World list ➡
Filters
Other aggregation presets
- Optical telescopes 1m+
- Optical telescopes 8m+
- Optical telescopes 1m+ at 21.75+ mag/arcsec²
- Radio telescopes 10m and larger above 4,000m elevation
- Optical telescopes smaller than 1m or unknown
Instrument type
MPC only
Instrument size (m)
Zenith sky brightness (mag/arcsec²)
Observatory altitude (m)