Webb Deep-Sky Society's
Objects of the Month - 2023
Observing guides for the Webb Deep-Sky Society's galaxy, nebula, star cluster and double stars of the month in the year 2023.
Use the button(s) to download the objects of the month in the image orientation of your choice, click the object's name to visit the corresponding page on the Webb-site. Please read Downloading CSOG and iPad Astronomy.
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Download - 2023
All the Webb Deep-Sky Society's Objects of the Month for the year 2023.
Observing guides (pages): 59 (131)
Index files: 1
AstroPlanner planfiles: 1
7 open clusters
4 globular clusters
2 nebulae
5 planetary nebulae
14 galaxies
27 double stars
January 2023
Galaxies of the Month






Nebula of the Month
Reflection nebula NGC2245 in Monoceros



Cluster of the Month
Open cluster Herschel 1 in Canis Minor


Double Stars of the Month
41 Aurigae (STF845 - WDS06116-4843) in Auriga


Dunlop 30 (WDS06298-5014) in Puppis


February 2023
Galaxies of the Month
Galaxy group Hickson 40 in Hydra


Cluster of the Month
Open cluster Messier 67 (NGC2682) - the "King Cobra" in Cancer


Double Stars of the Month
STF1108 (WDS07328+2253) in Gemini


2 Puppis (STF1138 - WDS07455-1441) in Puppis


March 2023
Galaxies of the Month
Galaxy pair Arp 270 (NGC3395 & NGC3396) in Leo Minor





Cluster of the Month
Open cluster NGC3532 (Lacaille II.10) - the "Wishing Well Cluster" in Carina


Double Stars of the Month
STF1374 (WDS09414+3857) in Leo Minor


STF1369 (WDS09354-3958) in Lynx


See 115 (WDS09372-5340) in Vela


April 2023
Galaxies of the Month
Galaxy pair Arp 206 (NGC3432 - the "Knitting Needle Galaxy" & MCG+06-24-027) in Leo Minor



Cluster of the Month
Globular cluster NGC5286 in Centaurus


Nebula of the Month
Planetary nebula NGC5307 Centaurus


Double Stars of the Month
STF1633 (WDS12077+2703) in Coma Berenices


STF1669 (WDS12413-1301) in Corvus


May 2023
Galaxy of the Month
Galaxy NGC2911 (Arp 232) in Leo



Clusters of the Month
Globular cluster Messier 4 (NGC6121) - the "Cat's Eye" in Scorpius


Globular cluster Messier 80 (NGC6093) in Scorpius


Double Stars of the Month
STF1850 (WDS14286+2817) in Boötes


South & J. Herschel 263 (WDS18179-1848) in Sagittarius


South & J. Herschel 264 (WDS18187-1837) in Sagittarius


June 2023
Galaxies of the Month






Cluster of the Month
Globular cluster NGC6229 in Hercules


Nebula of the Month
Planetary nebula NGC6543 - the "Cat's Eye" in Draco


Double Stars of the Month
Hussey 149 (WDS15246+5413) in Draco


De Lalande 123 (WDS15332-2429) in Libra


July 2023
Galaxies of the Month


Nebula of the Month
Planetary nebula NGC6781 - the "Snowglobe Nebula" in Aquila


Cluster of the Month
Open cluster NGC6885 - the "20 Vulpecula Cluster" in Vulpecula


Double Stars of the Month
STF2367 (WDS18413+3018) in Lyra


Herschel VI 50 (WDS18413+3018) in Scutum


STF2391 (WDS18487-0600) in Scutum


August 2023
Galaxy of the Month


Cluster of the Month
Open cluster NGC6910 - the "Rocking Horse Cluster" in Cygnus


Nebula of the Month
Planetary nebula IC5117 in Cygnus


Double Stars of the Month
Zeta Sagittae (STF2585 - WDS19490+1909) in Sagitta


Dunlop 227 (WDS19526-5458) in Telescopium


September 2023
Galaxy of the Month
Galaxy pair Arp 92 (NGC7603 & NGC7603B) in Pisces



Nebula of the Month
Emission nebula NGC7538 - the "Northern Lagoon Nebula" in Cepheus


Double Stars of the Month
Herschel New 11 (STF2978 - WDS23075+3250) in Pegasus


Delta Piscis Austrini (Howe 91 - WDS22559-3232) in Piscis Austrinus


October 2023
Galaxy of the Month
Galaxy pair NGC783 & NGC785 in Triangulum



Cluster of the Month
Open cluster NGC663 - the "Letter S Cluster" in Cassiopeia


Double Stars of the Month
STF3042 (WDS23519+3753) in Andromeda


41 Aquarii (Herschel New 56 - WDS22143-2104) in Aquarius


November 2023
Galaxy of the Month
Galaxy pair NGC777 & NGC778 in Triangulum



Cluster of the Month
Open cluster Messier 45 - "the Pleiades" in Taurus


Double Stars of the Month
59 Andromedae (STF222 - WDS02109-3902) in Andromeda


WNO 1 (WDS00532-2447) in Cetus


December 2023
Galaxy of the Month


Nebula of the Month
Planetary nebula NGC2022 - the "Kissing Crescents Nebula" in Orion


Double Stars of the Month
Burnham 891 (WDS05298+1825) in Taurus


Hargrave 2 (WDS05012-7420) in Mensa

