17505-4817 HJ 4982

17h 50m 28.87s -48 17' 08.1" P.A. 57 sep 40.6 mag 7.02,9.31 Sp K3III

Coord 2000
17505-4817
Discov num
HJ 4982
Comp
Coord arcsec 2000
17 50 28.87 -48 17 08.1
Date first
1837
Date last
2016
Obs
12
Pa first
60
Pa last
57
P.A. Now (θ)
57°
Sep first
42.9
Sep last
40.6
Sep. Now (ρ)
40.6"
Mag pri
7.02
Mag sec
9.31
delta mag (ΔM)
2.29
Spectral class
K3III (yellow-orange)
Pri motion ra
-004
Sec motion ra
-005
Pri motion dec
-018
Sec motion dec
-017
Notes
N (See Notes)


rPM=0.077 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Precise pa
57.4
Precise sep
40.59
Constellation
Ara
SAO
228465
Tycho2
8348-02415-1
HD
161880
last precise pa
57.4
last precise sep
40.59




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17505-4817 HJ 4982 2000 8 58 41.2 7.02 9.31 K3III N D 175028.87-481708.1
17505-4817 HJ 4982 2001 10 58 41.0 7.02 9.31 K3III N D 175028.87-481708.1
17505-4817 HJ 4982 2010 11 58 41.3 7.02 9.31 K3III N 175028.87-481708.1
17505-4817 HJ 4982 2016 12 57 40.6 7.02 9.31 K3III N 175028.87-481708.1

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