20169+5017 BUP 243BG

 
 
20h 17m 02.38s +50 17' 02.6" P.A. 193 sep 10.6 mag 10.30,11.04
 
 
Coord 2000
20169+5017
Discov num
BUP 243
Comp
BG
Coord arcsec 2000
20 17 02.38 +50 17 02.6
Date first
1908
Date last
2012
Obs
5
Pa first
204
Pa last
193
P.A. Now (θ)
193°
Sep first
10.3
Sep last
10.6
Sep. Now (ρ)
10.6"
Mag pri
10.30
Mag sec
11.04
delta mag (ΔM)
0.74
Spectral class
Pri motion ra
-022
Sec motion ra
-010
Pri motion dec
+004
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.791
Nature of this double is uncertain.
 
 
20169+5017 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20169+5017 ENG 73 AB 1892 2012 15 74 81.0 8.24 10.30 2.06 Y
Show 20169+5017 ENG 73 AC 1892 2003 10 158 92.7 8.24 11.00 2.76
Show 20169+5017 ENG 73 AD 1892 2003 11 340 122.5 8.24 10.61 2.37
Show 20169+5017 ENG 73 AE 1892 2003 11 118 162.5 8.24 12.30 4.06
Show 20169+5017 GIC 155 AF 1954 2010 5 287 105.9 8.24 12.99 4.75
Show 20169+5017 MET 89 AH 2003 2003 1 67 4.2 6.40 18.60 12.20
Show 20169+5017 MET 89 AI 2003 2003 1 44 8.7 6.40 16.94 10.54
Show 20169+5017 MET 89 AJ 2004 2004 1 326 11.3 6.40 18.49 12.09
Show 20169+5017 MET 89 AK 2003 2003 1 232 11.7 6.40 18.41 12.01
Show 20169+5017 BUP 243 BG 1908 2012 5 193 10.6 10.30 11.04 0.74 <===
Show 20169+5017 BUP 243 DF 1908 2003 3 215 103.8 10.61 12.99 2.38
Show 20169+5017 RAO 70 FL 2000 2012 3 264 15.6 12.99 16.40 3.41
12-fold system
12 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
192.6
Precise sep
10.55
Cdsa2 id
BUP 243 BG
Constellation
Cygnus
Ra deg
20.283994444444446
De deg
50.284055555555554
last precise pa
192.6
last precise sep
10.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20169+5017 BUP 243 BG 2000 2 194 10.5 10.30 12.80 D 201702.38+501702.6
20169+5017 BUP 243 BG 2010 3 193 10.5 10.30 11.04 N D 201702.38+501702.6
20169+5017 BUP 243 BG 2012 5 193 10.6 10.30 11.04 N D 201702.38+501702.6

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