Coord 2000 | 01131+2942 |
Discov num | A 1260 |
Comp | AB |
Coord arcsec 2000 | 01 13 08.90 +29 41 59.1 |
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Date first | 1905 |
Date last | 2009 |
Obs | 22 |
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Pa first | 255 |
Pa last | 60 |
P.A. Now (θ) | 67.6° |
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Sep first | 0.2 |
Sep last | 0.3 |
Sep. Now (ρ) | 0.17" |
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Mag pri | 9.19 |
Mag sec | 9.40 |
delta mag (ΔM) | 0.21 |
Spectral class | G0 (yellow) |
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Pri motion ra | -018 |
Sec motion ra | |||||||||
Pri motion dec | -030 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 74562 | 01131+2942 | A 1260 | AB | 1905 | 2009 | 22 | 68 | 0.2 | 9.19 | 9.40 | 0.21 | Y | <=== | |
Show | 74562 | 01131+2942 | GRV 76 | AC | 1898 | 2015 | 10 | 170 | 61.6 | 9.19 | 11.00 | 1.81 |
Precise pa | 59.5 |
Precise sep | 0.26 |
Constellation | Pisces |
SAO | 74562 |
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Tycho2 | 1753-00396-1 |
Gaia DR2 | 6231138560 |
HD | 7255 |
ADS | 993 |
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last precise pa | 59.5 |
last precise sep | 0.26 |
Period (P) | 137.17y | Periastron (T) | 2029.43y | Semi-major axis (a) | 0.288a | |||
Eccentricity (e) | 0.489 | Inclination (i) | 78.1° | Longitude of periastron (ω) | 274.29° | |||
Node (Ω) | 242.2° | Note | Grade | 3 | (1=Definitive, 9=Indet.) | |||
Equinox | 2000 | Last observation | 2009 |
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01131+2942 | A 1260 | AB | 1995 | 20 | 49 | 0.2 | 9.60 | 9.80 | G0 | NO | 011308.90+294159.1 |
01131+2942 | A 1260 | AB | 2007 | 21 | 54 | 0.3 | 9.60 | 9.80 | G0 | NO | 011308.90+294159.1 |
01131+2942 | A 1260 | AB | 2009 | 22 | 60 | 0.3 | 9.19 | 9.40 | G0 | NO | 011308.90+294159.1 |