8" F/2.6 System

Home

In The 6' Dome

Now

NC1804 4.5" F/4 Astrograph

 

In the Past

Melior 6" F/6.45

NC2226 8" F/2.6

Photos

NC1804 Astrograph

 

 


 

 

 

 

 

 

 

 

 

The Double Cluster

Sh2-184 NC1804

October 3, 2024

 

Sh2-91

Sh2-91 Super Nova Remnant

September 29, 2024

 

The Double Cluster

The Double Cluster NC1804

September 26, 2024

 

 

 

The Double Cluster

Sh2 223, Sh2 224, sh2 225 NC1804

September 3, 2024

 

Sh2-111

Sh2-155 NC1804

September 2, 2024

 

NGC 7822 NC1804

Cosmic Question Mark

August 30, 2024

 

Sh2-111

Soul Nebula NC1804

August 28, 2024

 

Sh2-111

Sh2-111 NC1804

August 24, 2024

 

Snake Nebula Barnard 73

Melior 6" F/6.45

2021

 

Pelican Nebula NGC 5070

Melior 6" F/6.45

2021

 

NGC4565 The Needle Galaxy

Melior 6" F/6.45

2021

 

M95 M96 M105

Melior 6" F/6.45

2021

 

M64

Melior 6" F/6.45

2021

 

M65 M66 Leo Triplet Galaxies

Melior 6" F/6.45

2021

 

M13

Melior 6" F/6.45

2021

 

Melior 6" F/6.45

2021

 

M81 M82

Melior 6" F/6.45

2021

 

M3

Melior 6" F/6.45

2021

 

M5

Melior 6" F/6.45

2021

 

M53 NGC5053 Globular Clusters

Melior 6" F/6.45

2021

 

M51 Whirlpool Galaxy

Melior 6" F/6.45

2021

 

Sh2 90 Planetary Nebula

Melior 6" F/6.45

2020

 

M45 The Seven Sisters Cluster

Melior 6" F/6.45

2020

 

M101

Melior 6" F/6.45

2020

 

M33

Melior 6" F/6.45

2020

 

M31

Melior 6" F/6.45

2020

 

M43 "I've Been Musked"

Melior 6" F/6.45

2020

 

Seagull Nebula

Melior 6" F/6.45

2020

 

Horse Head Nebula

Melior 6" F/6.45

2020

 

M92

2018

 

Sh2 22-36

2018

 

LDN9999

 

LBN 891

2018

 

LBN 406

2018

 

LBN683

2018

 

Sh2 23 Sh2 24

2018

 

Sh2 64 Molecular Cloud

2018

 

Sh2 9

2018

 

M11 wild Duck Cluster

2018

 

IC406

2018

 

Rho Ophiuchus

2018

 

IC1287

2018

 

LBN550 molecular Cloud

2018

 

Sh2-73 Molecular Cloud

2018

 

Sh2-9

2018

 

Sh2-51

2018

 

Sh2 33 Sh2 36 Nebula

2018

 

M92 Globular Cluster

2018

 

M53 Globular Cluster

2018

 

M44 Bee hive Cluster

2018

 

M13 Globular cluster

2018

 

M5 Globular Cluster

2018

 

M3 Globular Cluster

2018

 

LDN 9999

2018

 

LBN 89

2018

 

Lunar Eclipse With Star field

January 31, 2018 Remote during Photonics West

 

LBN683

2018

 

Cacoon Nebula IC5146

July 2016

 

Molecular Cloud between M22 and NGC6626

July 2012

 

Barnard 13 (2)Panel Mosaic

October 2012

 

M19 M62 and a partial Pipe Nebula (4) pane mosaic

8" F/2.6

July 2012

 

G082.2+05.3

4.5" F/4

July 2016

 

Sh2-171

4.5" F/4

July 2016

 

Sh2-171

4.5" F/4

July 2016

 

Sh2-73

4.5" F/4

April 2016

 

Barnard169 Annotated

4.5" F/4

Processed Sept 2014

 

Barnard169

4.5" F/4

Processed Sept 2014

 

IC4701, M18, Sh2-35, Sh2-40, M24, Sh2-41, Sh2-39

Reprocessed from 2006 data

 

Barnard144Project 4-Pane Mosaic

4.5" F/4

assembled July 2014

 

Several Nebula in Cygnus

4.5" F/4

July 2014

 

Sagittarius to Pipe Nebula

3-Pane Mosaic

55mm F/4 ST8300C

June 2, 2014

 

Pipe Nebula ST8300C and 55mm Camera Lens at F/4 a single 10 min exposure

May 31, 2014

 

