BD-18 3447

Query : BD-18 3447

Basic data :
BD-18 3447 -- Spectroscopic Binary
Other object types: otypes_help 		* (BD,PPM,...), PM* (LTT,NLTT), SB* (2022yCat), NIR (2MASS)
ICRS coord. (ep=J2000) : 		12 42 38.8333601256 -19 29 38.212965312 (Optical) [ 0.0229 0.0130 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 40 01.5313870441 -19 13 17.387248482 [ 0.0229 0.0130 90 ]
Gal coord. (ep=J2000) : 		300.0834605754515 +43.3291752151127 [ 0.0229 0.0130 90 ]
Proper motions mas/yr : 		-188.887 105.061 [0.035 0.020 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -6.67 [0.73] / z(spectroscopic) -0.000022 [0.000002] / cz -6.67 [0.73]
   (Opt) A 2020AJ....160...83S
Parallaxes (mas): 		15.2206 [0.0299] A 2020yCat.1350....0G
Spectral type: 		G0 D ~
Fluxes (6) :
B 10.47 [0.05] D 2000A&A...355L..27H
V 9.65 [0.03] D 2000A&A...355L..27H
G 9.483698 [0.002758] C 2020yCat.1350....0G
J 8.300 [0.023] C 2003yCat.2246....0C
H 7.922 [0.026] C 2003yCat.2246....0C
K 7.852 [0.038] C 2003yCat.2246....0C
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Identifiers (14) :
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BD-18 3447 PPM 226229 TIC 286914208 Gaia DR3 3515820993980196224
LTT 4849 RAVE J124238.9-192938 TYC 6107-1027-1 Gaia DR1 3515820989684385920
2MASS J12423885-1929383 Ross 703 YZ 109 5493
NLTT 31618 SAO 157458 Gaia DR2 3515820993980196224

References (11 between 1850 and 2026) (Total 11)
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 : 3    Distance : 4    Var : 1    Fe/H : 4    Plx : 4    PM : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD-18 3447 2MASS J12423885-1929383 NLTT 31618 PPM 226229 RAVE J124238.9-192938
SAO 157458 TYC 6107-1027-1 Gaia DR2 3515820993980196224 Gaia DR3 3515820993980196224 Gaia DR1 3515820989684385920

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