20171-2119 SEE 412

 
 
20h 19m 39.69s -21 53' 21.4" P.A. 230 sep 25.7 mag 9.30,13.00 Sp G4V
 
 
Coord 2000
20171-2119
Discov num
SEE 412
Comp
Coord arcsec 2000
20 19 39.69 -21 53 21.4
Date first
1897
Date last
2015
Obs
5
Pa first
227
Pa last
230
P.A. Now (θ)
230°
Sep first
25.8
Sep last
25.7
Sep. Now (ρ)
25.7"
Mag pri
9.30
Mag sec
13.00
delta mag (ΔM)
3.7
Spectral class
G4V (yellow)
Pri motion ra
-035
Sec motion ra
-008
Pri motion dec
-074
Sec motion dec
+001
Notes
rPM=0.974
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.2
Precise sep
25.746
Constellation
Capricornus
SAO
189148
Tycho2
6340-01542-1
Gaia DR2
74465295744
HD
193192
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20171-2119 SEE 412 1897 1 227 25.8 6.30 15.00 CII N D 201706.53-211904.4
20171-2119 SEE 412 1999 3 229 27.0 9.30 13.00 G4V D 201939.69-215321.4
20171-2119 SEE 412 2010 4 230 26.0 9.30 13.00 G4V 201939.69-215321.4
20171-2119 SEE 412 2015 5 230 25.7 9.30 13.00 G4V 201939.69-215321.4

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