20045+1937 J  3048

 
 
20h 04m 27.77s +19 37' 31.1" P.A. 272 sep 5.9 mag 10.30,12.20 Sp A0
 
 
Coord 2000
20045+1937
Discov num
J  3048
Comp
Coord arcsec 2000
20 04 27.77 +19 37 31.1
Date first
1895
Date last
2015
Obs
12
Pa first
279
Pa last
272
P.A. Now (θ)
272°
Sep first
5.6
Sep last
5.9
Sep. Now (ρ)
5.9"
Mag pri
10.30
Mag sec
12.20
delta mag (ΔM)
1.9
Spectral class
A0 (white)
Pri motion ra
-001
Sec motion ra
-008
Pri motion dec
-007
Sec motion dec
-015
Notes
rPM=0.625
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
271.5
Precise sep
5.922
Constellation
Sagitta
Tycho2
1625-01353-1
Gaia DR2
01185003520
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20045+1937 J 3048 2000 5 272 5.9 10.34 13.00 A0 D 200427.77+193731.1
20045+1937 J 3048 2001 6 272 5.9 10.34 13.00 A0 D 200427.77+193731.1
20045+1937 J 3048 2015 8 272 5.9 10.30 12.20 A0 200427.77+193731.1

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