18182+4509 HDS2588

 
 
18h 18m 12.10s +45 09' 24.1" P.A. 29 sep 0.2 mag 8.38,9.00 Sp A0 dist. 276.24 pc (901.09 l.y.)
 
 
Coord 2000
18182+4509
Discov num
HDS2588
Comp
Coord arcsec 2000
18 18 12.10 +45 09 24.1
Date first
1991
Date last
2006
Obs
2
Pa first
27
Pa last
29
P.A. Now (θ)
29°
Sep first
0.1
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.38
Mag sec
9.00
delta mag (ΔM)
0.62
Spectral class
A0 (white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
+013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29
Precise sep
0.172
Constellation
Lyra
SAO
47369
HIP
89689
Tycho2
3525-00304-1
HD
168564
BD
BD+45 2690
Distance
276.24
Distance ly
901.09
last precise pa
29
last precise sep
0.172
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18182+4509 HDS2588 1991 1 27 0.1 8.38 9.00 A0 181812.10+450924.1
18182+4509 HDS2588 2006 2 29 0.2 8.38 9.00 A0 181812.10+450924.1

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