Horse Head and Great Orion Nebulas

4.5" F/4

November 2013

 

Sh2-202

03h17m +59 33'

4.5" F/4

August 2013

 

LBN576 Super Nova Remnant, SNR G116.5+1.1, B804, B806, B807, LBN571, LBN568, Sh2-168, Sh2-169

23h56m +62 11'

4.5" F/4

August 2013

 

Sh2-185 Gamma Cassiopeia, IC59, IC 63

00h58m +59 53'

4.5" F/4

August 2013

 

B257, Sh2-8_NGC6334_CatPaw, Sh2-5, Sh2-3, Sh2-4, Sh2-6, several planetary nebula, and more.

4.5" F/4 (3) 20 min exposures Hydrogen Alpha

July, 2013

 

Sh2-8 Cat Paw Nebula and Others

4.5" F/4 (3) 20 min exposures Hydrogen Alpha

July, 2013

 

NGC 6357 Lobster Nebula

4.5" F/4 (3) 20 min exposures Hydrogen Alpha

July, 2013

 

M16-M17

4.5" F/4 July, 2013

 

Pi Scorpius Hydrogen Cloud

4.5" F/4 NC1804 (3) 20 min exposures Hydrogen Alpha

June, 2013

 

 

NGC6888 Area

4.5" F/4 NC1804 (4) 20 min exposures Hydrogen Alpha

June, 2013

 

Barnard 144 Area

4.5" F/4 NC1804

June, 2013

 

Veil Nebula Partial Data set

4.5" F/4 NC1804

May 14-25, 2013

 

M8 Lagoon and M20 Trifid Nebula

4.5" F/4 NC1804

(2) 20 min Subframes HAlpha

May 15, 2013

 

M16 the Eagle Nebula

4.5" F/4 NC1804

(2) 20 min Subframes HAlpha

May 13, 3013

 

Horse Head Nebula

An Experiment in Image Processing

(3) 12 min Subframes HAlpha

October 13, 2012

 

M42 M43 Great Orion Nebula

(3) 12min Subframes HAlpha

("newer thinner filters", no spherical on-axis, no coma off axis, stars FWHM 1.5 pixels average accross the entire field 3.8° corner to corner, improved star halos from AR coatings)

November 2012

 

Barnard 7, 10,211/3, 209

Taurus

RGB (4) 3min Subs 36min total

(new filters are too thick, stars are bloated and aberrated)

October 15, 2012

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Veil Mosaic Sierra Chaparral

 

M107 and Nebula

 

Antaries Rho-Ophiuchus

 

Comet Holmes 17/P

 

B291 B292 B293 B87 B300

 

M13 NGC6205

 

M12 NGC6218

 

Sh2-101

 

NGC6888

 

B207 B208

Nebulous Region in Taurus 15min LRGB

November 2006

 

Sh2-240 Semeis 147

 

IC443 Sh2-24 7NGC2174 NGC2175

 

IC442 IC443

 

M78 Barnard's Loop

 

Ced214 NGC7822 NGC7762 Berk59

 

HeartSoul Project 3Panes

 

IC1287 NGC6649 B97 B100,1

 

North American Pelican Nebula Mosaic

 

M22

 

Sh2-129

 

M7 Open Cluster

 

M110 M31 M32

 

Veil Mosaic 15min

 

IC4146 Cocoon

 

NGC281

 

NGC6726 NGC6723 Sagatarius Corona Australis

 

NGC6357 NGC6334 Scorpius

 

SH2-1 Scorpius

 

Sh2-3 NGC6302 Scorpius

 

M81 M82 Galaxies

 

M81 M82 Deep Reflection Nebula

 

M24 Star Cloud Sagittarius

 

Snake Nebula Ophiuchus

 

IC4628 NGC6321 Scorpius

 

IC4592 Scorpius

 

M16 M17

 

M8 M20

 

M46 M47 Puppis

 

IC4592

 

M42 M43 Orion

 

IC2244 Rosette Nebula Monoceros

 

IC2177 Monoceros

 

M38 IC410

 

IC2118

 

Horse Head

 

M33 NGC598

 

IC1805 Cassiopeia

 

IC1396 Cepheus

 

Gamma Cas

 

M52 Area

 

M45 15min

 

California Nebula 15min

 

Veil Nebula

 

California Nebula

 

SH2-240 Taurus

 

FirstLight

 

 

 

 

Double Cluster

 

North American Nebula

 

 

 

 

 

 

 

 

 

 

 

 

 


Photos Home  
 
images and text ©2006-2024 Dave Erickson