Planetary Nebulae

Image data : Ha-OIII-RGB (320-320-120-120-120) min, total 16,7 h
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile,
Processing: Johannes Schedler/Volker Wendel
Find more information and images here

Image data: HaO3S2RGB (280-280-280-140-140-120 min) total 21 h, north is up, H-alpha is red, S-II is green, O-III is blue.
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Image processing: Johannes Schedler
Find more images and information here.

Ha-O3-LRGB (Ha 24x40m, OIII 22x40m, L 6x10m, R 7x100s, G 7x100s, B 7x100s)
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803
find more information and image versions here.

Image data:
HaO3LRGB (360-320-400-140-120-120 min) total 24 h, north is up
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

NGC 246 Planetary Nebula in Cetus
Image data: HIIOIII-RGB (360-200-100-120-100 min) total 14,7 h,
80cm f/7 Astrooptik Keller Cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Konstantin Buchhold
Find more information and images here.

Image data:
HaO3LRGB (320-320-1000-140-140-140 min) total 34,3 h, north is up, seeing 0.8-1.3 arc-sec
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Image data: HaO3RGB (240-240-80-80-80 min) total 12 h, north is up
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Image data: HaO3LRGB (240-240-300-140-140-140 min) total 20 h, north is up,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

HaO3RGB (320-200-180-100-100 min) total 15 h, 80cm f/7 Astrooptik Keller cassegrain
Processing: Johannes Schedler
Find more information and image versions here.

Ha-O3-RGB (240-240-100-100-100 min) total 13 h, north is up, seeing 0.7-1.1 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and image versions here.

image from:
LR(+Ha)G(+OIII)B(+OIII)
L = 10 x 1200s
R,G,B = 7 x 1200s each
Ha,OIII = 12 x 2400s OIII each
a total of 26.33 hours
80cm f/7 AstroOptik Keller corrected cassegrain
FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

image from:
LsynthRG(+OIII)B(+OIII)
L=synth of all RGBs
RGB=6x1200s each
OIII=8x2400s
a total of 11.33 hours
80cm f/7 AstroOptik Keller corrected cassegrain
FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

LR(+Ha)GB image from:
L=12x1200s
R=10x1200s+Ha 10x2400s
G=10x1200s
B=10x1200s
a total of 20.66 hours
80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

LRGBHaOIII image from:
L= 12x1200s R=R_8x1200s+Ha_8x2400s
G=G_8x1200s+OIII_8x2400s
B=B_8x1200s+OIII_8x2400s a total of 17.3 hours
80cm f/7 AstroOptik Keller corrected cassegrain
FLI Proline 16803 Astrodon LRGB GenII filters Prompt 7
CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

LRGB image from:
L=12x1200s
R=6x1200s
G=6x1200s+OIII_6x2400s
B=6x1200s+OIII_6x2400s
a total of 18.0 hours
80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

RGB image from:
R=R_6x1200s+Ha_6x2400s
G=G_6x1200s+OIII_6x2400s
B=B_6x1200s+OIII_6x2400s
a total of 18.0 hours
80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

PaMo1 is a Planetary Nebula discovered in 2018 by Dana Patchick (USA) and Sankalp Mohan (India). Image data: H-alpha: 3x2400s OIII: 3x2400s RGB: 3x600s each for correct star colors image processing: Volker Wendel For more information click HERE.

Ha-O3-RGB (9x40min-9x40min-180min each) 80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile Processing: Volker Wendel Find more information and images HERE.

RGB image of R=R_6x1200s+Ha_10x2400s G=G_6x1200s+OIII_10x2400s B=B_6x1200s+OIII_10x2400s a total of 26.0 hours
80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

Ha-O3-RGB (320-320-160-160-160 min) total 15,7 h, north is up
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

RGB image of R=R_6x1200s+Ha_10x2400s G=G_6x1200s+OIII_10x2400s B=B_6x1200s+OIII_10x2400s a total of 26.0 hours
80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

Ha-OIII-RGB (680-800-100-100-100 min) total 30 h, north is up,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Ha-OIII-RGB (400-400-140-100-100 min) total 19 h, north is up,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Image data:
Ha-OIII-RGB (200-160-80-80-80 min) total 10 h, north is up,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon gen2 filters, Prompt 7 CTIO Chile
Image processing: Johannes Schedler
Find more information here.

Image data:
Ha-OIII-LRGB (400-400-440-140-140-140min), total 27,6 h, Seeing 0.8-1.2 arcsec, North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here.

Image data:
Ha-OIII-RGB (560-560-120-120-120min), total 24,6 h, Seeing 0.8-1.2 arcsec, North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.


