Zachary Afong

Bib: 6343M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:41
Rank: #6915
Start5K
21:41 | 6:59/mi
10K· 6.21 mi
43:09
Rank: #6460 (+455)
5K10K
21:28 | 6:55/mi
15K· 9.32 mi
1:04:58
Rank: #6397 (+63)
10K15K
21:49 | 7:01/mi
20K· 12.43 mi
1:28:19
Rank: #6834 (-437)
15K20K
23:21 | 7:31/mi
Half· 13.11 mi
1:33:33
Rank: #6978 (-144)
20KHalf
5:14 | 7:40/mi
25K· 15.53 mi
1:53:22
Rank: #7596 (-618)
Half25K
19:49 | 8:10/mi
30K· 18.64 mi
2:20:01
Rank: #8232 (-636)
25K30K
26:39 | 8:35/mi
20M
2:32:40
Rank: #8649 (-417)
30K20M
12:39 | 9:19/mi
21M
2:44:09
Rank: #9335 (-686)
20M21M
11:29 | 11:29/mi
35K· 21.75 mi
2:51:49
Rank: #9810 (-475)
21M35K
7:40 | 10:15/mi
23M
3:05:51
Rank: #10652 (-842)
35K23M
14:02 | 11:12/mi
24M
3:16:46
Rank: #11223 (-571)
23M24M
10:55 | 10:55/mi
40K· 24.85 mi
3:27:50
Rank: #12067 (-844)
24M40K
11:04 | 12:57/mi
25.2M
3:32:30
Rank: #12289 (-222)
40K25.2M
4:40 | 13:32/mi
Finish· 26.22 mi
3:43:32
Rank: #12798 (-509)
25.2MFinish
11:02 | 10:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:33
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time2:09:59
Pace9:55 /mi
📊Positive Split: 38.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2521:416:5921:41
6:59
-
10K
6.21 mi10:48:5343:096:5721:28
6:55
-0:04
15K
9.32 mi11:10:421:04:586:5821:49
7:01
+0:06
20K
12.43 mi11:34:031:28:197:0623:21
7:31
+0:30
Half
13.11 mi11:39:171:33:337:085:14
7:40
+0:09
25K
15.53 mi11:59:061:53:227:1819:49
8:10
+0:30
30K
18.64 mi12:25:452:20:017:3126:39
8:35
+0:25
20M
20.00 mi12:38:242:32:407:3812:39
9:19
+0:44
21M
21.00 mi12:49:532:44:097:4911:29
11:29
+2:10
35K
21.75 mi12:57:332:51:497:547:40
10:15
-1:14
23M
23.00 mi13:11:353:05:518:0514:02
11:12
+0:57
24M
24.00 mi13:22:303:16:468:1210:55
10:55
-0:17
40K
24.85 mi13:33:343:27:508:2211:04
12:57
+2:02
25.2M
25.20 mi13:38:143:32:308:264:40
13:32
+0:35
Finish
26.22 mi13:49:163:43:328:3211:02
10:50
-2:42

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

8:32 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:22

51% of race

Time at Steady Pace

46:58

21% of race

Time at Slower Pace

1:03:12

28% 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 mi10:27:2521:416:5921:41
6:59
#6915
10K
6.21 mi10:48:5343:096:5721:28
6:55
#6460
15K
9.32 mi11:10:421:04:586:5821:49
7:01
#6397
20K
12.43 mi11:34:031:28:197:0623:21
7:31
#6834
Half
13.11 mi11:39:171:33:337:085:14
7:40
#6978
25K
15.53 mi11:59:061:53:227:1819:49
8:10
#7596
30K
18.64 mi12:25:452:20:017:3126:39
8:35
#8232
20M
20.00 mi12:38:242:32:407:3812:39
9:19
#8649
21M
21.00 mi12:49:532:44:097:4911:29
11:29
#9335
35K
21.75 mi12:57:332:51:497:547:40
10:15
#9810
23M
23.00 mi13:11:353:05:518:0514:02
11:12
#10652
24M
24.00 mi13:22:303:16:468:1210:55
10:55
#11223
40K
24.85 mi13:33:343:27:508:2211:04
12:57
#12067
25.2M
25.20 mi13:38:143:32:308:264:40
13:32
#12289
Finish
26.22 mi13:49:163:43:328:3211:02
10:50
#12798
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6915611061106356(Top 25%)5642(Top 39%)5642(Top 254%)
10K6.21 mi3.10 mi6460+4555764+3465764+3466079(Top 24%)5472(Top 38%)5472(Top 247%)
15K9.32 mi3.11 mi6397+635707+575707+576356(Top 25%)5642(Top 39%)5642(Top 254%)
20K12.43 mi3.11 mi6834-4375988-2815988-2818482(Top 33%)6882(Top 47%)6882(Top 310%)
Half13.11 mi0.68 mi6978-1446074-866074-8610354(Top 41%)7863(Top 54%)7863(Top 355%)
25K15.53 mi2.42 mi7596-6186443-3696443-36911196(Top 44%)8105(Top 56%)8105(Top 365%)
30K18.64 mi3.11 mi8232-6366724-2816724-28111048(Top 43%)7814(Top 54%)7814(Top 352%)
20M20.00 mi1.36 mi8649-4176917-1936917-19313646(Top 53%)8684(Top 60%)8684(Top 392%)
21M21.00 mi1.00 mi9335-6867210-2937210-29317607(Top 69%)10428(Top 72%)10428(Top 470%)
35K21.75 mi0.75 mi9810-4757414-2047414-20417863(Top 70%)10555(Top 72%)10555(Top 476%)
23M23.00 mi1.25 mi10652-8427773-3597773-35918951(Top 74%)11048(Top 76%)11048(Top 498%)
24M24.00 mi1.00 mi11223-5717994-2217994-22118997(Top 74%)10998(Top 75%)10998(Top 496%)
40K24.85 mi0.85 mi12067-8448332-3388332-33822163(Top 87%)12584(Top 86%)12584(Top 567%)
25.2M25.20 mi0.35 mi12289-2228416-848416-8420736(Top 81%)11803(Top 81%)11803(Top 532%)
Finish26.22 mi1.02 mi12798-5098600-1848600-18420885(Top 82%)11914(Top 82%)11914(Top 537%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6356

Males

5642

M45-49

5642

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6079

Males

5472

M45-49

5472

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6356

Males

5642

M45-49

5642

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8482

Males

6882

M45-49

6882

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10354

Males

7863

M45-49

7863

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11196

Males

8105

M45-49

8105

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11048

Males

7814

M45-49

7814

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13646

Males

8684

M45-49

8684

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

17607

Males

10428

M45-49

10428

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

17863

Males

10555

M45-49

10555

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

18951

Males

11048

M45-49

11048

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

18997

Males

10998

M45-49

10998

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

22163

Males

12584

M45-49

12584

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

20736

Males

11803

M45-49

11803

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

20885

Males

11914

M45-49

11914

Passing Analysis

Category:
Athletes Passed
1066
Passed By
6948
Net Change
-5883
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6915
5K10K49641+455#6915#6460
10K15K15996+63#6460#6397
15K20K69506-437#6397#6834
20KHalf5149-144#6834#6978
Half25K64682-618#6978#7596
25K30K109745-636#7596#8232
30K20M40457-417#8232#8649
20M21M19705-686#8649#9335
21M35K16491-475#9335#9810
35K23M25866-842#9810#10652
23M24M27598-571#10652#11223
24M40K11855-844#11223#12067
40K25.2M9231-222#12067#12289
25.2MFinish17526-509#12289#12798
TOTALS10666948-5883
📊

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