20185+6313 HJ 2958

 
 
20h 18m 30.87s +63 13' 09.2" P.A. 316 sep 9.5 mag 11.30,12.80
 
 
Coord 2000
20185+6313
Discov num
HJ 2958
Comp
Coord arcsec 2000
20 18 30.87 +63 13 09.2
Date first
1831
Date last
2015
Obs
11
Pa first
330
Pa last
316
P.A. Now (θ)
316°
Sep first
4.0
Sep last
9.5
Sep. Now (ρ)
9.5"
Mag pri
11.30
Mag sec
12.80
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
+008
Sec motion ra
-011
Pri motion dec
-014
Sec motion dec
-001
Notes
N (See Notes)
rPM=1.428
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.3
Precise sep
9.526
Constellation
Draco
Gaia DR2
45675670528
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20185+6313 HJ 2958 1999 4 317 9.4 11.30 12.80 N D 201830.87+631309.2
20185+6313 HJ 2958 2003 5 316 9.4 11.30 12.80 N D 201830.87+631309.2
20185+6313 HJ 2958 2010 6 317 9.5 11.30 12.80 N 201830.87+631309.2
20185+6313 HJ 2958 2015 7 316 9.5 11.30 12.80 N 201830.87+631309.2

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