15493-7416 B  2037

 
 
15h 49m 20.66s -74 16' 03.3" P.A. 257 sep 4.6 mag 9.60,12.00 Sp A2IV/V dist. 719.42 pc (2346.75 l.y.)
 
 
Coord 2000
15493-7416
Discov num
B  2037
Comp
Coord arcsec 2000
15 49 20.66 -74 16 03.3
Date first
1895
Date last
2000
Obs
4
Pa first
252
Pa last
257
P.A. Now (θ)
257°
Sep first
4.0
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
9.60
Mag sec
12.00
delta mag (ΔM)
2.4
Spectral class
A2IV/V (white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.1
Precise sep
4.55
Constellation
Apus
SAO
257320
HIP
77491
Tycho2
9272-02127-1
HD
140292
CP
CP-73 1658
Distance
719.42
Distance ly
2346.75
last precise pa
257.1
last precise sep
4.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15493-7416 B 2037 2000 3 257 4.6 9.60 12.00 A2IV/V D 154920.66-741603.3

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