17577-7611 HJ 4974

 
 
17h 57m 41.68s -76 10' 40.6" P.A. 122 sep 26.4 mag 6.07,14.00 Sp K2III dist. 185.87 pc (606.31 l.y.)
 
 
Coord 2000
17577-7611
Discov num
HJ 4974
Comp
Coord arcsec 2000
17 57 41.68 -76 10 40.6
Date first
1835
Date last
1998
Obs
4
Pa first
115
Pa last
122
P.A. Now (θ)
122°
Sep first
29.7
Sep last
26.4
Sep. Now (ρ)
26.4"
Mag pri
6.07
Mag sec
14.00
delta mag (ΔM)
7.93
Spectral class
K2III (yellow-orange)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
121.6
Precise sep
26.437
Constellation
Apus
SAO
257542
HIP
87926
Tycho2
9444-02623-1
HD
161988
HR
6635
CP
CP-76 1226
Distance
185.87
Distance ly
606.31
last precise pa
121.6
last precise sep
26.437
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17577-7611 HJ 4974 1918 3 120 25.5 6.07 14.00 K2III 175741.68-761040.6
17577-7611 HJ 4974 1998 4 122 26.4 6.07 14.00 K2III 175741.68-761040.6

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