19340-1616 HJ 2880

 
 
19h 33m 57.75s -16 16' 25.9" P.A. 147 sep 4.1 mag 8.96,9.07 Sp K1III
 
 
Coord 2000
19340-1616
Discov num
HJ 2880
Comp
Coord arcsec 2000
19 33 57.75 -16 16 25.9
Date first
1831
Date last
2016
Obs
26
Pa first
152
Pa last
147
P.A. Now (θ)
147°
Sep first
4.0
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
8.96
Mag sec
9.07
delta mag (ΔM)
0.11
Spectral class
K1III (yellow-orange)
Pri motion ra
+003
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-008
Notes
rPM=0.555
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
147.1
Precise sep
4.135
Constellation
Sagittarius
Tycho2
6298-00663-1
last precise pa
147.1
last precise sep
4.135
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19340-1616 HJ 2880 1998 21 150 3.8 8.96 9.07 K1III D 193357.75-161625.9
19340-1616 HJ 2880 2008 22 150 4.1 8.96 9.07 K1III D 193357.75-161625.9
19340-1616 HJ 2880 2016 25 150 4.1 8.96 9.07 K1III 193357.75-161625.9

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