19183-1550 HU  264

 
 
19h 18m 17.52s -15 49' 57.1" P.A. 303 sep 4.8 mag 8.66,13.80 Sp A4V
 
 
Coord 2000
19183-1550
Discov num
HU  264
Comp
Coord arcsec 2000
19 18 17.52 -15 49 57.1
Date first
1900
Date last
2015
Obs
10
Pa first
290
Pa last
303
P.A. Now (θ)
303°
Sep first
4.5
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
8.66
Mag sec
13.80
delta mag (ΔM)
5.14
Spectral class
A4V (white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.7
Precise sep
4.836
Constellation
Sagittarius
SAO
162439
Tycho2
6296-01677-1
Gaia DR2
90443964544
HD
180743
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19183-1550 HU 264 1999 8 302 4.8 8.66 13.80 A4V D 191817.52-154957.1
19183-1550 HU 264 2010 9 304 4.8 8.66 13.80 A4V 191817.52-154957.1
19183-1550 HU 264 2015 10 303 4.8 8.66 13.80 A4V 191817.52-154957.1

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