Charles Day

MA

Bib: 27813 M

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:05/mi
28:13
97345
10K· 6.21 mi
8:46/mi
55:27
79138
15K· 9.32 mi
8:46/mi
1:22:40
6778
20K· 12.43 mi
8:54/mi
1:50:20
10686
Half· 13.11 mi
8:54/mi
1:56:24
1937
25K· 15.53 mi
9:18/mi
2:18:58
6688
30K· 18.64 mi
9:43/mi
2:49:09
181148
20M
9:36/mi
3:02:12
6450
21M
10:21/mi
3:12:33
10624
35K· 21.75 mi
9:19/mi
3:19:31
1786
23M
10:15/mi
3:32:21
2363
24M
9:31/mi
3:41:52
82
40K· 24.85 mi
10:28/mi
3:50:49
20
25.2M
10:12/mi
3:54:20
1316
Finish· 26.22 mi
9:23/mi
4:03:54
2221
Course Elevation
7469 ft
×2stacked redwood trees
890 ft climb · 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:56:248:53 /mi⚡ faster
2nd Half
2:07:309:44 /mi+9.5%
Positive split — 9.5% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
28:139:053.11 mi28:13
9:05
-
10K
55:278:553.10 mi27:14
8:46
-0:19
15K
1:22:408:523.11 mi27:13
8:46
0:00
20K
1:50:208:533.11 mi27:40
8:54
+0:08
Half(13.11 mi)
1:56:248:530.68 mi6:04
8:54
0:00
25K
2:18:588:572.42 mi22:34
9:18
+0:24
30K
2:49:099:043.11 mi30:11
9:43
+0:25
20M
3:02:129:071.36 mi13:03
9:36
-0:07
21M
3:12:339:101.00 mi10:21
10:21
+0:45
35K
3:19:319:100.75 mi6:58
9:19
-1:02
23M
3:32:219:141.25 mi12:50
10:15
+0:56
24M
3:41:529:151.00 mi9:31
9:31
-0:44
40K
3:50:499:170.85 mi8:57
10:28
+0:57
25.2M
3:54:209:180.35 mi3:31
10:12
-0:16
Finish(26.22 mi)
4:03:549:191.02 mi9:34
9:23
-0:49
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:46 /mi

Average Pace

9:19 /mi

Slowest Pace

10:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:58:04

73% of race

Time at Steady Pace

46:32

19% of race

Time at Slower Pace

19:18

8% of race

Average Pace: 9:18 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi227811365813658208061285812858
10K3.10 mi22066+71513353+30513353+305212281301213012
15K3.11 mi21644+42213188+16513188+165208061285812858
20K3.11 mi21321+32313050+13813050+138204951267212672
Half(13.11 mi)0.68 mi21325-413047+313047+3213191304913049
25K2.42 mi21322+313037+1013037+10212011293812938
30K3.11 mi21213+10912958+7912958+79207351260912609
20M1.36 mi21070+14312869+8912869+89196191198111981
21M1.00 mi20971+9912811+5812811+58195371184711847
35K0.75 mi20911+6012771+4012771+40196161179311793
23M1.25 mi20958-4712765+612765+6212651252412524
24M1.00 mi20915+4312725+4012725+40196711171011710
40K0.85 mi20949-3412722+312722+3218221266312663
25.2M0.35 mi20898+5112691+3112691+31178671076910769
Finish(26.22 mi)1.02 mi20870+2812660+3112660+31207351216212162

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20806

Males

12858

M18-39

12858

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21228

Males

13012

M18-39

13012

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20806

Males

12858

M18-39

12858

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20495

Males

12672

M18-39

12672

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21319

Males

13049

M18-39

13049

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21201

Males

12938

M18-39

12938

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20735

Males

12609

M18-39

12609

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19619

Males

11981

M18-39

11981

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

19537

Males

11847

M18-39

11847

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

19616

Males

11793

M18-39

11793

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21265

Males

12524

M18-39

12524

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19671

Males

11710

M18-39

11710

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21822

Males

12663

M18-39

12663

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17867

Males

10769

M18-39

10769

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20735

Males

12162

M18-39

12162

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#22781
5K10K
45760+715
#22781 #22066
10K15K
48470+422
#22066 #21644
15K20K
63386+323
#21644 #21321
20KHalf
3935-4
#21321 #21325
Half25K
149152+3
#21325 #21322
25K30K
133242+109
#21322 #21213
30K20M
32175+143
#21213 #21070
20M21M
37136+99
#21070 #20971
21M35K
2585+60
#20971 #20911
35K23M
12174-47
#20911 #20958
23M24M
3376+43
#20958 #20915
24M40K
7844-34
#20915 #20949
40K25.2M
354+51
#20949 #20898
25.2MFinish
2755+28
#20898 #20870
TOTALS
8332744+1911
#22781 #20870

Passing Visualized

Category:
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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