08447+1809 TOK   3Aa,Ab

 
 
08h 44m 41.10s +18 09' 15.5" P.A. 166 mag 3.94,4.90 Sp K0III dist. 40.03 pc (130.58 l.y.)
 
 
Coord 2000
08447+1809
Discov num
TOK   3
Comp
Aa,Ab
Coord arcsec 2000
08 44 41.10 +18 09 15.5
Date first
1982
Date last
1988
Obs
3
Pa first
194
Pa last
166
P.A. Now (θ)
166°
Sep first
0.1
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
3.94
Mag sec
4.90
delta mag (ΔM)
0.96
Spectral class
K0III (yellow-orange)
Pri motion ra
-018
Sec motion ra
Pri motion dec
-229
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
08447+1809 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 98087 08447+1809 TOK 3 Aa,Ab 1982 1988 3 166 0.0 3.94 4.90 0.96 <===
Show Asellus australis 98087 08447+1809 HJ 457 AB 1827 2015 14 72 40.6 3.94 12.20 8.26
Show 08447+1809 DAM1478 BC 2009 2015 2 80 2.9 12.20 16.60 4.40
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
165.5
Precise sep
0.048
Constellation
Cancer
SAO
98087
HIP
42911
Tycho2
1396-02758-1
Gaia DR2
1288967296
HD
74442
HR
3461
GC
12022
BD
BD+18 2027
Bayer
Delta Cancri
Bayer name
Del Cnc
Flamsteed
47 Cancri
Flamsteed name
47 Cnc
Distance
40.03
Distance ly
130.58
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08447+1809 TOK 3 Aa,Ab 1988 3 166 0.0 3.94 4.90 K0III N D 084441.11+180917.5

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