George Sullivan

Natick, MA

Bib: 18348 M

0:00
0:00
/ mi
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Overall
#0 / 15907
Gender (Male)
#0 / 9934
Division (M25-29)
#0 / 1724
Race Day Weather
43°/33°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:41/mi
30:04
279164
10K· 6.21 mi
9:40/mi
1:00:06
103217
15K· 9.32 mi
10:01/mi
1:31:13
5155
21K· 13.05 mi
11:26/mi
2:13:52
2037
25K· 15.53 mi
10:26/mi
2:39:49
35
30K· 18.64 mi
11:55/mi
3:16:51
5857
35K· 21.75 mi
13:10/mi
3:57:46
9892
40K· 24.85 mi
13:03/mi
4:38:19
3653
Finish· 26.22 mi
13:16/mi
4:56:24
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:13:5210:16 /mi⚡ faster
2nd Half
2:42:3112:20 /mi+21.4%
Positive split — 21.4% 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
30:049:413.11 mi30:04
9:41
-
10K
1:00:069:403.10 mi30:02
9:40
-0:01
15K
1:31:139:473.11 mi31:07
10:01
+0:21
21K
2:13:5210:163.73 mi42:39
11:26
+1:25
25K
2:39:4910:172.48 mi25:57
10:26
-1:00
30K
3:16:5110:343.11 mi37:02
11:55
+1:29
35K
3:57:4610:563.11 mi40:55
13:10
+1:15
40K
4:38:1911:123.10 mi40:33
13:03
-0:07
Finish(26.22 mi)
4:56:2411:191.37 mi18:05
13:16
+0:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:40 /mi

Average Pace

11:19 /mi

Slowest Pace

13:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:57:10

40% of race

Time at Steady Pace

1:19:41

27% of race

Time at Slower Pace

1:39:33

34% of race

Average Pace: 11:18 /mi

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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. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi65814914978881862941214
10K3.10 mi7546-9655534-6201084-106857361631185
15K3.11 mi7955-4095770-2361123-39881862941214
21K3.73 mi9375-14206623-8531268-1451217281551529
25K2.48 mi93756587+361272-4966366011278
30K3.11 mi9656-2816682-951296-241082271291360
35K3.11 mi10214-5586943-2611340-441211176681418
40K3.10 mi10402-1886981-381353-131109770271324
Finish(26.22 mi)1.37 mi10550-1487046-651370-171203075701444

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×18story building
+279ft-164ft

Overall

8818

Males

6294

M25-29

6294

5K→10K

3.1 - 6.2 mi

Top 54%
×11story building
+103ft-217ft

Overall

8573

Males

6163

M25-29

6163

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+51ft-55ft

Overall

8818

Males

6294

M25-29

6294

15K→21K

9.3 - 13.1 mi

Top 77%
×1story
+20ft-37ft

Overall

12172

Males

8155

M25-29

8155

21K→25K

13.1 - 15.5 mi

Top 61%
×2story building
+35ft-8ft

Overall

9663

Males

6601

M25-29

6601

25K→30K

15.5 - 18.6 mi

Top 68%
×2story building
+58ft-57ft

Overall

10822

Males

7129

M25-29

7129

30K→35K

18.6 - 21.8 mi

Top 76%
×2story building
+98ft-92ft

Overall

12111

Males

7668

M25-29

7668

35K→40K

21.8 - 24.9 mi

Top 70%
×2story building
+36ft-53ft

Overall

11097

Males

7027

M25-29

7027

40K→Finish

24.9 - 26.2 mi

Top 76%
×5story building
+80ft-24ft

Overall

12030

Males

7570

M25-29

7570

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#6581
5K10K
97914*-965
#6581 #7546
10K15K
47869*-409
#7546 #7955
15K21K
144626*-1420
#7955 #9375
21K25K
198198*0
#9375 #9375
25K30K
417136*-281
#9375 #9656
30K35K
64890*-558
#9656 #10214
35K40K
311123*-188
#10214 #10402
40KFinish
17527*-148
#10402 #10550
TOTALS
4652683*-3969
#6581 #10550

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

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

U.S. Marine Corps Community Services (MCCS)

Timing Productions