01202+6535 HU 1027

 
 
01h 20m 10.20s +65 35' 12.1" P.A. 256.90 sep 0.1 mag 10.43,10.34 Sp K0
 
 
Coord 2000
01202+6535
Discov num
HU 1027
Comp
Coord arcsec 2000
01 20 10.20 +65 35 12.1
Date first
1904
Date last
2008
Obs
13
Pa first
102
Pa last
125
P.A. Now (θ)
256.9°
Sep first
1.0
Sep last
0.4
Sep. Now (ρ)
0.06"
Mag pri
10.43
Mag sec
10.34
delta mag (ΔM)
0.09
Spectral class
K0 (yellow-orange)
Pri motion ra
-079
Sec motion ra
-079
Pri motion dec
-001
Sec motion dec
-001
Notes
O (Orbital solution)
Visually invisible, K-band or other infrared star This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
124.8
Precise sep
0.361
Constellation
Cassiopeia
SAO
11699
Tycho2
4038-00083-1
Gaia DR2
3276642688
ADS
1070
last precise pa
124.8
last precise sep
0.361
 
 
ORBITAL ELEMENTS
 
 
Period (P)560.0762y± 316.8632 Periastron (T)2019.7334y± 8.6696 Semi-major axis (a)1.20356a± 0.84246
Eccentricity (e)0.81003± 0.17997 Inclination (i)79.637°± 5.721 Longitude of periastron (ω)98.765°± 17.579
Node (Ω)118.244°± 10.485 Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation2008
label rho theta
2000 0.525 117.0
2001 0.509 117.4
2002 0.492 117.8
2003 0.474 118.2
2004 0.455 118.7
2005 0.435 119.2
2006 0.414 119.7
2007 0.392 120.3
2008 0.368 121.0
2009 0.343 121.8
2010 0.317 122.7
2011 0.289 123.7
2012 0.259 125.0
2013 0.228 126.7
2014 0.195 128.9
2015 0.160 132.1
2016 0.124 137.0
2017 0.088 146.1
2018 0.056 166.6
2019 0.042 214.5
2020 0.061 256.9
2021 0.095 274.1
2022 0.130 282.1
2023 0.165 286.7
2024 0.199 289.6
2025 0.230 291.8
2026 0.259 293.4
2027 0.286 294.7
2028 0.310 295.9
2029 0.333 296.8
2030 0.353 297.6

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
 
grafico orbita






wds01202%2B6535a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01202+6535 HU 1027 2000 12 302 0.4 10.43 10.34 K0 012010.20+653512.1
01202+6535 HU 1027 2008 13 125 0.4 10.43 10.34 K0 012010.20+653512.1

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