Comet C/2018 Y1 Iwamoto February 2019 Th.Boeckel |
13.Feb.2019 Fuerstenfeldbruck /Germany
Comet Iwamoto passing spiral galaxy NGC 2903
900mm Newton f4.5mm, 1x45sec, ISO 3200, Canon 5DMIII
*mag = > light magnitude: Up to mag 3-4 stars are visible nearby cities with the naked eye, in very dark areas the seeing limit can reach up to mag 6-7.
The more higher numerical value is given, the more weaker are the objects. E.g. - 4,7 mag, Venus glittering; - 1,0 Sirius, brightest star; 3,5 M31 Andromeda, pale shiny oval)
All comet observations from 2001 up to now ..
further links
Etna Stromboli Volcano world Cinema From Etna to Stromboli Planets & Space ©photos & text by Th. Boeckel (TB), last modification 16. Jan.2019 This private, non-commercial web site do not use cookies ! |