19429+1731 HDS2798

 
 
19h 42m 54.18s +17 30' 31.6" P.A. 282 sep 4.9 mag 9.08,13.11 Sp A0 dist. 546.45 pc (1782.52 l.y.)
 
 
Coord 2000
19429+1731
Discov num
HDS2798
Comp
Coord arcsec 2000
19 42 54.18 +17 30 31.6
Date first
1991
Date last
1991
Obs
2
Pa first
282
Pa last
282
P.A. Now (θ)
282°
Sep first
4.9
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
9.08
Mag sec
13.11
delta mag (ΔM)
4.03
Spectral class
A0 (white)
Pri motion ra
-001
Sec motion ra
-002
Pri motion dec
-006
Sec motion dec
-008
Notes
rPM=0.271 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.9
Precise sep
4.88
Constellation
Sagitta
SAO
105182
HIP
96999
Tycho2
1606-00816-1
HD
350461
BD
BD+17 4060
Distance
546.45
Distance ly
1782.52
last precise pa
281.9
last precise sep
4.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19429+1731 HDS2798 1991 2 282 4.9 9.08 13.11 A0 194254.18+173031.6

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