Image data:
Ha-OIII-LRGB (200-200-220-120-120-120min), total 16,3 h, Seeing 0.8-1.2 arcsec, North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here.

Image data:
Ha-OIII-RGB (320-320-100-100-120min), total 16 h, Seeing 0.8-1.2 arcsec, North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more images and information here.

Image data:
Ha-OIII-RGB (280-360-120-120-120min), total 16,7 h, Seeing 0.8-1.2 arcsec, North is up
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and image versions here.

LRGB image with L =9 x1200s
R=R_6x1200s+Ha_5x2400s
G=G_6x1200s+OIII_5x2400s
B=B_6x1200s+OIII_5x2400s
a total of 19.0 hours
80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
for more information and details:click HERE

Ha-OIII-RGB (400-400-140-140-140min), total 20,3 h, North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and image versions here.

Ha-OIII-RGB (600-600-160-160-160min), total 28 h, Seeing 0.8-1.1 arcsec, North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here

OIII-RGB (1080-140-140-140 min) total 25 h, north is up
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803,
Astrodon LRGB GenII filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here

HaO3RGB (360-360-140-140-140 min) total 19 h, north is up, seeing 0.9-1.5 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here

Ha-OIII-RGB (Ha 8x40m, OIII 7x40m, RGB each 5x20m) North is up;
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Astrodon Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and image versions here.

HaO3RGB (360-240-100-100-120 min) total 15.3 h, north is up, seeing 0.8-1.3 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

HaO3RGB (440-360-100-100-100 min) total 18.3 h, north is up, seeing 0.9-1.4 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Ha-O3-RGB (320-360-120-120-120 min) total 17.3 h, north is up, seeing 0.8-1.2 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Baader filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Ha-O3-S2-RGB (400-320-200-100-100-100 min) total 19.3 h, north is up, seeing 0.8-1.2 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Baader filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and a NB version here.

Ha O-III LRGB (560-560-300-160-160-160 min) total 31,7 h, north is up,
80cm f/7 Astrooptik Keller cassegrain, FLI PL 16803, Astrodon filters, P7 CTIO Chile
Processing: Johannes Schedler
Find more information here.

Ha O-III RGB (320-360-140-140-140 min) total 18,3 h, north is up, seeing 0,8-1.2 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL 16803, 3 nm NB and RGB Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here

Ha O-III RGB (360-280-100-100-100 min) total 15,7 h, north is up, seeing 0,8-1.2 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL 16803, 3 nm NB and RGB Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

Ha-OIII-LRGB (320-240-180-100-100-100 min) total 17,3 h, north is up, seeing 1-1.4 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL 16803, 3 nm NB and RGB Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here

Ha-OIII-RGB (Ha,OIII 12x40m each,RGB 10x20m each),total integration time 26h Seeing 0.7-1.2 arc-sec 80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile,remote controlled, image processing: Bernd Flach-Wilken Find more information and more image versions here.

Ha OIII RGB (320-280-120-120-120 min) total 16 h, north is up, seeing 0.9-1.3 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon Gen2 filters (NB 3 nm), Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here.

Ha OIII RGB (280-280-120-120-120 min) total 15.3 h, north is up, seeing 0.8-1.2 arc-sec
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information here

Image data:
Ha OIII RGB (480-480-100-100-100 min), 150s and 20m subs for RGB, total 21 h, north is up, seeing 0.8-1.2 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more inforation and Images here.

Image data:
Ha OIII RGB (280-320-140-140-140 min) total 17 h, north is up, seeing 0.8-1.2 arc-sec,
80cm f/7 Astrooptik Keller cassegrain, FLI PL-16803, Astrodon Gen2 filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more Information here.

Ha-OIII-RGB (Ha 14x20m, OIII 14x20m, R 5x20m, G 5x20m, B 5x20m); seeing 0.9-1.2 arcsec, 80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, robotic data acquisition, processing: Volker Wendel FOR MORE DETAILS CLICK HERE

Ha-OIII-RGB (Ha 15x40m, OIII 11x40m, R 7x20m, G 7x20m, B 7x20m) total 23,7 h , north is up
80cm f/7 Astrooptik Keller corrected cassegrain, FLI PL-16803, Baader Filters, Prompt 7 CTIO Chile,
Processing: Johannes Schedler
Find more information and images here.

Ha-OIII-SII-RGB (Ha 7x40m, OIII 7x40m, SII 7x40m, R 6x20m, G 6x20m, B 6x20m)
total 20 h combined. Seeing 0.7-1.2 arc-sec
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, processing: Johannes Schedler
Find more information and more image versions in Hubble NB palette here.

