10067+1754 HDS1457AB

 
 
10h 06m 40.82s +17 53' 42.6" P.A. 47.90 sep 0.5 mag 8.29,10.95 Sp G1IV dist. 98.81 pc (322.32 l.y.)
 
 
Coord 2000
10067+1754
Discov num
HDS1457
Comp
AB
Coord arcsec 2000
10 06 40.82 +17 53 42.6
Date first
1991
Date last
2020
Obs
26
Pa first
136
Pa last
49
P.A. Now (θ)
47.9°
Sep first
0.2
Sep last
0.4
Sep. Now (ρ)
0.46"
Mag pri
8.29
Mag sec
10.95
delta mag (ΔM)
2.66
Spectral class
G1IV (yellow)
Pri motion ra
-083
Sec motion ra
Pri motion dec
-031
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
10067+1754 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 98950 10 06 41 +17 53 43 BAG 23 Aa,Ac 2012 3 113 0.0 8.07 Y
Show 98950 10 06 41 +17 53 43 HDS 1457 AB 2020 26 48 0.5 8.29 10.95 2.66 Y <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
48.6
Precise sep
0.424
Constellation
Hydra
SAO
98950
HIP
49522
Tycho2
1415-00386-1
Gaia DR2
623313901995781632
HD
87646
BD
BD+18 2317
Distance
98.81
Distance ly
322.32
last precise pa
48.6
last precise sep
0.424
 
 
ORBITAL ELEMENTS
 
 
Period (P)203y Periastron (T)1989.2y Semi-major axis (a)0.684a
Eccentricity (e)0.649 Inclination (i)126.2° Longitude of periastron (ω)298.9°
Node (Ω)109.1° Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation2018
label rho theta
2000 0.354 94.4
2001 0.363 91.5
2002 0.371 88.8
2003 0.378 86.1
2004 0.385 83.6
2005 0.391 81.1
2006 0.396 78.7
2007 0.401 76.3
2008 0.406 74.0
2009 0.410 71.8
2010 0.415 69.6
2011 0.419 67.5
2012 0.422 65.4
2013 0.426 63.3
2014 0.430 61.3
2015 0.434 59.3
2016 0.437 57.3
2017 0.441 55.4
2018 0.445 53.5
2019 0.448 51.6
2020 0.452 49.7
2021 0.456 47.9
2022 0.460 46.2
2023 0.464 44.4
2024 0.468 42.7
2025 0.472 41.0
2026 0.476 39.3
2027 0.480 37.7
2028 0.484 36.1
2029 0.489 34.5
2030 0.493 33.0


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds10067%2B1754a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10067+1754 HDS1457 AB 2004 6 82 0.4 8.29 10.95 G1IV D 100640.82+175342.6
10067+1754 HDS1457 AB 2007 7 78 0.4 8.29 10.95 G1IV D 100640.82+175342.6
10067+1754 HDS1457 AB 2009 11 70 0.4 8.29 10.95 G1IV NO 100640.82+175342.6
10067+1754 HDS1457 AB 2012 13 67 0.4 8.29 10.95 G1IV NO 100640.82+175342.6
10067+1754 HDS1457 AB 2016 14 58 0.4 8.29 10.95 G1IV NO 100640.82+175342.6
10067+1754 HDS1457 AB 2018 20 52 0.4 8.29 10.95 G1IV NO 100640.82+175342.6

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