Calvin Ma

Bib: 15912M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:08
Rank: #14633
Start5K
25:08 | 8:05/mi
10K· 6.21 mi
51:19
Rank: #16224 (-1591)
5K10K
26:11 | 8:26/mi
15K· 9.32 mi
1:18:25
Rank: #17284 (-1060)
10K15K
27:06 | 8:43/mi
20K· 12.43 mi
1:47:09
Rank: #18339 (-1055)
15K20K
28:44 | 9:15/mi
Half· 13.11 mi
1:53:27
Rank: #18540 (-201)
20KHalf
6:18 | 9:14/mi
25K· 15.53 mi
2:16:29
Rank: #19013 (-473)
Half25K
23:02 | 9:30/mi
30K· 18.64 mi
2:48:46
Rank: #19840 (-827)
25K30K
32:17 | 10:23/mi
20M
3:02:31
Rank: #19939 (-99)
30K20M
13:45 | 10:07/mi
21M
3:13:45
Rank: #20058 (-119)
20M21M
11:14 | 11:14/mi
35K· 21.75 mi
3:20:41
Rank: #20014 (+44)
21M35K
6:56 | 9:16/mi
23M
3:33:15
Rank: #20025 (-11)
35K23M
12:34 | 10:02/mi
24M
3:44:16
Rank: #20221 (-196)
23M24M
11:01 | 11:01/mi
40K· 24.85 mi
3:53:51
Rank: #20332 (-111)
24M40K
9:35 | 11:13/mi
25.2M
3:58:39
Rank: #20445 (-113)
40K25.2M
4:48 | 13:55/mi
Finish· 26.22 mi
4:10:20
Rank: #20696 (-251)
25.2MFinish
11:41 | 11:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:27
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:16:53
Pace10:27 /mi
📊Positive Split: 20.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0225:088:0525:08
8:05
-
10K
6.21 mi11:21:1351:198:1626:11
8:26
+0:21
15K
9.32 mi11:48:191:18:258:2527:06
8:43
+0:17
20K
12.43 mi12:17:031:47:098:3728:44
9:15
+0:32
Half
13.11 mi12:23:211:53:278:396:18
9:14
-0:01
25K
15.53 mi12:46:232:16:298:4723:02
9:30
+0:16
30K
18.64 mi13:18:402:48:469:0332:17
10:23
+0:53
20M
20.00 mi13:32:253:02:319:0813:45
10:07
-0:16
21M
21.00 mi13:43:393:13:459:1411:14
11:14
+1:07
35K
21.75 mi13:50:353:20:419:146:56
9:16
-1:58
23M
23.00 mi14:03:093:33:159:1612:34
10:02
+0:46
24M
24.00 mi14:14:103:44:169:2111:01
11:01
+0:59
40K
24.85 mi14:23:453:53:519:259:35
11:13
+0:12
25.2M
25.20 mi14:28:333:58:399:284:48
13:55
+2:42
Finish
26.22 mi14:40:144:10:209:3311:41
11:28
-2:27

