Dictionary of Nomenclature of Celestial Objects
(Last update: 22-Mar-2024)

Result of query: info cati Cl* NGC 1866 AT A$
.

Details on Acronym:   Cl* NGC 1866 AT
  
Cl* NGC 1866 AT (Arp+Thackeray)
Write:<<Cl* NGC 1866 AT A>>
<<Cl* NGC 1866 AT a>>
<<Cl* NGC 1866 AT R-N-NN>>
N: 13+98+77+7
Object:*inCl
Rem:In the format 'R-N-NN', R stands for quadrants I to IV,
N stands for inner (1) and outer (2) ring.

This format can also be written 'RNNN' with 4 digits.
Ref:=1967ApJ...149...73A
byARP H. , THACKERAY A.D.
 Astrophys. J., 149, 73-89 (1967)
  The star cluster NGC 1866 and its Cepheids.
oTable 1: <Cl* NGC 1866 AT A> (Nos A-M), Table 2a: <Cl* NGC 1866 AT R-1-NN> N=23+27+24+24, Table 2b: <Cl* NGC 1866 AT R-2-NN> N=13+14+22+28, Table 3: <Cl* NGC 1866 AT a> (Nos a-g)
Ref:=1995AJ....110..638W
byWALKER A.R.
 Astron. J., 110, 638-645 (1995)
  The LMC cluster NGC 1866. I. A revised photometric sequence and a reconnaissance of the surrounding field population.
oTable 3: <Cl* NGC 1866 AT A> (Nos P-Z). Table 4: <Cl* NGC 1866 RR N> (Nos 1-4). Table 5: <Cl* NGC 1866 W NNNN> N=6556.
=E=Catalogue in electronic form as <J/AJ/110/638/>