NGC 4156 (الفهرس العام الجديد) KPG 325a (Catalogue of isolated pairs of galaxies in the northern hemisphere) KPG 325 (Catalogue of isolated pairs of galaxies in the northern hemisphere) PGC 38773 (فهرس المجرات الرئيسية) 2MASX J12104958+3928223 (Two Micron All-Sky Survey, Extended source catalogue) MCG+07-25-045 (فهرس المجرات الموروفولوجي) UGC 7173 (فهرس أوبسالا العام) Z 215-47 (فهرس المجرات وعناقيد المجرات) FIRST J121049.6+392822 (Faint Images of the Radio Sky at Twenty-Centimeters) UZC J121049.5+392823 (فهرس زفيكي المحدّث) Z 1208.3+3945 (فهرس المجرات وعناقيد المجرات) SDSS J121049.60+392822.1 (مسح سلون الرقمي للسماء) NVSS J121049+392823 (NRAO VLA Sky Survey) LEDA 38773 (ليون-ميودون قاعدة بيانات خارج المجرة) 3XMM J121049.5+392822 (The XMM-Newton serendipitous survey. V. The Second XMM-Newton serendipitous source catalogue) [GCP2006] A140 (Mining for normal galaxies in the first XMM-Newton Serendipitous Source Catalog) [SLK2004] 663 (The ISOPHOT 170{mu}m Serendipity Survey. II. The catalog of optically identified galaxies) [SMM2006b] J121049.61+392822.2 (A catalogue of ultra-luminous X-ray source coincidences with FIRST radio sources) Gaia DR2 1535810559076616192 (جايا داتا الإصدار 2)
^Christopher P. Ahn; Rachael Alexandroff; Carlos Allende Prieto; et al. (19 Nov 2012). "The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey". The Astrophysical Journal Supplement Series (بالإنجليزية). 203 (2): 21. arXiv:1207.7137. Bibcode:2012ApJS..203...21A. DOI:10.1088/0067-0049/203/2/21. ISSN:0067-0049. QID:Q57630701.