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

8:05 /mi

Average Pace

9:33 /mi

Slowest Pace

13:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:23

48% of race

Time at Steady Pace

1:21:38

33% of race

Time at Slower Pace

48:19

19% of race

Average Pace: 9:33 /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 mi10:55:0225:088:0525:08
8:05
#14633
10K
6.21 mi11:21:1351:198:1626:11
8:26
#16224
15K
9.32 mi11:48:191:18:258:2527:06
8:43
#17284
20K
12.43 mi12:17:031:47:098:3728:44
9:15
#18339
Half
13.11 mi12:23:211:53:278:396:18
9:14
#18540
25K
15.53 mi12:46:232:16:298:4723:02
9:30
#19013
30K
18.64 mi13:18:402:48:469:0332:17
10:23
#19840
20M
20.00 mi13:32:253:02:319:0813:45
10:07
#19939
21M
21.00 mi13:43:393:13:459:1411:14
11:14
#20058
35K
21.75 mi13:50:353:20:419:146:56
9:16
#20014
23M
23.00 mi14:03:093:33:159:1612:34
10:02
#20025
24M
24.00 mi14:14:103:44:169:2111:01
11:01
#20221
40K
24.85 mi14:23:453:53:519:259:35
11:13
#20332
25.2M
25.20 mi14:28:333:58:399:284:48
13:55
#20445
Finish
26.22 mi14:40:144:10:209:3311:41
11:28
#20696
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi14633102111021119096(Top 72%)11917(Top 79%)11917(Top 581%)
10K6.21 mi3.10 mi16224-159110797-58610797-58617768(Top 67%)11400(Top 75%)11400(Top 556%)
15K9.32 mi3.11 mi17284-106011180-38311180-38319096(Top 72%)11917(Top 79%)11917(Top 581%)
20K12.43 mi3.11 mi18339-105511604-42411604-42420769(Top 78%)12654(Top 83%)12654(Top 617%)
Half13.11 mi0.68 mi18540-20111693-8911693-8921248(Top 80%)12841(Top 85%)12841(Top 626%)
25K15.53 mi2.42 mi19013-47311865-17211865-17220827(Top 78%)12626(Top 83%)12626(Top 615%)
30K18.64 mi3.11 mi19840-82712181-31612181-31621971(Top 83%)13059(Top 86%)13059(Top 636%)
20M20.00 mi1.36 mi19939-9912213-3212213-3220779(Top 78%)12467(Top 82%)12467(Top 608%)
21M21.00 mi1.00 mi20058-11912257-4412257-4421337(Top 80%)12672(Top 84%)12672(Top 618%)
35K21.75 mi0.75 mi20014+4412232+2512232+2519009(Top 71%)11603(Top 76%)11603(Top 565%)
23M23.00 mi1.25 mi20025-1112223+912223+920087(Top 75%)12060(Top 79%)12060(Top 588%)
24M24.00 mi1.00 mi20221-19612298-7512298-7523073(Top 87%)13377(Top 88%)13377(Top 652%)
40K24.85 mi0.85 mi20332-11112335-3712335-3722741(Top 85%)13200(Top 87%)13200(Top 643%)
25.2M25.20 mi0.35 mi20445-11312381-4612381-4624934(Top 94%)14245(Top 94%)14245(Top 694%)
Finish26.22 mi1.02 mi20696-25112476-9512476-9524628(Top 93%)14134(Top 93%)14134(Top 689%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19096

Males

11917

M50-54

11917

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

17768

Males

11400

M50-54

11400

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19096

Males

11917

M50-54

11917

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20769

Males

12654

M50-54

12654

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21248

Males

12841

M50-54

12841

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20827

Males

12626

M50-54

12626

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

21971

Males

13059

M50-54

13059

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20779

Males

12467

M50-54

12467

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21337

Males

12672

M50-54

12672

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

19009

Males

11603

M50-54

11603

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

20087

Males

12060

M50-54

12060

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23073

Males

13377

M50-54

13377

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22741

Males

13200

M50-54

13200

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

24934

Males

14245

M50-54

14245

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2stories
+22ft-21ft

Overall

24628

Males

14134

M50-54

14134

Passing Analysis

Category:
Athletes Passed
397
Passed By
6460
Net Change
-6063
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14633
5K10K201611-1591#14633#16224
10K15K191079-1060#16224#17284
15K20K241079-1055#17284#18339
20KHalf4205-201#18339#18540
Half25K36509-473#18540#19013
25K30K30857-827#19013#19840
30K20M50149-99#19840#19939
20M21M43162-119#19939#20058
21M35K6420+44#20058#20014
35K23M6879-11#20014#20025
23M24M15211-196#20025#20221
24M40K14125-111#20221#20332
40K25.2M4117-113#20332#20445
25.2MFinish6257-251#20445#20696
TOTALS3976460-6063
📊

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