M51 · NGC 5194
Whirlpool
- Type
- Spiral galaxy
- RA / Dec
- 13ʰ29ᵐ · +47°11′
- Magnitude
- 8.4
- Distance
- 23.0 Mly
Observatory № 7 · Southern array
NEBULA DRIFT
A living atlas of the deep sky — one hundred thousand points of light, turning slowly, catalogued in real coordinates.
Open the atlas
tracking · sidereal
[ ATLAS ]
Selected objects
Four entries from the drift catalogue, as they cross the meridian tonight.
M42 · NGC 1976
Orion
- Type
- Emission nebula
- RA / Dec
- 05ʰ35ᵐ · −05°23′
- Magnitude
- 4.0
- Distance
- 1.34 kly
NGC 6960
Veil
- Type
- Supernova remnant
- RA / Dec
- 20ʰ45ᵐ · +30°43′
- Magnitude
- 7.0
- Distance
- 2.4 kly
IC 434
Horsehead
- Type
- Dark nebula
- RA / Dec
- 05ʰ41ᵐ · −02°27′
- Magnitude
- 6.8
- Distance
- 1.5 kly
[ INSTRUMENT ]
The array
A four-metre segmented reflector on an equatorial mount, tracking the sky at fifteen arc-seconds a second so that, to the eye, the stars hold perfectly still while the Earth turns beneath them.
- Aperture
- 4.10 m
- Focal ratio
- f / 11
- Segments
- 18 hexagonal
- Seeing
- 0.4″ median
- Altitude
- 2 640 m
- First light
- 2026
The sky is not a ceiling.
It is a depth.