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

Result of query: info cati A80] NGC 2859 UN$
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Details on Acronym:   [A80]
  
[A80] (Arp, 1980)= (U)
Write:<<[A80] NGC 2639 UNN>>
<<[A80] NGC 2859 UN>>
N: 19+6
Object:UV Obj. + QSO  (SIMBAD class: UV = UV-emission Source)
Stat:is completely incorporated in Simbad
Note:1st ref.: N=19 Ultraviolet excess objects (Fig. 1), format 'NGC 2639 UNN'
10 are quasars (Nos U1-U5, U7, U8, U10, U14, U15).
Identif. charts
2nd ref.: N=6 Ultraviolet excess objects, format 'NGC 2859 UN' 4 are quasars (Nos U1, U2, U3, U6)
Ref:=1980ApJ...236...63A
byARP H.
 Astrophys. J., 236, 63-69 (1980)
  Ultraviolet excess objects in the region of a companion galaxy to NGC 2639.
o<[A80] NGC 2639 UNN> (Nos 1-19)
Ref:=1980ApJ...240..415A
byARP H.
 Astrophys. J., 240, 415-420 (1980)
  High-redshift objects near the companion galaxies to NGC 2859.
o<[A80] NGC 2859 UN> (Nos U1-U6)
Originof the Acronym: S = Created by Simbad, the CDS Database

Details on Acronym:   U
  
U (Ultraviolet)
***** Avoid the usage of U, prefer [A80]
Originof the Acronym: A = Assigned by the author(s)