19494-0746 RST4642

 
 
19h 49m 22.54s -07 45' 52.2" P.A. 260 sep 0.4 mag 10.06,10.08 Sp A0
 
 
Coord 2000
19494-0746
Discov num
RST4642
Comp
Coord arcsec 2000
19 49 22.54 -07 45 52.2
Date first
1940
Date last
1991
Obs
6
Pa first
269
Pa last
260
P.A. Now (θ)
260°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.06
Mag sec
10.08
delta mag (ΔM)
0.02
Spectral class
A0 (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.9
Precise sep
0.38
Cdsa2 id
RST 4642
Constellation
Aquila
Tycho2
5725-02328-1
HD
187245
Ra deg
19.822927777777778
De deg
-7.7645
last precise pa
259.9
last precise sep
0.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19494-0746 RST4642 1991 6 260 0.4 10.06 10.08 A0 194922.54-074552.2

If you need more information about this double, apply for a data request form to the WDS.