Coord 2000 | 01493+4754 |
Discov num | CHR 4 |
Comp | Aa,Ab |
Coord arcsec 2000 | 01 49 15.47 +47 53 47.1 |
||||
Date first | 1984 |
Date last | 1994 |
Obs | 7 |
||||||
Pa first | 194 |
Pa last | 251 |
P.A. Now (θ) | 184.8° |
||||||
Sep first | 0.1 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.14" |
||||||
Mag pri | 6.47 |
Mag sec | delta mag (ΔM) | Spectral class | A3V (white) |
||||||
Pri motion ra | -015 |
Sec motion ra | |||||||||
Pri motion dec | -009 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 37536 | 01493+4754 | CHR 4 | Aa,Ab | 1984 | 1994 | 7 | 185 | 0.1 | 6.47 | Y | <=== | |||
Show | 37536 | 01493+4754 | STF 162 | AB | 1828 | 2019 | 176 | 198 | 2.0 | 6.47 | 7.22 | 0.75 | |||
Show | 37536 | 01493+4754 | STF 162 | AC | 1828 | 2019 | 64 | 178 | 20.6 | 6.47 | 9.24 | 2.77 | |||
Show | 37536 | 01493+4754 | STF 162 | AD | 1881 | 2007 | 11 | 96 | 138.7 | 6.47 | 10.01 | 3.54 | |||
Show | 37536 | 01493+4754 | STF 162 | BC | 1902 | 2018 | 11 | 177 | 19.2 | 7.22 | 9.24 | 2.02 |
Precise pa | 251.2 |
Precise sep | 0.121 |
Constellation | Perseus |
SAO | 37536 |
||||
HIP | 8475 |
Tycho2 | 3283-02002-1 |
Gaia DR2 | 3445911040 |
HD | 11031 |
||||
HR | 526 |
ADS | 1438 |
BD | BD+47 508 |
Distance | 127.55 |
||||
Distance ly | 416.07 |
last precise pa | 251.2 |
last precise sep | 0.121 |
Period (P) | 36.9y | Periastron (T) | 2004.8y | Semi-major axis (a) | 0.122a | |||
Eccentricity (e) | 0.234 | Inclination (i) | 34.4° | Longitude of periastron (ω) | 348.6° | |||
Node (Ω) | 32° | Note | Grade | 4 | (1=Definitive, 9=Indet.) | |||
Equinox | 2000 | Last observation |
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 |
01493+4754 | CHR 4 | Aa,Ab | 1994 | 7 | 251 | 0.1 | 6.47 | A3V | N | 014915.54+475349.0 |