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Grasslands Observatory Objects with Common Names: H-N

 

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Object

 

Other Name(s) Type of Object Thumbnail Image Comments
Hamburger Galaxy NGC3628 Galaxy NGC3628 Member of Leo Triplet of M65, M66, and NGC3628
Headphones Nebula PLN 164+31.1 Planetary Nebula Headphones Nebula  
Helix Nebula; Caldwell 63 NGC7293 Planetary Nebula Helix.jpg (27034 bytes)
AP7 image



Dream Machine image

Meade LX75 image

Helix Nebula

Takahashi Epsilon 180 image

Helix Nebula (NGC 7293; Caldwell 63) on the evening of Wednesday October 10, 2018

PlaneWave CDK24 24-inch f/6.5 telescope image

 
Hole in a Cluster NGC6811 Open Cluster NGC6811  
Horsehead Nebula IC434; Barnard 33 Mixture of emission, reflection, and dark nebulae Horsehead Nebula

Horsehead Nebula, cropped and enlarged image

 

 

 

 

 

 

Cropped and enlarged image

Horsehead Nebula IC434; Barnard 33 Nebula HorseheadColor.jpg (64297 bytes)
Dream Machine Image
This image consists of six 60-second Red (R) exposures, six 60-second Green (V) exposures, and nine 60-second Blue (B) exposures added together.
Horsehead Nebula IC434; Barnard 33 Nebula Horsehead Nebula Canon 20Da image on Takahashi Epsilon 180 telescope.
Horsehead Nebula IC434; Barnard 33 Nebula QSI 532 CCD camera combined with  Meade 8-in f/4 LXD75 telescope.
Horsehead Nebula IC434: Barnard 33 Nebula Horsehead Nebula QSI 532 CCD camera combined with Takahashi Epsilon 180 telescope.
Horsehead Nebula IC434; Barnard 33 Nebula Horsehead Nebula QSI 532 CCD camera combined with Takahashi Epsilon 180 telescope. Objects labeled.
Horsehead Nebula IC434; Barnard 33 Nebula QSI 532 CCD camera combined with Takahashi Epsilon 180 telescope, hydrogen alpha exposure.
Horsehead Nebula IC434; Barnard 33 Combination of Dark and Emission Nebulae Horsehead Nebula Takahashi Epsilon 180 f/2.8 telescope with ZWO ASI071 single shot color camera
Horsehead Nebula IC434; Barnard 33 Nebula Horsehead Nebula

Horsehead Nebula labeled image

Horsehead Nebula CDK24 image

ASA 20-inch f/3.5 telescope image

 

 

 

 

 

 

 

Labeled image

 

 

 

 

 

 

PlaneWave CDK 24-inch f/6.5 telescope image

Hubble's Variable Nebula; Caldwell 46 NGC2261 Nebula hubble.jpg (36350 bytes)
AP7 image

NGC2261

Dream Machine image

 
Hyades Mel 25; Caldwell 41 Open Cluster The Hyades
Nikon D100 image


The Hyades
Canon 20Da image

The Nikon image is a 60-second exposure at ISO 1600 with a 135 mm f/3.5 lens.

 

The Canon 20Da image is a three minute exposure at ISO 800 with a 200 mm f/4.5 lens.

Iris Nebula NGC7023; Caldwell 4 Reflection nebula NGC7023 (Caldwell 4; Iris Nebula)  
Keenan's System Arp104; NGC5218+5216 Irregular galaxies Arp 104 (NGC5218 and NGC5216)  
Leo I UGC5470 Dwarf elliptical galaxy; member of the Local Group Leo 1 Regulus nearly overpowers Leo I.  This image is a sigma plus combination of thirteen 300-second exposures with a Canon EOS Ra at ISO 1600 on a Takahashi Epsilon 180 f/2.8 astrograph.
Leo II UGC6253 Dwarf elliptical galaxy; member of the Local Group

Leo II

 
Leo Triplet NGC3623 (M65); NGC3627 (M66); Members of Leo Triplet of M65, M66, and NGC3628 Galaxies Wide angle image of M65, M66, and NGC3628 ASA 20-inch f/3.5 telescope image
Little Dumbell Nebula M76; NGC650 Planetary Nebula M76; Little Dumbell Nebula  
Little Gem NGC6445 Planetary Nebula NGC6545  
Lower's Nebula SH2-261 Emission Nebulosity Lower's Nebula (SH2-261)  
Markarian Galaxy Chain M84 and M86 A curving "chain" of galaxies closely grouped. They may have no physical connection with each other. Markarian Galaxy chain

Markarian Galaxy chain

The more prominent galaxies are labeled in this image.

Markarian's Chain is in the central region of the Virgo Galaxy Cluster centered around M84 and M86. Only a portion of the chain is shown here on this Meade 8-in f/4 LXD75 image with a Canon 20Da camera. 
Markarian Galaxy Chain... continued M84 and M86 A curving "chain" of galaxies closely grouped. They may have no physical connection with each other. Markarian Galaxy Chain

 

Markarian Galaxy Chain labeled image

The more prominent galaxies are labeled in this image.

Markarian's Chain is in the central region of the Virgo Galaxy Cluster centered around M84 and M86. Only a portion of the chain is shown here on this Takahashi Epsilon 180 image with a Canon 60Da camera. 
Markarian Galaxy Chain...continued M84 and M86 A curving "chain" of galaxies closely grouped. They may have no physical connection with each other. M86 and M84 PlaneWave CDK24 24-inch f/6.5 telescope image of M86, M84, NGC4402 (top), and other galaxies.
Markarian Galaxy Chain...continued NGC4438/4435; the Eyes; Arp 120 These galaxies are near the center of the "chain." Arp 120 (NGC4438/4435) on the morning of April 8, 2018 PlaneWave CDK24 24-inch f/6.5 telescope image.
Medusa Nebula Abell 21; PLN205+14.1 Planetary Nebula Abell 21

Abell 21

 
The Milky Way    

Both the Winter and the Summer Milky Way are gorgeous at the Grasslands Observatory on clear nights.  These 60-second exposures with the Canon 20Da digital camera and a 15 mm lens show varying aspects of the Milky Way and the observatory.
Monkey Head Nebula NGC2174, NGC2175, SH2-252 Open clusters with nebulosity Monkey Head Nebula  
Monkey Head Nebula NGC2174, NGC2175, SH2-252 Open clusters with nebulosity Monkey Head Nebula  
Needle Galaxy NGC4565; Calwell 38 Galaxy NGC4565, cropped and enlarged image  
North American Nebula NGC7000; Caldwell 20 Nebula North America Nebula

Takahashi Epsilon 130 image.

 

North America Nebula

 

 

 

 

 

Canon 300 mm f/3.8 lens, four 10-minute exposures median combined, Canon 20Da camera.

North American Nebula NGC7000; Caldwell 20 Nebula North American Nebula  
North American and Pelican Nebulae NGC7000; Caldwell 20 Complex region of emission and dark nebulosity North American Nebula  

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