PGC 5086, GC 5169, MGC +05-04-040, 2MASS J01232845+3319542 [1][5]
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NGC 503, also occasionally referred to as PGC 5086 or GC 5169, is an elliptical galaxy in the constellation Pisces.[2] It is located approximately 265 million light-years from the Solar System[4] and was discovered on 13 August 1863 by German astronomer Heinrich Louis d'Arrest.[5]
^ abcd"NGC 503". Retrieved 2017-12-09.
^ abcdef"Revised NGC Data for NGC 503". spider.seds.org. Retrieved 2017-10-05.
^ ab"Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-10-05.
^ abAn object's distance from Earth can be determined using Hubble's law: v=Ho is Hubble's constant (70±5 (km/s)/Mpc). The relative uncertainty Δd/d divided by the distance is equal to the sum of the relative uncertainties of the velocity and v=Ho
^ ab"New General Catalog Objects: NGC 500 - 549". cseligman.com. Retrieved 2017-10-16.
NGC503, also occasionally referred to as PGC 5086 or GC 5169, is an elliptical galaxy in the constellation Pisces. It is located approximately 265 million...
of binary clusters (NGC 5617 and Trumpler 22) and (NGC 3293 and NGC 3324)". Monthly Notices of the Royal Astronomical Society. 503 (4): 5929–5947. arXiv:2103...
NGC 1232, also known as the Eye of God Galaxy is an intermediate spiral galaxy about 60 million light-years away in the constellation Eridanus. It was...
(1–1000) Pisces (constellation) "Revised NGC Data for NGC503". spider.seds.org. Retrieved 2017-12-10. "NGC 518". SIMBAD. Retrieved 10 August 2014. An...
NGC 2444 is a peculiar lenticular galaxy in the constellation Lynx. The galaxy lies about 135 million light years away from Earth, which means, given...
The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on, unbarred, and counterclockwise spiral galaxy located 21 million light-years...
changing-look Seyfert NGC 2617", Monthly Notices of the Royal Astronomical Society, 503 (3): 3886–3895, arXiv:2103.04309, Bibcode:2021MNRAS.503.3886Y, doi:10...
NGC 6242 is an open cluster of stars in the southern constellation Scorpius. It can be viewed with binoculars or a telescope at about 1.5° to the south-southeast...
of binary clusters (NGC 5617 and Trumpler 22) and (NGC 3293 and NGC 3324)". Monthly Notices of the Royal Astronomical Society. 503 (4): 5929–5947. arXiv:2103...
NGC 2445 is a peculiar ring galaxy in the constellation Lynx. The galaxy lies about 200 million light years away from Earth, which means, given its apparent...
a member of the NGC 4065 Group. NGC 4074 is classified as a type 2 Seyfert galaxy. It was first identified as a Seyfert in 1978. NGC 4074 has a supermassive...
Messier 67 (also known as M67 or NGC 2682) and sometimes called the King Cobra Cluster or the Golden Eye Cluster is an open cluster in the southern, equatorial...
and bulge/disk globular clusters in the S0 galaxy NGC 1380". Astronomy and Astrophysics. 327: 503–512. arXiv:astro-ph/9706303. Bibcode:1997A&A...327...
originally named the Andromeda Nebula and is cataloged as Messier 31, M31, and NGC 224. Andromeda has a D25 isophotal diameter of about 46.56 kiloparsecs (152...
of binary clusters (NGC 5617 and Trumpler 22) and (NGC 3293 and NGC 3324)". Monthly Notices of the Royal Astronomical Society. 503 (4): 5929–5947. arXiv:2103...
Monocerotis", ApJ 152 (1968) 439 "The Spectra of Two Nebulous Objects Near NGC 1999", ApJ 113 (1951) 697 "The Bruce Medalists: George Howard Herbig". Retrieved...
NGC 613 is a barred spiral galaxy located 67 million light years away in the southern constellation of Sculptor. This galaxy was discovered in 1798 by...
NGC 777 is an elliptical galaxy in the constellation of Triangulum. It was discovered by William Herschel on September 12, 1784. It has a weak active...
a LVC (Low Velocity Cloud) subclump, centered on the large spiral galaxy NGC 4216. Notably, the giant elliptical galaxy M87 contains a supermassive black...
in the Andromeda Galaxy. A second supernova, SN 1895B, was discovered in NGC 5253 a decade later. Early work on what was originally believed to be simply...
to NGC 3109 in the ΛCDM framework". Monthly Notices of the Royal Astronomical Society. 503 (4): 6170–6186. arXiv:2105.04575. Bibcode:2021MNRAS.503.6170B...
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