| Coord 2000 | 00507+6415 |
Discov num | MCA 2 |
Comp | Coord arcsec 2000 | 00 50 43.57 +64 14 51.3 |
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| Date first | 1978 |
Date last | 2020 |
Obs | 34 |
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| Pa first | 171 |
Pa last | 126 |
P.A. Now (θ) | 122° |
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| Sep first | 0.0 |
Sep last | 0.0 |
Sep. Now (ρ) | 0.04" |
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| Mag pri | 5.70 |
Mag sec | 6.80 |
delta mag (ΔM) | 1.1 |
Spectral class | G5III+A0V (yellow/white) |
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| Pri motion ra | +030 |
Sec motion ra | |||||||||
| Pri motion dec | -012 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 125.7 |
Precise sep | 0.036 |
Constellation | Hydra |
SAO | 11424 |
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| HIP | 3951 |
Tycho2 | 4024-02330-1 |
Gaia DR2 | 524013674007632384 |
HD | 4775 |
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| HR | 233 |
BD | BD+63 99 |
Distance | 196.08 |
Distance ly | 639.61 |
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| last precise pa | 125.7 |
last precise sep | 0.036 |
| Period (P) | 5.7253y | Periastron (T) | 1982.3495y | Semi-major axis (a) | 0.0286a | |||
| Eccentricity (e) | 0.5343 | Inclination (i) | 142.6° | Longitude of periastron (ω) | 323.61° | |||
| Node (Ω) | 302.7° | Note | Grade | 3 | (1=Definitive, 9=Indet.) | |||
| Equinox | 2000 | Last observation | 2017 |
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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 |
| 00507+6415 | MCA 2 | 2007 | 21 | 175 | 0.1 | 5.70 | 6.80 | B9.5V | NOD | 005043.57+641451.3 | |
| 00507+6415 | MCA 2 | 2014 | 28 | 315 | 0.0 | 5.70 | 6.80 | B9.5V | NO | 005043.57+641451.3 |