Details on Acronym: NBGG | |
NBGG | (Nearby Group of G)= (T) |
Write: | <<NBGG xx+yy +zz>> <<NBGG xx+yy>> |
N: | 336 |
Object: | Group of G (SIMBAD class: GroupG = Group of Galaxies) |
Note: | Group of galaxies from the NBG catalog. format: a galaxy is assigned to structure identified by 3 two digits numbers: The galaxy is in the xx cloud or spur, the -yy group or +yy first-level assoc., and the +zz second-level assoc. xx : first digit from 7 general regions. Second digit = 0 for a galaxy in a region which cannot be associated with any cloud yy : If the galaxy is not in a group or association yy = 0 zz : If zz not given, then zz is assumed to be the same as |yy| See also NBG: NBG galaxies are members of 36 clouds, 254 associations and 336 groups of two or more members. |
Auth.: | TULLY R.B.+ |
Auth.: | TULLY R.B. |
Ref: | =1987ApJ...321..280T |
by | TULLY R.B. |
Astrophys. J., 321, 280-304 (1987) | |
Nearby groups of galaxies. II. An all-sky survey within 3000 kilometers per second. | |
o | Table 2: <NBGG xx+yy +zz> N=340 |
=E= | Catalogue in electronic form as VII/145 |
Origin | of the Acronym: S = Created by Simbad, the CDS Database |
Details on Acronym: T | |
T | (Tully) |
***** | Avoid the usage of T, prefer NBGG |
Origin | of the Acronym: L = Found in the literature |