Ha-OIII-SII-RGB (Ha 6x20m, OIII 7x20m, SII 7x20m, R 4x20m, G 4x20m, B 4x20m)
combined with RGB 10x150s each, seeing 0.7-1 arc-sec
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Standard color palette with insert in Hubble color palette in 200% size
Find more details and images here.

The Red Rectangle Nebula, so called because of its red color and unique rectangular shape, is a protoplanetary nebula in the Monoceros constellation.
The distance to this object is 2300 light years.
RGB each 6x10m, Seeing 1-1.3 arcsec
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile,
Processing: Bernd Flach-Wilken and Johannes Schedler

RGB each 12x150s, 10x300s selected files combined.
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more information and images here.

This extremely faint nebula also known as Medallion Nebula appears as a round shell measuring 6.5x6 arc-minutes. Its interior contains a spectacular series of crisscrossing filaments mainly emitting in OIII, some also barely visible in H-alpha.
To produce this image a Ha-OIII bicolor image was overlayed with a RGB image.
Ha-OIII RGB (Ha 14x40m, OIII 14x40m, R 7x20m, G 7x20m, B 7x20m) total 25,7 h combined. Seeing 0.8-1,2 arcsec 80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler

RGB 5x1200s each, HII 4x2400s and OIII 3x2400s, Synthetic luminance generated from RGB &HII & OIII, seeing 0.6 - 1.1 arcsec, 80cm f/7 Astrooptik Keller Hypergraph, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, north is to the left. Acquisition: Philipp Keller, Johannes Schedler, Volker Wendel and Konstantin Buchhold, Processing: Konstantin Buchhold. Click here for close-ups and more information on this object

Ha-OIII-LRGB (Ha 360m, OIII 280m, L 180m, R 100m, G 100m, B 100m) total 19 h combined. Seeing 0.8-1.1 arcsec
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more details and image versions here

Ha-OIII-LRGB (Ha 120m, OIII 120m, L 70m, R 70m, G 70m, B 70m) short and long exposures combined. Seeing 0.8-1.1 arcsec
80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile
Processing: Johannes Schedler
Find more details and more image versions here

This very bright planetary nebula with a size of 25 x 40” features fine-structured Details, concentric shells and a very faint scattered extended bluish halo.
Ha-OIII-SII-LRGB (Ha 12x10m, OIII 10x10m, 6x5m, 6x150s, SII 6x20m, 6x10m, L 3x20m, R 6x20m, G 6x20m, B 9x20m), total exposure 12h.
Seeing 0.7-1 arcsec, 80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, processing: Johannes Schedler
See more images and details here.

Ha-OIII-LRGB (Ha 18x40m, OIII 14x40m, L 13x20m, R 10x20m, G 13x20m, B 13x20m) total 38 h.
Seeing 0.8-1.2 arcsec 80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, processing: Johannes Schedler
Find more details and image versions and a processing by K. Buchholld here.

Ha-OIII-LRGB (Ha 6x40m, OIII 6x40m, L 6x20m, R 6x20m, G 6x20m, B 6x20m) 80cm f/7 Astrooptik Keller corrected cassegrain, FLI PL-16803, Baader Filters, Prompt 7 CTIO Chile,
Processing: Johannes Schedler
Find more details here.


Ha-OIII (Ha 6x300s, OIII 5x100s), Bicolor image in 200% size, seeing 0.8 arcsec, 80cm f/7 Astrooptik Keller corrected cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, Acquisition: Philipp Keller, Processing: Johannes Schedler
Find a much deeper image showing an extended halo and more information here.

L-R-G-B (L 18x60s, R 3x120s, G 3x120s, B 8x30s) each, crop in 200% size, seeing 0.7 arcsec, 80cm f/7 Astrooptik Keller cassegrain, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile,
Acquisition: Philipp Keller, Konstantin Buchhold,
Processing: Johannes Schedler
Find more information and images here.

SII-Ha_OIII (SII 8x20min ,Ha 13x20min, OIII 4x20min,) each, NB image (Hubble Palette)
80cm f/7 Astrooptik Keller cassegrain, FLI Proline 16803, Baader + Astrodon filters, Prompt 7 CTIO Chile,
Acquisition: Philipp Keller, Konstantin Buchhold, Johannes Schedler
Processing: Johannes Schedler
Find more information and images of this nebula here.

RGB (30-30-30 min each), central crop shown in 200% size, seeing 0.7-0.9 arc sec
80cm f/7 Astrooptik Keller Hypergraph, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile,
Acquisition: Philipp Keller, Konstantin Buchhold, Johannes Schedler,
Processing: Johannes Schedler
Find more information and a deeper image here