Jianhua Liu

Bib: 10248M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 34%
Gender (Male)
#0 / 14578
Top 46%
Masters (Masters Men)
#0 / 9729
Top 35%
Division (M45-49)
#0 / 2218
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:59
Rank: #9939
Start5K
7:24/mi
22:59 split
10K· 6.21 mi
47:23
Rank: #11470 (-1531)
5K10K
7:51/mi
24:24 split
15K· 9.32 mi
1:12:18
Rank: #12199 (-729)
10K15K
8:01/mi
24:55 split
20K· 12.43 mi
1:37:31
Rank: #12246 (-47)
15K20K
8:07/mi
25:13 split
Half· 13.11 mi
1:45:21
Rank: #13642 (-1396)
20KHalf
11:29/mi
7:50 split
25K· 15.53 mi
2:05:05
Rank: #13089 (+553)
Half25K
8:08/mi
19:44 split
30K· 18.64 mi
2:29:58
Rank: #11982 (+1107)
25K30K
8:01/mi
24:53 split
20M
2:40:14
Rank: #11271 (+711)
30K20M
7:33/mi
10:16 split
21M
2:48:12
Rank: #10671 (+600)
20M21M
7:58/mi
7:58 split
35K· 21.75 mi
2:53:59
Rank: #10483 (+188)
21M35K
7:44/mi
5:47 split
23M
3:03:52
Rank: #10091 (+392)
35K23M
7:54/mi
9:53 split
24M
3:11:05
Rank: #9652 (+439)
23M24M
7:13/mi
7:13 split
40K· 24.85 mi
3:17:16
Rank: #9269 (+383)
24M40K
7:14/mi
6:11 split
25.2M
3:20:03
Rank: #9093 (+176)
40K25.2M
8:04/mi
2:47 split
Finish· 26.22 mi
3:27:06
Rank: #8723 (+370)
25.2MFinish
6:55/mi
7:03 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
Distance13.11 mi
Time1:45:21
Pace8:02 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:45
Pace7:46 /mi
📊Negative Split: 3.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5822:597:2422:59
7:24
-
10K
6.21 mi11:14:2247:237:3824:24
7:51
+0:27
15K
9.32 mi11:39:171:12:187:4524:55
8:01
+0:10
20K
12.43 mi12:04:301:37:317:5125:13
8:07
+0:06
Half
13.11 mi12:12:201:45:218:027:50
11:29
+3:22
25K
15.53 mi12:32:042:05:058:0319:44
8:08
-3:21
30K
18.64 mi12:56:572:29:588:0324:53
8:01
-0:07
20M
20.00 mi13:07:132:40:148:0110:16
7:33
-0:28
21M
21.00 mi13:15:112:48:128:017:58
7:58
+0:25
35K
21.75 mi13:20:582:53:598:005:47
7:44
-0:14
23M
23.00 mi13:30:513:03:528:009:53
7:54
+0:10
24M
24.00 mi13:38:043:11:057:587:13
7:13
-0:41
40K
24.85 mi13:44:153:17:167:566:11
7:14
+0:01
25.2M
25.20 mi13:47:023:20:037:562:47
8:04
+0:50
Finish
26.22 mi13:54:053:27:067:547:03
6:55
-1:09

