21555+2942
Unique Name : 21555+2942HO 609AB
RA : 21 55 12.36
Dec : +29 43 34.6
Discoverer : HO
Discoverer Number : 609
Components : AB
First year : 1893
Last year : 2012
Observations : 23
First position angle : 356
Last position angle : 177
First separation : 1.8
Last separation : 3.2
Mag first component : 11.5
Mag second component : 11.8
Spectral type :
Primary proper motion RA : -18
Primary proper motion DEC : 16
Secondary proper motion RA : -14
Secondary proper motion DEC : -8
Durchmusterung :
Notes : N
Se questa pagina vi è stata utile, ci farebbe piacere ricevere un
ringraziamento nei vostri lavori di ricerca.
If this page were helpful, an acknowledgement in your research work
would be appreciated.