Heidi Forsythe

Boulder, CO

Bib: 13719 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 45%
Gender (Female)
#0 / 12338
Top 37%
Masters (Masters Women)
#0 / 5451
Top 26%
Division (F60-64)
#0 / 423
Top 15%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:34/mi
32:50
279164
10K· 6.21 mi
10:12/mi
1:04:32
103217
15K· 9.32 mi
10:04/mi
1:35:49
5155
21K· 13.05 mi
10:11/mi
2:13:48
2037
25K· 15.53 mi
10:01/mi
2:38:41
35
30K· 18.64 mi
11:16/mi
3:13:40
5857
35K· 21.75 mi
10:50/mi
3:47:19
9892
40K· 24.85 mi
10:59/mi
4:21:27
3653
Finish· 26.22 mi
11:15/mi
4:36:48
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:13:4810:15 /mi⚡ faster
2nd Half
2:23:0010:51 /mi+6.9%
Positive split — 6.9% 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
32:5010:343.11 mi32:50
10:34
-
10K
1:04:3210:233.10 mi31:42
10:12
-0:22
15K
1:35:4910:173.11 mi31:17
10:04
-0:08
21K
2:13:4810:153.73 mi37:59
10:11
+0:07
25K
2:38:4110:132.48 mi24:53
10:01
-0:10
30K
3:13:4010:233.11 mi34:59
11:16
+1:15
35K
3:47:1910:273.11 mi33:39
10:50
-0:26
40K
4:21:2710:313.10 mi34:08
10:59
+0:09
Finish(26.22 mi)
4:36:4810:341.37 mi15:21
11:15
+0:16
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:01 /mi

Average Pace

10:34 /mi

Slowest Pace

11:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:46:28

82% of race

Time at Steady Pace

50:20

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:33 /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. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi1528648467115136482265
10K3.10 mi16104-8185186-34076-517082560788
15K3.11 mi15665+4395005+18169+715136482265
21K3.73 mi15044+6214759+24667+214182442562
25K2.48 mi14638+4064657+10265+213609437263
30K3.11 mi14790-1524797-14070-515805560495
35K3.11 mi14211+5794673+12466+412359441665
40K3.10 mi13692+5194568+10565+111487428265
Finish(26.22 mi)1.37 mi13603+894580-126512902494869

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×18story building
+279ft-164ft

Overall

15136

Females

4822

F60-64

4822

5K→10K

3.1 - 6.2 mi

Top 57%
×11story building
+103ft-217ft

Overall

17082

Females

5607

F60-64

5607

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+51ft-55ft

Overall

15136

Females

4822

F60-64

4822

15K→21K

9.3 - 13.1 mi

Top 47%
×1story
+20ft-37ft

Overall

14182

Females

4425

F60-64

4425

21K→25K

13.1 - 15.5 mi

Top 45%
×2story building
+35ft-8ft

Overall

13609

Females

4372

F60-64

4372

25K→30K

15.5 - 18.6 mi

Top 53%
×2story building
+58ft-57ft

Overall

15805

Females

5604

F60-64

5604

30K→35K

18.6 - 21.8 mi

Top 41%
×2story building
+98ft-92ft

Overall

12359

Females

4416

F60-64

4416

35K→40K

21.8 - 24.9 mi

Top 38%
×2story building
+36ft-53ft

Overall

11487

Females

4282

F60-64

4282

40K→Finish

24.9 - 26.2 mi

Top 43%
×5story building
+80ft-24ft

Overall

12902

Females

4948

F60-64

4948

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#15286
5K10K
961143*-818
#15286 #16104
10K15K
140579*+439
#16104 #15665
15K21K
105726*+621
#15665 #15044
21K25K
80486*+406
#15044 #14638
25K30K
449297*-152
#14638 #14790
30K35K
127706*+579
#14790 #14211
35K40K
102621*+519
#14211 #13692
40KFinish
94183*+89
#13692 #13603
TOTALS
20583741*+1683
#15286 #13603

* 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