Celestial rendez-vous

- Comet C/2017 O1 (ASASSN) and NGC 1624

Main objects: C/2017 O1 (ASASSN), NGC 1624

Colour gamut in the sky

gallery/asassn_2400
gallery/asassn_terkep
gallery/asassn_2400_annotateds

Coming soon!

Name:

C/2017 O1 (ASASSN)

Constellation:

Perseus

Coordinates:

R.A. 04 h 40 m 32 s Dec. +49° 53′ 30″

Type:

Comet

Distance from Sun: 

224 million km

Distance from Earth:

108 million km

Apparent size:

7'

Brightness:

8.4m

Sidereal period:

8,165 years

Velocity:

34 km/s

Date:

13/10/2017 21:52-23:38 UT

Total exposure time:

1.5 hour

Location:

Tápióbicske, Pest, Hungary

Camera:

Nikon D3300 (unmodified)

Telescope:

Sky-Watcher 150/750 mm Newtonian reflector

Mount:

Sky-Watcher NEQ-5 Pro GoTo

Guiding:

ZWO ASI 120 MC camera - PHD2

Corrector:

Sky-Watcher f/5 coma corrector

Focal ratio, length:

f/4.5, 682 mm

ISO:

800

Light:

90 x 60 s

Dark:

5

Flat:

8

Bias:

8

Processing:

PixInsight, Adobe Lightroom, Adobe Photoshop

Location

Annotation

Animation

gallery/asassn

Location in the Solar System