10028+4953 HJ 2515AB

 
 
10h 02m 49.62s +49 52' 42.4" P.A. 9 sep 55.8 mag 7.59,12.00 Sp G5III dist. 200.4 pc (653.7 l.y.)
 
 
Coord 2000
10028+4953
Discov num
HJ 2515
Comp
AB
Coord arcsec 2000
10 02 49.62 +49 52 42.4
Date first
1906
Date last
2002
Obs
3
Pa first
10
Pa last
9
P.A. Now (θ)
Sep first
51.7
Sep last
55.8
Sep. Now (ρ)
55.8"
Mag pri
7.59
Mag sec
12.00
delta mag (ΔM)
4.41
Spectral class
G5III (yellow)
Pri motion ra
+008
Sec motion ra
-007
Pri motion dec
-029
Sec motion dec
+009
Notes
rPM=1.358
This double is not physical.
 
 
10028+4953 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 27490 10028+4953 HDS1450 Aa,Ab 1991 1995 2 94 0.6 7.70 10.98 3.28
Show 27490 10028+4953 HJ 2515 AB 1906 2002 3 9 55.8 7.59 12.00 4.41 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.1
Precise sep
55.84
Constellation
Ursa Major
SAO
27490
HIP
49224
Tycho2
3437-00411-1
HD
86871
BD
BD+50 1706
Distance
200.4
Distance ly
653.7
last precise pa
9.1
last precise sep
55.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10028+4953 HJ 2515 AB 1998 2 9 55.7 7.50 12.00 G5III D 100249.62+495242.4
10028+4953 HJ 2515 AB 2002 3 9 55.8 7.50 12.00 G5III D 100249.62+495242.4

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