20197+1522 A  1673

 
 
20h 19m 40.14s +15 21' 31.1" P.A. 55.00 sep 1.0 mag 9.89,10.82 Sp F8
 
 
Coord 2000
20197+1522
Discov num
A  1673
Comp
Coord arcsec 2000
20 19 40.14 +15 21 31.1
Date first
1907
Date last
2007
Obs
12
Pa first
49
Pa last
55
P.A. Now (θ)
55°
Sep first
0.8
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.89
Mag sec
10.82
delta mag (ΔM)
0.93
Spectral class
F8 (yellow-white)
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
+013
Sec motion dec
+013
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
55
Precise sep
1.019
Constellation
Delphinus
SAO
105969
Tycho2
1631-00982-1
Gaia DR2
43926132480
HD
355509
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20197+1522 A 1673 2000 11 55 0.8 9.89 10.82 F8 201940.14+152131.1
20197+1522 A 1673 2007 12 55 1.0 9.89 10.82 F8 201940.14+152131.1

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