Coord 2000 | 10419-7811 | Discov num | HDS1530 | Comp | Coord arcsec 2000 | 10 41 54.45 -78 11 03.3 | |||||
Date first | 1991 | Date last | 2021 | Obs | 14 | ||||||
Pa first | 84 | Pa last | 51 | P.A. Now (θ) | 59.4° | ||||||
Sep first | 0.4 | Sep last | 0.263 | Sep. Now (ρ) | 0.292" | ||||||
Mag pri | 10.31 | Mag sec | 11.08 | delta mag (ΔM) | 0.77 | Spectral class | K5V (yellow-orange) | ||||
Pri motion ra | -140 | Sec motion ra | |||||||||
Pri motion dec | +102 | Sec motion dec | |||||||||
Notes | O (Orbital solution) |
Constellation | Chamaeleon | HIP | 52351 | Tycho2 | 9414-00744-1 | Gaia DR2 | 5200920901121351040 | ||||
CD | CD-77 464 | Distance | 47.62 | Distance ly | 155.34 |
Period (P) | 39.07y | ± 0.67 | Periastron (T) | 2007.88y | ± 0.1 | Semi-major axis (a) | 0.267a | ± 0.004 |
Eccentricity (e) | 0.547 | ± 0.008 | Inclination (i) | 50.2° | ± 0.7 | Longitude of periastron (ω) | 132.6° | ± 1.1 |
Node (Ω) | 109.7° | ± 1.5 | Notes | Reference | Tok2019c | |||
Equinox | Last observation | 2018 | Grade | 3 | (1=Definitive, 9=Indet.) |
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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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refcode | metd | author | reference |
Tok2019c | St j | Tokovinin, A., Mason, B.D., Mendez, R.A., Horch, E.P. & Briceno, C. | 2019AJ....158...48T |
Tok2019c | +orb | AJ 158, 48, 2019 |
idgroup | discov | author |
1 | HDS | Hipparcos Double Star (from additional DD list) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
10419-7811 | HDS1530 | 1991 | 1 | 84 | 0.4 | 10.31 | 11.08 | K5V | 104154.45-781103.3 | ||
10419-7811 | HDS1530 | 2009 | 2 | 134 | 0.1 | 10.31 | 11.08 | K5V | 104154.45-781103.3 | ||
10419-7811 | HDS1530 | 2010 | 4 | 125 | 0.2 | 10.31 | 11.08 | K5V | 104154.45-781103.3 | ||
10419-7811 | HDS1530 | 2012 | 7 | 152 | 0.2 | 10.31 | 11.08 | K5V | 104154.45-781103.3 | ||
10419-7811 | HDS1530 | 2013 | 8 | 165 | 0.2 | 10.31 | 11.08 | K5V | 104154.45-781103.3 | ||
10419-7811 | HDS1530 | 2014 | 9 | 177 | 0.2 | 10.31 | 11.08 | K5V | O | 104154.45-781103.3 | |
10419-7811 | HDS1530 | 2015 | 10 | 187 | 0.2 | 10.31 | 11.08 | K5V | O | 104154.45-781103.3 | |
10419-7811 | HDS1530 | 2016 | 11 | 18 | 0.2 | 10.31 | 11.08 | K5V | O | 104154.45-781103.3 | |
10419-7811 | HDS1530 | 2018 | 12 | 33 | 0.2 | 10.31 | 11.08 | K5V | O | 104154.45-781103.3 | |
10419-7811 | HDS1530 | 2019 | 13 | 45 | 0.2 | 10.31 | 11.08 | K5V | O | 104154.45-781103.3 | |
10419-7811 | HDS1530 | 2021 | 14 | 51 | 0.3 | 10.31 | 11.08 | K5V | O | 104154.45-781103.3 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | |
B | pa=14.2° sep=0.17" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 104154.45-781103.3 | Mag | 10.31 | Spectral class | K5V (yellow-orange) | ||||
PmRA | -140.00 | PmDE | 102.0 | HIP | 52351 | Tycho2 | 9414-00744-1 | ||||
CD | CD-77 464 |
Tycho2 | 9414-00744-1 | Pflag | RAmdeg | 160.47534921 | DEmdeg | -78.18400862 | |||||
PmRA | -140.2 | PmDE | 96.2 | E RAmdeg | 19 | E DEmdeg | 20 | ||||
E pmRA | 1.6 | E pmDE | 1.6 | EpRAm | 1986.02 | EpDEm | 1985.73 | ||||
Num | 8 | Q RAmdeg | 1.4 | Q DEmdeg | 0.7 | Q pmRA | 1.3 | ||||
Q pmDE | 0.7 | BTmag | 11.111 | E BTmag | 0.051 | VTmag | 9.920 | ||||
E VTmag | 0.029 | Prox | 999 | TYC | T | HIP | 52351 | ||||
CCDM | AB | RAdeg | 160.47694639 | DEdeg | -78.18423000 | EpRA 1990 | 1.62 | ||||
EpDE 1990 | 1.70 | E RAdeg | 22.1 | E DEdeg | 23.1 | Posflg | P | ||||
Corr | -0.1 |
Catalog | H | HIP | 52351 | Proxy | H | RAhms | 10 41 54.45 | ||||
DEdms | -78 11 03.3 | Vmag | 9.73 | VarFlag | R Vmag | H | |||||
RAdeg | 160.477 | DEdeg | -78.1842 | AstroRef | A | Plx | 21.63 | ||||
CCDM | 10419-7811 | N CCDM | H | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 84 | Rho | 0.352 | HD | BD | ||||||
CD | CD-77 464 | CP | Dm number | -77 464 | VIred | 0.72 | |||||
SpType | K5V | R SpType | Coord arcsec 2000 | 104154.45-781103.3 |
HIP | 52351 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 2.8008500555 | DErad | -1.3645726197 | Plx | 21 | PmRA | -143.39 | ||||
PmDE | 105.59 | E RArad | 1.49 | E DErad | 1.1 | E Plx | 1.38 | ||||
E pmRA | 1.81 | E pmDE | 1.29 | Hpmag | 9.8781 | E Hpmag | 0.0023 | ||||
SHp | 0.024 | VA | 0 | BV | 0.963 | E BV | 0.058 | ||||
VI | 0.95 |
Ccdm | 10419-7811 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 0.05 | DDEs | -2.4 | ||||||
R dRAs | 82 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 10.3 | Sp | K5 | PmNote | * | ||||
PmRA | -140 | PmDE | 102 | Dm number | Cat1 | CPD | |||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | ||||||||
HIC | 52351 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 104154.46-781103.1 | Mag | 11.08 | Calc delta mag | 0.77 | ||||
Calc coord | yes |
Ccdm | 10419-7811 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | HDS | DRAs | 0.21 | DDEs | -2.6 | |||||
R dRAs | 82 | Year | 1991 | Theta | 84 | Rho | 0.4 | ||||
Obs | 1 | Vmag | 11.1 | Sp | PmNote | * | |||||
PmRA | -127 | PmDE | 79 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | ||||||||
HIC | 52351 |