi0.68 mi18432+326577+246577+2417982(Top 63%)6299(Top 52%)6299(Top 347%)
25K15.53 mi2.42 mi18040+3926381+1966381+19616345(Top 58%)5509(Top 45%)5509(Top 304%)
30K18.64 mi3.11 mi17305+7356000+3816000+38114223(Top 50%)4497(Top 37%)4497(Top 248%)
20M20.00 mi1.36 mi17079+2265896+1045896+10414527(Top 51%)4796(Top 39%)4796(Top 265%)
21M21.00 mi1.00 mi16928+1515832+645832+6415497(Top 55%)5455(Top 45%)5455(Top 301%)
35K21.75 mi0.75 mi16868+605813+195813+1915706(Top 55%)5624(Top 46%)5624(Top 310%)
23M23.00 mi1.25 mi16747+1215779+345779+3415055(Top 53%)5367(Top 44%)5367(Top 296%)
24M24.00 mi1.00 mi16709+385787-85787-816144(Top 57%)6013(Top 49%)6013(Top 332%)
40K24.85 mi0.85 mi16638+715777+105777+1015380(Top 54%)5737(Top 47%)5737(Top 316%)
25.2M25.20 mi0.35 mi16644-65789-125789-1216432(Top 58%)6293(Top 51%)6293(Top 347%)
Finish26.22 mi1.02 mi16807-1635911-1225911-12220061(Top 71%)8176(Top 67%)8176(Top 451%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18334

Females

6511

F45-49

6511

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

18958

Females

6856

F45-49

6856

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18334

Females

6511

F45-49

6511

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

18153

Females

6423

F45-49

6423

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17982

Females

6299

F45-49

6299

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

16345

Females

5509

F45-49

5509

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

14223

Females

4497

F45-49

4497

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14527

Females

4796

F45-49

4796

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

15497

Females

5455

F45-49

5455

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15706

Females

5624

F45-49

5624

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

15055

Females

5367

F45-49

5367

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

16144

Females

6013

F45-49

6013

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15380

Females

5737

F45-49

5737

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16432

Females

6293

F45-49

6293

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20061

Females

8176

F45-49

8176

Passing Analysis

Category:
Athletes Passed
2910
Passed By
1039
Net Change
+1871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18678
5K10K205324-119#18678#18797
10K15K300106+194#18797#18603
15K20K256117+139#18603#18464
20KHalf4715+32#18464#18432
Half25K40816+392#18432#18040
25K30K7416+735#18040#17305
30K20M23711+226#17305#17079
20M21M19645+151#17079#16928
21M35K8727+60#16928#16868
35K23M16443+121#16868#16747
23M24M9658+38#16747#16709
24M40K11039+71#16709#16638
40K25.2M2935-6#16638#16644
25.2MFinish34197-163#16644#16807
TOTALS29101039+1871
📊

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