20598+1649 STTA213

 
 
20h 59m 50.85s +16 49' 27.6" P.A. 36 sep 70.9 mag 6.66,9.22 Sp F4III dist. 48.1 pc (156.9 l.y.)
 
 
Coord 2000
20598+1649
Discov num
STTA213
Comp
Coord arcsec 2000
20 59 50.85 +16 49 27.6
Date first
1875
Date last
2015
Obs
24
Pa first
37
Pa last
36
P.A. Now (θ)
36°
Sep first
70.9
Sep last
70.9
Sep. Now (ρ)
70.9"
Mag pri
6.66
Mag sec
9.22
delta mag (ΔM)
2.56
Spectral class
F4III (yellow-white)
Pri motion ra
+052
Sec motion ra
+052
Pri motion dec
-010
Sec motion dec
-008
Notes
N W (See Notes, )
rPM=0.038 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
36.2
Precise sep
70.876
Constellation
Delphinus
SAO
106738
HIP
103635
Tycho2
1648-01251-1
Gaia DR2
06752204800
HD
199941
HR
8037
BD
BD+16 4425
Distance
48.1
Distance ly
156.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20598+1649 STTA213 2003 18 37 70.6 6.66 9.22 F4III NOD 205950.85+164927.6
20598+1649 STTA213 2011 20 36 70.5 6.66 9.22 F4III NOD 205950.85+164927.6
20598+1649 STTA213 2012 22 37 70.5 6.66 9.22 F4III N 205950.85+164927.6
20598+1649 STTA213 2015 24 36 70.9 6.66 9.22 F4III N W 205950.85+164927.6

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