Crested Butte, CO
|
2023-09-07
|
Slim rectangle
|
Two seconds
|
Basalt, CO
|
2023-03-04
|
Large glowing
|
Longer than 10 minutes
|
Avon, Colorado (United States)
|
2020-05-31
|
Square, Rectangular
|
00:00:01
|
Colorado, Colorado (United States)
|
2020-02-29
|
Square, Rectangular
|
00:02:00
|
Glenwood Springs, Colorado (United States)
|
2020-02-14
|
Fireball
|
00:30:00
|
Oak Creek, Colorado (United States)
|
2020-01-15
|
Circle
|
00:07:00
|
Colorado (United States)
|
2020-01-03
|
Unknown
|
00:00:00
|
Copper Mountain, Colorado (United States)
|
2019-12-04
|
Circle
|
00:10:00
|
Copper Mountain, Colorado (United States)
|
2019-12-04
|
Circle
|
00:05:00
|
Colorado (United States)
|
2019-09-15
|
Unknown
|
00:00:00
|
Colorado (United States)
|
2019-09-08
|
Unknown
|
00:00:00
|
Colorado (United States)
|
2019-07-04
|
Unknown
|
00:00:00
|
Breckenridge, Colorado (United States)
|
2019-04-30
|
Circle
|
00:00:40
|
Breckenridge, Colorado (United States)
|
2019-04-30
|
Circle
|
00:00:30
|
Fairplay, Colorado (United States)
|
2019-04-23
|
Circle
|
00:00:10
|
Basalt, Colorado (United States)
|
2019-01-31
|
Sphere
|
00:30:00
|
Colorado (United States)
|
2018-12-19
|
Unknown
|
00:20:00
|
Colorado (United States)
|
2018-12-19
|
Unknown
|
00:20:00
|
Colorado (United States)
|
2018-10-04
|
Disc
|
00:03:00
|
Aspen, Colorado (United States)
|
2018-09-13
|
Cross
|
00:02:00
|
Granby, Colorado (United States)
|
2018-08-25
|
Boomerang
|
00:02:00
|
Colorado (United States)
|
2018-08-18
|
Circle
|
00:00:15
|
Colorado (United States)
|
2018-08-12
|
Egg
|
|
Colorado (United States)
|
2018-08-07
|
Flash
|
01:00:00
|
Colorado (United States)
|
2018-07-04
|
Saturn-like
|
00:05:00
|
Colorado (United States)
|
2018-04-14
|
Star-like
|
00:15:00
|
Colorado (United States)
|
2018-04-10
|
Triangle
|
00:35:00
|
Colorado (United States)
|
2018-02-06
|
Teardrop
|
00:05:00
|
Colorado (United States)
|
2018-01-28
|
N, A
|
00:05:00
|
Colorado (United States)
|
2018-01-13
|
Sphere
|
00:30:00
|
Avon, Colorado (United States)
|
2017-12-09
|
Other
|
00:03:00
|
Edwards, Colorado (United States)
|
2017-12-09
|
Unknown
|
00:03:00
|
New Castle, Colorado (United States)
|
2017-12-09
|
Fireball
|
00:03:00
|
Leadville, Colorado (United States)
|
2017-12-08
|
Disc
|
00:01:00
|
Colorado (United States)
|
2017-10-18
|
Unknown
|
00:15:00
|
Vail, Colorado (United States)
|
2017-10-04
|
Circle
|
00:00:05
|
Hot Sulphur Springs, Colorado (United States)
|
2017-09-13
|
Blimp
|
00:02:00
|
Frisco, Colorado (United States)
|
2017-08-19
|
Sphere
|
02:00:00
|
Rifle, Colorado (United States)
|
2017-07-24
|
N, A
|
|
Colorado (United States)
|
2017-07-04
|
Sphere
|
|
Copper Mountain, Colorado (United States)
|
2017-06-01
|
Cigar
|
00:00:02
|
Colorado (United States)
|
2017-05-31
|
Cylinder
|
01:00:00
|
Colorado (United States)
|
2017-05-23
|
Unknown
|
00:00:00
|
Breckenridge, CO
|
2017-05-13
|
Flash
|
~10-20 minutes
|
Breckenridge, Colorado (United States)
|
2017-05-05
|
Circle
|
00:00:07
|
Colorado (southeast part), CO
|
2017-04-10
|
Chevron
|
7 minutes
|
Colorado (United States)
|
2017-02-17
|
Sphere
|
00:00:04
|
Winter Park, Colorado (United States)
|
2016-11-22
|
Disc
|
00:03:00
|
Avon, CO
|
2016-11-17
|
Light
|
2 minutes
|
Colorado (United States)
|
2016-11-15
|
Disc
|
01:01:01
|
Colorado (United States)
|
2016-11-09
|
Unknown
