01487+0741 HJ  644AB

 
 
01h 48m 40.61s +07 41' 02.1" P.A. 278 sep 17.5 mag 7.18,11.70 Sp K0 dist. 172.41 pc (562.4 l.y.)
 
 
Coord 2000
01487+0741
Discov num
HJ  644
Comp
AB
Coord arcsec 2000
01 48 40.61 +07 41 02.1
Date first
1827
Date last
2000
Obs
19
Pa first
277
Pa last
278
P.A. Now (θ)
278°
Sep first
15.0
Sep last
17.5
Sep. Now (ρ)
17.5"
Mag pri
7.18
Mag sec
11.70
delta mag (ΔM)
4.52
Spectral class
K0 (yellow-orange)
Pri motion ra
+018
Sec motion ra
+018
Pri motion dec
-021
Sec motion dec
-018
Notes
rPM=0.108 (< 0.3, Physical double)
This double is physical.
 
 
01487+0741 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 01487+0741 HJ 644 AB 1827 2000 19 278 17.5 7.18 11.70 4.52 <===
Show 01487+0741 HJ 644 AC 1897 2011 12 226 128.4 7.18 9.90 2.72
Show 01487+0741 FOX9042 AD 1897 2017 7 123 77.4 7.18 11.60 4.42
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
278.4
Precise sep
17.46
Cdsa2 id
HJ 644 AB
Constellation
Pisces
HIP
8429
Tycho2
0622-00686-1
HD
11049
BD
BD+06 275
Ra deg
1.8112805555555556
De deg
7.683916666666667
Distance
172.41
Distance ly
562.4
last precise pa
278.4
last precise sep
17.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01487+0741 HJ 644 AB 2000 18 278 17.5 7.18 11.70 K0 D 014840.61+074102.1

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