ផ្ទៃមេឃពេលយប់ និងការបំពុលពន្លឺ
A real star catalogue. Drag the light pollution slider and watch the stars disappear.
ESO/S. Guisard (www.eso.org/~sguisard) (CC BY 4.0)
ផ្ទៃមេឃពេលយប់ និងការបំពុលពន្លឺ
ថ្នាក់ Bortle
ផ្កាយមើលឃើញតិចបំផុតmag
ផ្កាយមើលឃើញ (ផ្ទៃមេឃទាំងមូល យប់ភ្លឺ)
Star positions and brightness from the Yale Bright Star Catalogue. Your location is never stored.
តារាងទិន្នន័យ (ជំនួសអត្ថបទ)
| ថ្នាក់ Bortle | ផ្កាយមើលឃើញតិចបំផុត | ផ្កាយមើលឃើញ (ផ្ទៃមេឃទាំងមូល យប់ភ្លឺ) |
|---|---|---|
| 1 | 7.8 | 9,093+ |
| 2 | 7.3 | 9,082+ |
| 3 | 6.8 | 9,002+ |
| 4 | 6.3 | 7,008 |
| 5 | 5.8 | 4,103 |
| 6 | 5.3 | 2,319 |
| 7 | 4.8 | 1,267 |
| 8 | 4.3 | 718 |
| 9 | 3.8 | 409 |
Tools and lessons use simplified models for learning only. They must not be used for navigation, mission planning or any operational decision. Certificates are free and non-accredited. អានការលុបចោលមាតិកាអប់រំ