White light with green and red flashing light, stationary in sky. 20 degrees above horizon. SE sky.((NUFORC Note: Witness elects to remain totally anonymous; provides no contact information. PD))((NUFORC Note: Sirius? PD))
Top 100 nearest sightings ordered by sighting date (100 miles radius):
| Location | Sighted on | Shape | Duration |
|---|---|---|---|
| Location | Sighted on | Shape | Duration |
| Crested Butte, CO | 2023-09-07 | Slim rectangle | Two seconds |
| Basalt, CO | 2023-03-04 | Large glowing | Longer than 10 minutes |
| Victor, Colorado | 2021-08-07 | Circular | 10 minutes |
| Victor Colorado | 2021-08-07 | Circular | 10 minutes |
| Avon, Colorado (United States) | 2020-05-31 | Square, Rectangular | 00:00:01 |
| Bailey, Colorado (United States) | 2020-03-25 | Circle | 00:05:00 |
| Woodland Park, Colorado (United States) | 2020-03-21 | Unknown | 00:00:10 |
| Woodland Park, Colorado (United States) | 2020-03-02 | Blimp | 00:00:02 |
| Colorado, Colorado (United States) | 2020-02-29 | Square, Rectangular | 00:02:00 |
| 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 |
| Pine, Colorado (United States) | 2019-09-17 | Unknown | 00:10:00 |
| 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 |
| 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 |
| Salida, Colorado (United States) | 2018-08-05 | Sphere | 00:30:00 |
| Colorado (United States) | 2018-07-04 | Saturn-like | 00:05:00 |
| Cañon City, Colorado (United States) | 2018-06-09 | Sphere | 00:00:02 |
| Lake George, Colorado (United States) | 2018-04-16 | Sphere | 24:59:59 |
| Colorado (United States) | 2018-04-14 | Star-like | 00:15:00 |
| Colorado (United States) | 2018-04-10 | Triangle | 00:35:00 |
| Moffat, Colorado (United States) | 2018-03-08 | Cigar | 00:00:30 |
| Woodland Park, Colorado (United States) | 2018-03-02 | Sphere | 00:00:15 |
| Cañon City, Colorado, USA | 2018-02-13 | Dots | 90 |
| 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 |
| Leadville, Colorado (United States) | 2017-12-08 | Disc | 00:01:00 |
| Westcliffe, Colorado (United States) | 2017-11-30 | Fireball | 00:00:45 |
| Westcliffe, Colorado (United States) | 2017-11-30 | Unknown | 00:00:30 |
| Colorado (United States) | 2017-10-18 | Unknown | 00:15:00 |
| Vail, Colorado (United States) | 2017-10-04 | Circle | 00:00:05 |
| Divide, Colorado (United States) | 2017-09-20 | Oval | 00:00:15 |
| Frisco, Colorado (United States) | 2017-08-19 | Sphere | 02:00:00 |
| Colorado (United States) | 2017-07-04 | Sphere | |
| Almont, Colorado (United States) | 2017-06-13 | Sphere | 03:00:00 |
| Gunnison, Colorado (United States) | 2017-06-10 | Triangle | 00:20:00 |
| Buena Vista, Colorado (United States) | 2017-06-08 | Circle | 00:04:00 |
| 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 |
| Florissant, Colorado (United States) | 2017-01-01 | Star-like | 00:04:00 |
| Bailey, CO | 2016-11-26 | Disk | Few minutes |
| 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 |
| Almont, CO | 2016-10-19 | Light | 1 minute |
| Colorado (United States) | 2016-09-24 | Chevron | 00:00:03 |
| Woodland Park, Colorado (United States) | 2016-09-20 | Circle | 00:00:03 |
| Gunnison, Colorado (United States) | 2016-09-17 | Star-like | 00:00:04 |
| Colorado (United States) | 2016-08-30 | Unknown | 00:00:00 |
| Undisclosed, Colorado (United States) | 2016-08-23 | Sphere | 00:15:00 |
| Poncha Springs, Colorado (United States) | 2016-08-03 | Sphere | 01:45:00 |
| Canon City, CO | 2016-07-28 | Triangle | 10 minutes |
| Gunnison, CO | 2016-07-18 | Circle | 4 seconds |
| 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 |
| 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 |
| Grant, Colorado (United States) | 2016-04-03 | Unknown | Undisclosed |
| Grant, CO | 2016-04-03 | Light | 30 minutes |
| Undisclosed, Colorado (United States) | 2016-03-16 | Triangle | Undisclosed |
| Arkansas, Colorado (United States) | 2016-02-29 | Teardrop | 00:15:14 |
| Monarch Ski Resort, Colorado (United States) | 2016-02-12 | Square, Rectangular | Undisclosed |
| Avon/Eagle, CO | 2015-12-31 | Light | 26 minutes |
| Colorado (United States) | 2015-12-18 | Sphere | 01:00:00 |
| Colorado (United States) | 2015-11-13 | Unknown | 00:00:00 |
| Woodland Park, Colorado (United States) | 2015-11-09 | Square, Rectangular | Undisclosed |
| Undisclosed, Colorado (United States) | 2015-10-19 | Sphere | Undisclosed |
| Undisclosed, Colorado (United States) | 2015-10-16 | Sphere | Undisclosed |
| Aspen, CO | 2015-10-10 | Circle | 1 hour + |
| Aspen, Colorado (United States) | 2015-09-28 | Sphere | Undisclosed |
| Undisclosed, Colorado (United States) | 2015-09-27 | Boomerang | Undisclosed |
| Bailey, CO | 2015-09-27 | Circle | 20 minutes |
| Undisclosed, Colorado (United States) | 2015-09-27 | Circle | Undisclosed |
| Undisclosed, Colorado (United States) | 2015-09-23 | Oval | Undisclosed |
| Florissant, CO | 2015-09-21 | Sphere | 3 minutes |
| Eisenhower Tunnel (near), CO | 2015-09-11 | Triangle | 30 seconds |
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