Xiangyang Song

Bib: 18419F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 47%
Gender (Female)
#0 / 12228
Top 33%
Masters (Masters Women)
#0 / 6759
Top 18%
Division (F50-54)
#0 / 1303
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:02
Rank: #17041
Start5K
8:03/mi
25:02 split
10K· 6.21 mi
49:49
Rank: #16645 (+396)
5K10K
7:59/mi
24:47 split
15K· 9.32 mi
1:14:36
Rank: #16357 (+288)
10K15K
7:59/mi
24:47 split
20K· 12.43 mi
1:39:49
Rank: #16184 (+173)
15K20K
8:07/mi
25:13 split
Half· 13.11 mi
1:45:11
Rank: #16125 (+59)
20KHalf
7:52/mi
5:22 split
25K· 15.53 mi
2:04:41
Rank: #15761 (+364)
Half25K
8:03/mi
19:30 split
30K· 18.64 mi
2:30:04
Rank: #15132 (+629)
25K30K
8:10/mi
25:23 split
20M
2:41:12
Rank: #14823 (+309)
30K20M
8:12/mi
11:08 split
21M
2:49:59
Rank: #14638 (+185)
20M21M
8:47/mi
8:47 split
35K· 21.75 mi
2:55:37
Rank: #14402 (+236)
21M35K
7:32/mi
5:38 split
23M
3:05:36
Rank: #14103 (+299)
35K23M
7:58/mi
9:59 split
24M
3:13:15
Rank: #13818 (+285)
23M24M
7:39/mi
7:39 split
40K· 24.85 mi
3:20:04
Rank: #13640 (+178)
24M40K
7:58/mi
6:49 split
25.2M
3:23:11
Rank: #13603 (+37)
40K25.2M
9:02/mi
3:07 split
Finish· 26.22 mi
3:30:52
Rank: #13434 (+169)
25.2MFinish
7:32/mi
7:41 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:11
Pace8:01 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:41
Pace8:04 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4525:028:0325:02
8:03
-
10K
6.21 mi11:40:3249:498:0124:47
7:59
-0:04
15K
9.32 mi12:05:191:14:368:0024:47
7:59
0:00
20K
12.43 mi12:30:321:39:498:0225:13
8:07
+0:08
Half
13.11 mi12:35:541:45:118:015:22
7:52
-0:15
25K
15.53 mi12:55:242:04:418:0219:30
8:03
+0:11
30K
18.64 mi13:20:472:30:048:0325:23
8:10
+0:07
20M
20.00 mi13:31:552:41:128:0411:08
8:12
+0:02
21M
21.00 mi13:40:422:49:598:068:47
8:47
+0:35
35K
21.75 mi13:46:202:55:378:055:38
7:32
-1:15
23M
23.00 mi13:56:193:05:368:049:59
7:58
+0:26
24M
24.00 mi14:03:583:13:158:037:39
7:39
-0:19
40K
24.85 mi14:10:473:20:048:036:49
7:58
+0:19
25.2M
25.20 mi14:13:543:23:118:043:07
9:02
+1:04
Finish
26.22 mi14:21:353:30:528:037:41
7:32
-1:30

