Coord 2000 | 00243+5201 |
Discov num | HU 506 |
Comp | Coord arcsec 2000 | 00 24 15.64 +52 01 11.7 |
|||||
Date first | 1902 |
Date last | 2007 |
Obs | 40 |
||||||
Pa first | 217 |
Pa last | 94 |
P.A. Now (θ) | 140.4° |
||||||
Sep first | 0.2 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.11" |
||||||
Mag pri | 5.95 |
Mag sec | 6.84 |
delta mag (ΔM) | 0.89 |
Spectral class | B5IV (blue-white) |
||||
Pri motion ra | +017 |
Sec motion ra | |||||||||
Pri motion dec | -003 |
Sec motion dec | |||||||||
Notes |
Precise pa | 94.3 |
Precise sep | 0.11 |
Var name | V746 Cas |
Constellation | Cassiopeia |
||||
SAO | 21366 |
HIP | 1921 |
Gaia DR2 | 8901801728 |
HD | 1976 |
||||
HR | 91 |
ADS | 328 |
BD | BD+51 62 |
Distance | 306.75 |
||||
Distance ly | 1000.62 |
last precise pa | 94.3 |
last precise sep | 0.11 |
Period (P) | 169.76y | ± 3.29 | Periastron (T) | 1953.643y | ± 2.245 | Semi-major axis (a) | 0.211a | ± 0.097 |
Eccentricity (e) | 0.176 | ± 0.023 | Inclination (i) | 64° | ± 16 | Longitude of periastron (ω) | 308.2° | ± 9.4 |
Node (Ω) | 29° | ± 12 | Note | Grade | 3 | (1=Definitive, 9=Indet.) | ||
Equinox | 2000 | Last observation | 2004 |
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
|
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00243+5201 | HU 506 | 2007 | 40 | 94 | 0.1 | 5.95 | 6.84 | B5IV | NO | 002415.64+520111.7 |