NGC 1535

Planetary Nebula in Eridanus

 (ra: 04:14.2 / dec -12:44)

December 2010, Home Backyard in Martinez

Buenos Aires, Argentina

DATA

TYPE: Planetary Nebula

VISUAL MAGNITUDE: 10

SIZE: 0.7 arc minutes

DISTANCE: 1500 light years

OBJECT DESCRIPTION AND IMAGE SESSION

A rather small Planetary Nebula in the constellation of Eridanus arround 4 degrees east from Gamma Eridani lying in starless field. The image was taken while testing the Celestron focal reducer at the best possible spacing. The nebula has a nice green colour and it is also called the Cleopatra's Eye. Visually this object demands large aperture telescopes and high magnification to reveal the structure.

IMAGE INFORMATION

SCOPE: Celestron SCT 8" working at f 6.3

MOUNT: Sky Watcher HEQ6

SKY CONDITIONS: Regular. Transparency bad, seeing ok.

CAMERAS: QSI 583 WS -10Cº

FILTERS: Astronomik Type 2

EXPOSURES: LRGB (30,20,20,20) all bin 2x2

GUIDING: William Optics ZenithStar 66 f6. Starlight Xpress Lodestar Camera. AA 3.71 Control Camera Plug-in

PROCESSING: No darks, nor flats, nor offsets. Images Plus (Sigma Median Combination) CCD Sharp Richardson Lucy Deconvolution; NASA Photoshop Fits Liberator, Photoshop CS