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

7:32 /mi

Average Pace

8:03 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:58

94% of race

Time at Steady Pace

8:47

4% of race

Time at Slower Pace

3:07

1% of race

Average Pace: 8:03 /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 mi11:15:4525:028:0325:02
8:03
#17041
10K
6.21 mi11:40:3249:498:0124:47
7:59
#16645
15K
9.32 mi12:05:191:14:368:0024:47
7:59
#16357
20K
12.43 mi12:30:321:39:498:0225:13
8:07
#16184
Half
13.11 mi12:35:541:45:118:015:22
7:52
#16125
25K
15.53 mi12:55:242:04:418:0219:30
8:03
#15761
30K
18.64 mi13:20:472:30:048:0325:23
8:10
#15132
20M
20.00 mi13:31:552:41:128:0411:08
8:12
#14823
21M
21.00 mi13:40:422:49:598:068:47
8:47
#14638
35K
21.75 mi13:46:202:55:378:055:38
7:32
#14402
23M
23.00 mi13:56:193:05:368:049:59
7:58
#14103
24M
24.00 mi14:03:583:13:158:037:39
7:39
#13818
40K
24.85 mi14:10:473:20:048:036:49
7:58
#13640
25.2M
25.20 mi14:13:543:23:118:043:07
9:02
#13603
Finish
26.22 mi14:21:353:30:528:037:41
7:32
#13434
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi170415765576515843(Top 56%)5068(Top 41%)5068(Top 389%)
10K6.21 mi3.10 mi16645+3965524+2415524+24116274(Top 57%)5297(Top 43%)5297(Top 407%)
15K9.32 mi3.11 mi16357+2885349+1755349+17515843(Top 56%)5068(Top 41%)5068(Top 389%)
20K12.43 mi3.11 mi16184+1735265+845265+8415729(Top 55%)5053(Top 41%)5053(Top 388%)
Half13.11 mi0.68 mi16125+595234+315234+3114717(Top 52%)4481(Top 37%)4481(Top 344%)
25K15.53 mi2.42 mi15761+3645032+2025032+20214202(Top 50%)4315(Top 35%)4315(Top 331%)
30K18.64 mi3.11 mi15132+6294739+2934739+29312576(Top 44%)3610(Top 30%)3610(Top 277%)
20M20.00 mi1.36 mi14823+3094597+1424597+14211726(Top 41%)3323(Top 27%)3323(Top 255%)
21M21.00 mi1.00 mi14638+1854520+774520+7712147(Top 43%)3692(Top 30%)3692(Top 283%)
35K21.75 mi0.75 mi14402+2364396+1244396+1248769(Top 31%)2047(Top 17%)2047(Top 157%)
23M23.00 mi1.25 mi14103+2994284+1124284+1129800(Top 35%)2656(Top 22%)2656(Top 204%)
24M24.00 mi1.00 mi13818+2854159+1254159+1258712(Top 31%)2207(Top 18%)2207(Top 169%)
40K24.85 mi0.85 mi13640+1784081+784081+789940(Top 35%)2917(Top 24%)2917(Top 224%)
25.2M25.20 mi0.35 mi13603+374073+84073+811882(Top 42%)3955(Top 32%)3955(Top 304%)
Finish26.22 mi1.02 mi13434+1694003+704003+709419(Top 33%)2745(Top 22%)2745(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

15843

Females

5068

F50-54

5068

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

16274

Females

5297

F50-54

5297

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

15843

Females

5068

F50-54

5068

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

15729

Females

5053

F50-54

5053

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14717

Females

4481

F50-54

4481

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

14202

Females

4315

F50-54

4315

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

12576

Females

3610

F50-54

3610

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11726

Females

3323

F50-54

3323

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12147

Females

3692

F50-54

3692

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8769

Females

2047

F50-54

2047

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9800

Females

2656

F50-54

2656

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8712

Females

2207

F50-54

2207

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9940

Females

2917

F50-54

2917

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11882

Females

3955

F50-54

3955

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9419

Females

2745

F50-54

2745

Passing Analysis

Category:
Athletes Passed
4085
Passed By
478
Net Change
+3607
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17041
5K10K543147+396#17041#16645
10K15K36476+288#16645#16357
15K20K303130+173#16357#16184
20KHalf656+59#16184#16125
Half25K38016+364#16125#15761
25K30K64617+629#15761#15132
30K20M32213+309#15132#14823
20M21M20924+185#14823#14638
21M35K2371+236#14638#14402
35K23M3045+299#14402#14103
23M24M2916+285#14103#13818
24M40K1857+178#13818#13640
40K25.2M5417+37#13640#13603
25.2MFinish18213+169#13603#13434
TOTALS4085478+3607
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing