Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Sep-2023)

Result of query: info cati A2001] Arp 220$

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Details on Acronym:   [A2001]
  
[A2001] (Arp, 2001)
 Write:<<[A2001]  Mrk 273 NN>>  

        <<[A2001]  Mrk 273 NNW>>  

        <<[A2001]  Mrk 231 NNN.N>>  

        <<[A2001]  Mrk NNN NNN>>  

        <<[A2001]  Arp 220 NN>>  

        <<[A2001]  Arp 220 NN.N>>  

        <<[A2001]  Arp 220 NN.NW>>  

        <<[A2001]  NGC 6240 NN>>  

        <<[A2001]  NGC 383 A>>
 N:  13+14+10+11+14+10
Object:(X) + G  (SIMBAD class: X = X-ray Source)
  Note:Fig.7, Table 1: bright X-ray sources in the field of Mrk 273.
    Fig.12, Table 2: bright X-ray sources in the field of Mrk 231.    The format 'NNN.N' stands for counts kpc(-1).
    Fig.17: standard detection of X-ray sources in the field APG 220.
    Fig.18, Table 3: bright X-ray sources in the field of APG 220.    The format 'NN.NW' stands for counts ks(-1).
    Fig.21: ROSAT PSPC sources around NGC 6240.
    Fig.25: N=10 galaxies in group SW of NGC 383.
   Ref:=2001ApJ...549..780A
     byARP H.

 Astrophys. J., 549, 780-801 (2001)

    The surroundings of disturbed, active galaxies.

oFigs 19, 22, 27: Objects without designation are not in SIMBAD.
oFig.7, Table 1: <[A2001] Mrk 273 NNW> N=13. Fig.12, Table 2: <[A2001]    Mrk 231 NNN.N> N=14. Fig.17: <[A2001] Arp 220 NN> (Nos 1-10). Fig.18,    Table 3: <[A2001] Arp 220 NN.NW> N=11. Fig.21: <[A2001] NGC 6240 NN>    (Nos 1-14). Fig.25: <[A2001] NGC 383 A> (Nos A-J).
 Originof the Acronym: S = Created by Simbad, the CDS Database