17208-1251 SHJ 247 (Nu Ser)

 
 
17H 20M 49.66S -12 50' 48.8" P.A. 25 SEP 45.4 MAG 4.33,9.44 SP A2V DIST. 62.31 PC (203.26 L.Y.)
 
 
Coord 2000
17208-1251
Discov num
SHJ 247
Comp
Coord arcsec 2000
17 20 49.66 -12 50 48.8
Date first
1821
Date last
2013
Obs
30
Pa first
31
Pa last
25
P.A. Now (θ)
25°
Sep first
50.2
Sep last
45.4
Sep. Now (ρ)
45.4"
Mag pri
4.33
Mag sec
9.44
delta mag (ΔM)
5.11
Spectral class
A2V (white)
Pri motion ra
+043
Sec motion ra
+015
Pri motion dec
+003
Sec motion dec
+000
Notes
N L (See Notes, Linear solution)
rPM=0.653
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
Nu Ser
Constellation
Serpens
SAO
160479
HIP
84880
Tycho2
5653-01431-1
HD
156928
HR
6446
GC
23424
BD
BD-12 4722
Bayer
Nu Serpentis
Bayer name
Nu Ser
Flamsteed
53 Serpentis
Flamsteed name
53 Ser
Distance
62.31
Distance ly
203.26
last precise pa
25.3
last precise sep
45.35