Coord 2000 | 19064-3704 |
Discov num | HJ 5084 |
Comp | Coord arcsec 2000 | 19 06 25.14 -37 03 48.5 |
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Date first | 1834 |
Date last | 2020 |
Obs | 291 |
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Pa first | 217 |
Pa last | 325 |
P.A. Now (θ) | 325.6° |
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Sep first | 1.2 |
Sep last | 1.5 |
Sep. Now (ρ) | 1.51" |
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Mag pri | 4.53 |
Mag sec | 6.42 |
delta mag (ΔM) | 1.89 |
Spectral class | F8V+F8V (yellow-white/yellow-white) |
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Pri motion ra | +088 |
Sec motion ra | +088 |
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Pri motion dec | -284 |
Sec motion dec | -284 |
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Notes |
Precise pa | 325.2 |
Precise sep | 1.502 |
Name | Gam CrA |
Constellation | Corona Austrina |
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SAO | 210928 |
HIP | 93825 |
Tycho2 | 7422-01737-1 |
Gaia DR2 | 6719152945032456832 |
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HD | 177474 |
HR | 7226 |
GC | 26263 |
GL | Gl 743.1A |
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CD | CD-3713048 |
CP | CP-37 8464 |
Bayer | Gamma Coronae Austrinae |
Bayer name | Gam CrA |
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Distance | 17.3 |
Distance ly | 56.43 |
last precise pa | 325.2 |
last precise sep | 1.502 |
Period (P) | 122.2053y | ± 0.2386 | Periastron (T) | 1877.8043y | ± 0.0811 | Semi-major axis (a) | 1.88053a | ± 0.00423 |
Eccentricity (e) | 0.31572 | ± 0.00125 | Inclination (i) | 147.865° | ± 0.455 | Longitude of periastron (ω) | 345.873° | ± 0.94 |
Node (Ω) | 48.725° | ± 0.705 | Note | Grade | 2 | (1=Definitive, 9=Indet.) | ||
Equinox | Last observation | 2014 |
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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 |
19064-3704 | HJ 5084 | 1999 | 260 | 62 | 1.3 | 4.53 | 6.42 | F8V F8V | NOD | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2009 | 263 | 15 | 1.3 | 4.53 | 6.42 | F8V F8V | NOD | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2010 | 265 | 9 | 1.3 | 4.53 | 6.42 | F8V F8V | NOD | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2013 | 269 | 0 | 1.4 | 4.53 | 6.42 | F8V F8V | NOD | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2014 | 273 | 351 | 1.4 | 4.53 | 6.42 | F8V+F8V | NOD | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2016 | 274 | 343 | 1.6 | 4.53 | 6.42 | F8V+F8V | NO | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2017 | 278 | 338 | 1.4 | 4.53 | 6.42 | F8V+F8V | NO | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2018 | 285 | 333 | 1.5 | 4.53 | 6.42 | F8V+F8V | NO | 190625.14-370348.5 | |
19064-3704 | HJ 5084 | 2019 | 287 | 330 | 1.5 | 4.53 | 6.42 | F8V+F8V | NO | 190625.14-370348.5 |