2020RNAAS...4..222D


Query : 2020RNAAS...4..222D

2020RNAAS...4..222D - Research Notes of the AAS, 4, 222 (2020/December-0)

An Update on the Future Flyby of Gliese 710 to the Solar System Using Gaia EDR3: Slightly Closer and a Tad Later than Previous Estimates.

DE LA FUENTE MARCOS R. and DE LA FUENTE MARCOS C.

Abstract (from CDS):

Future stellar encounters with the Sun might disturb the outskirts of the solar system, for close-enough passages. Such encounters may send small bodies toward the inner regions of the solar system. In the near future and among known stars, none will pass closer to the Sun than Gliese 710. Here, we present an updated analysis of this topic using Gaia EDR3 data. Our new estimate confirms, within errors, those already published, but suggests a slightly closer in distance (at 0.051 ± 0.003 pc) and later in time (in 1.29 ± 0.04 Myr) flyby of Gliese 710 to the solar system.

Abstract Copyright: © 2020. The American Astronomical Society. All rights reserved.

Journal keyword(s): Solar neighborhood - Stellar kinematics - Solar system

Simbad objects: 1

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Number of rows : 1
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 HD 168442 V* 18 19 50.8411531752 -01 56 19.004199720 12.279 11.021 9.656 8.819 8.083 K7Vk 160 0

Query : 2020RNAAS...4..222D

Basic data :
HD 168442 -- Variable Star
Other object types:
otypes_help
* (HD,AG,...), V* (2012A&A,NSV), NIR (2MASS)
ICRS coord. (ep=J2000) :
18 19 50.8411531752 -01 56 19.004199720 (Optical) [ 0.0153 0.0149 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) :
18 17 14.7935698164 -01 57 40.028058835 [ 0.0153 0.0149 90 ]
Gal coord. (ep=J2000) :
027.5808319048294 +06.1304416348984 [ 0.0153 0.0149 90 ]
Proper motions mas/yr :
-0.414 -0.108 [0.019 0.017 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz :
V(km/s) -14.468 [0.0016] / z(spectroscopic) -0.000048 [0.000000] / cz -14.47 [0.00]
   (Opt) A 2018A&A...616A...7S
Parallaxes (mas):
52.3963 [0.0171] A 2020yCat.1350....0G
Spectral type:
K7Vk C 2006AJ....132..161G
Fluxes (9) :
U 12.279 [~] C 2010MNRAS.403.1949K
B 11.021 [~] C 2010MNRAS.403.1949K
V 9.656 [~] C 2010MNRAS.403.1949K
R 8.819 [~] C 2010MNRAS.403.1949K
G 9.063088 [0.002781] C 2020yCat.1350....0G
I 8.083 [~] C 2010MNRAS.403.1949K
J 7.084 [0.029] C 2003yCat.2246....0C
H 6.455 [0.042] C 2003yCat.2246....0C
K 6.280 [0.023] C 2003yCat.2246....0C
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Identifiers (30) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

HD 168442 GSC 05102-00100 PLX 4204.00 WEB 15328
AG-01 2198 HIC 89825 PPM 180297 YZ 91 4545
BD-01 3474 HIP 89825 SAO 142227 [RHG95] 2892
CNS5 4536 Karmn J18198-019 TIC 167913198 Gaia DR2 4270814637616488064
DO 4729 2MASS J18195084-0156190 TYC 5102-100-1 Gaia DR3 4270814637616488064
GCRV 10798 MCC 63 UBV M 22839 Gaia DR1 4270814633314361856
GEN# +1.00168442 NSV 10635 UGP 449
GJ 710 PLX 4204 VVO 8

References (160 between 1850 and 2026) (Total 160)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 8    Distance : 3    Var : 1    Rot : 3    Fe/H : 13    Plx : 6    PM : 4    SpT : 8   

   


External archives :

Link by name to the catalogue in VizieR :

HD 168442 AG-01 2198 BD-01 3474 DO 4729 GJ 710
GSC 05102-00100 HIC 89825 HIP 89825 2MASS J18195084-0156190 NSV 10635
PLX 4204 PPM 180297 SAO 142227 TYC 5102-100-1 Gaia DR2 4270814637616488064
Gaia DR3 4270814637616488064 Gaia DR1 4270814633314361856

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