19162+2757 HO  447

 
 
19h 16m 09.06s +27 55' 25.3" P.A. 171 sep 2.4 mag 9.50,9.50
 
 
Coord 2000
19162+2757
Discov num
HO  447
Comp
Coord arcsec 2000
19 16 09.06 +27 55 25.3
Date first
1893
Date last
2009
Obs
20
Pa first
181
Pa last
171
P.A. Now (θ)
171°
Sep first
1.1
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
9.50
Mag sec
9.50
delta mag (ΔM)
0
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-035
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.7
Precise sep
2.392
Constellation
Lyra
last precise pa
170.7
last precise sep
2.392
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19162+2757 HO 447 2002 17 172 2.4 9.50 9.50 191609.06+275525.3
19162+2757 HO 447 2009 19 171 2.4 9.50 9.50 191609.06+275525.3

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