20042+6434 BU 1479

 
 
20h 04m 11.07s +64 34' 14.1" P.A. 46 sep 43.1 mag 9.18,12.10 Sp K2
 
 
Coord 2000
20042+6434
Discov num
BU 1479
Comp
Coord arcsec 2000
20 04 11.07 +64 34 14.1
Date first
1905
Date last
2015
Obs
5
Pa first
48
Pa last
46
P.A. Now (θ)
46°
Sep first
41.5
Sep last
43.1
Sep. Now (ρ)
43.1"
Mag pri
9.18
Mag sec
12.10
delta mag (ΔM)
2.92
Spectral class
K2 (yellow-orange)
Pri motion ra
+018
Sec motion ra
+004
Pri motion dec
+019
Sec motion dec
+014
Notes
rPM=0.568
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
46.2
Precise sep
43.136
Constellation
Draco
SAO
18685
Tycho2
4240-00144-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20042+6434 BU 1479 1999 2 46 43.2 9.18 12.10 K2 D 200411.07+643414.1
20042+6434 BU 1479 2003 3 46 43.4 9.18 12.10 K2 D 200411.07+643414.1
20042+6434 BU 1479 2010 4 46 43.1 9.18 12.10 K2 200411.07+643414.1
20042+6434 BU 1479 2015 5 46 43.1 9.18 12.10 K2 200411.07+643414.1

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