|
00:04:00
|
Alma, CO
|
2016-10-20
|
Light
|
5 seconds
|
Silt, Colorado (United States)
|
2016-09-28
|
Cigar
|
00:00:08
|
Colorado (United States)
|
2016-09-24
|
Chevron
|
00:00:03
|
Colorado (United States)
|
2016-08-30
|
Unknown
|
00:00:00
|
Silt, Colorado (United States)
|
2016-08-28
|
Disc
|
00:03:00
|
New Castle, CO
|
2016-08-28
|
Light
|
5 minutes
|
Undisclosed, Colorado (United States)
|
2016-08-23
|
Sphere
|
00:15:00
|
Undisclosed, Colorado (United States)
|
2016-07-03
|
Unknown
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2016-06-18
|
Teardrop
|
00:03:00
|
Undisclosed, Colorado (United States)
|
2016-06-13
|
Sphere
|
Undisclosed
|
Rifle, Colorado (United States)
|
2016-06-05
|
Other
|
Undisclosed
|
Probably Parker Colorado , Colorado (United States)
|
2016-06-04
|
Other
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2016-05-18
|
Other
|
Undisclosed
|
Crested Butte, CO
|
2016-05-04
|
Disk
|
2 hours
|
Glenwood Springs, CO
|
2016-03-28
|
Disk
|
3 minutes
|
Undisclosed, Colorado (United States)
|
2016-03-16
|
Triangle
|
Undisclosed
|
Steamboat Springs, CO
|
2016-03-08
|
Light
|
4 seconds
|
Arkansas, Colorado (United States)
|
2016-02-29
|
Teardrop
|
00:15:14
|
Monarch Ski Resort, Colorado (United States)
|
2016-02-12
|
Square, Rectangular
|
Undisclosed
|
Steamboat Springs, CO
|
2015-12-31
|
Light
|
1 hour
|
Avon/Eagle, CO
|
2015-12-31
|
Light
|
26 minutes
|
Silt, Colorado (United States)
|
2015-12-26
|
Disc
|
Undisclosed
|
Colorado (United States)
|
2015-12-18
|
Sphere
|
01:00:00
|
Granby, Colorado (United States)
|
2015-12-14
|
Disc
|
Undisclosed
|
Granby, Colorado (United States)
|
2015-11-22
|
Cylinder
|
Undisclosed
|
Colorado (United States)
|
2015-11-13
|
Unknown
|
00:00:00
|
Undisclosed, Colorado (United States)
|
2015-10-19
|
Sphere
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2015-10-16
|
Sphere
|
Undisclosed
|
Rifle, CO
|
2015-10-15
|
Light
|
|
Aspen, CO
|
2015-10-10
|
Circle
|
1 hour +
|
New Castle, Colorado (United States)
|
2015-10-07
|
Circle
|
Undisclosed
|
Aspen, Colorado (United States)
|
2015-09-28
|
Sphere
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2015-09-27
|
Boomerang
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2015-09-27
|
Circle
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2015-09-23
|
Oval
|
Undisclosed
|
Eisenhower Tunnel (near), CO
|
2015-09-11
|
Triangle
|
30 seconds
|
Undisclosed, Colorado (United States)
|
2015-09-10
|
Disc
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2015-09-01
|
Other
|
Undisclosed
|
Vail, Colorado (United States)
|
2015-08-30
|
Oval
|
02:00:00
|
Undisclosed, Colorado (United States)
|
2015-08-12
|
Other
|
Undisclosed
|
Silverthorne, CO
|
2015-08-06
|
Light
|
2 seconds
|
Silverthorne, CO
|
2015-07-31
|
Light
|
8 hours
|
Undisclosed, Colorado (United States)
|
2015-07-18
|
Unknown
|
Undisclosed
|
Crested Butte, Colorado (United States)
|
2015-07-18
|
Oval
|
Undisclosed
|
Undisclosed, Colorado (United States)
|
2015-07-13
|
Circle
|
Undisclosed
|
Hot Sulphur Springs, Colorado (United States)
|
2015-07-12
|
Unknown
|
00:15:00
|
Undisclosed, Colorado (United States)
|
2015-07-10
|
Star-like
|
00:33:00
|
Undisclosed, Colorado (United States)
|
2015-07-04
|
Star-like
|
00:01:30
|
Undisclosed, Colorado (United States)
|
2015-06-25
|
N, A
|
Undisclosed
|