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

Result of query: info cati AC2000b]$

Details on Acronym:   [AC2000b]
  
[AC2000b] (Abt+Corbally, 2000)= (Trap) 
 Write:<<[AC2000b]  Trap NNN>>  

        <<[AC2000b]  Trap NNN NN>>
 N:  265+1592
Object:Group of *  (SIMBAD class: ** = Double or Multiple Star)
  Note:N=265 Trapezium systems (physical systems of 3 or more stars)    format 'Trap NNN'.
    N=1592 * in all the systems, format 'Trap NNN NN'.
    The systems are selected from an unpublished catalogue by    Allen, Tapia and Parrao (see 1977RMxAA...3..119A).
   Ref:=2000ApJ...541..841A
     byABT H.A.
, CORBALLY C.J.
 Astrophys. J., 541, 841-848 (2000)

    The maximum age of Trapezium systems.

oTable 3a: <[AC2000b] Trap NNN> N=265 among (Nos 1-966). Table 3b:    <[AC2000b] Trap NNN NN> N=1592.
=E=Catalogue in electronic form as J/ApJ/541/841
 Originof the Acronym: S = Created by Simbad, the CDS Database

Details on Acronym:   Trap
  
Trap   (Trapezium system)
  ***** Avoid the usage of Trap,  prefer [AC2000b]
 Originof the Acronym: A = Assigned by the author(s)