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

6:55 /mi

Average Pace

7:54 /mi

Slowest Pace

11:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:27

10% of race

Time at Steady Pace

2:58:49

86% of race

Time at Slower Pace

7:50

4% of race

Average Pace: 7:54 /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 mi10:49:5822:597:2422:59
7:24
#9939
10K
6.21 mi11:14:2247:237:3824:24
7:51
#11470
15K
9.32 mi11:39:171:12:187:4524:55
8:01
#12199
20K
12.43 mi12:04:301:37:317:5125:13
8:07
#12246
Half
13.11 mi12:12:201:45:218:027:50
11:29
#13642
25K
15.53 mi12:32:042:05:058:0319:44
8:08
#13089
30K
18.64 mi12:56:572:29:588:0324:53
8:01
#11982
20M
20.00 mi13:07:132:40:148:0110:16
7:33
#11271
21M
21.00 mi13:15:112:48:128:017:58
7:58
#10671
35K
21.75 mi13:20:582:53:598:005:47
7:44
#10483
23M
23.00 mi13:30:513:03:528:009:53
7:54
#10091
24M
24.00 mi13:38:043:11:057:587:13
7:13
#9652
40K
24.85 mi13:44:153:17:167:566:11
7:14
#9269
25.2M
25.20 mi13:47:023:20:037:562:47
8:04
#9093
Finish
26.22 mi13:54:053:27:067:547:03
6:55
#8723
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi99397922792213602(Top 53%)9433(Top 65%)9433(Top 425%)
10K6.21 mi3.10 mi11470-15318575-6538575-65313117(Top 51%)9249(Top 63%)9249(Top 417%)
15K9.32 mi3.11 mi12199-7298863-2888863-28813602(Top 53%)9433(Top 65%)9433(Top 425%)
20K12.43 mi3.11 mi12246-478860+38860+312654(Top 50%)8964(Top 61%)8964(Top 404%)
Half13.11 mi0.68 mi13642-13969461-6019461-60124090(Top 94%)13940(Top 96%)13940(Top 628%)
25K15.53 mi2.42 mi13089+5539201+2609201+26011038(Top 43%)8026(Top 55%)8026(Top 362%)
30K18.64 mi3.11 mi11982+11078616+5858616+5857932(Top 31%)6172(Top 42%)6172(Top 278%)
20M20.00 mi1.36 mi11271+7118220+3968220+3964569(Top 18%)3952(Top 27%)3952(Top 178%)
21M21.00 mi1.00 mi10671+6007874+3467874+3464071(Top 16%)3483(Top 24%)3483(Top 157%)
35K21.75 mi0.75 mi10483+1887753+1217753+1216292(Top 25%)4832(Top 33%)4832(Top 218%)
23M23.00 mi1.25 mi10091+3927494+2597494+2595272(Top 21%)4121(Top 28%)4121(Top 186%)
24M24.00 mi1.00 mi9652+4397224+2707224+2703080(Top 12%)2671(Top 18%)2671(Top 120%)
40K24.85 mi0.85 mi9269+3836991+2336991+2332624(Top 10%)2284(Top 16%)2284(Top 103%)
25.2M25.20 mi0.35 mi9093+1766875+1166875+1163039(Top 12%)2528(Top 17%)2528(Top 114%)
Finish26.22 mi1.02 mi8723+3706638+2376638+2372829(Top 11%)2384(Top 16%)2384(Top 107%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

13602

Males

9433

M45-49

9433

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13117

Males

9249

M45-49

9249

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

13602

Males

9433

M45-49

9433

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

12654

Males

8964

M45-49

8964

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

24090

Males

13940

M45-49

13940

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11038

Males

8026

M45-49

8026

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

7932

Males

6172

M45-49

6172

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4569

Males

3952

M45-49

3952

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4071

Males

3483

M45-49

3483

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6292

Males

4832

M45-49

4832

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5272

Males

4121

M45-49

4121

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3080

Males

2671

M45-49

2671

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2624

Males

2284

M45-49

2284

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3039

Males

2528

M45-49

2528

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2829

Males

2384

M45-49

2384

Passing Analysis

Category:
Athletes Passed
5272*
Passed By
4054
Net Change
+1216
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9939
5K10K351564-1531#9939#11470
10K15K69798-729#11470#12199
15K20K226273-47#12199#12246
20KHalf21398-1396#12246#13642
Half25K56714+553#13642#13089
25K30K11081+1107#13089#11982
30K20M7110+711#11982#11271
20M21M6000+600#11271#10671
21M35K1935+188#10671#10483
35K23M3920+392#10483#10091
23M24M439*0+439#10091#9652
24M40K3841+383#9652#9269
40K25.2M1760+176#9269#9093
25.2MFinish3700+370#9093#8723
TOTALS5272*4054+1216

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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