EM* AS 446

Query : EM* AS 446

Basic data :
EM* AS 446 -- Emission-line Star
Other object types: otypes_help 		* (ALS,CSI,...), Em* (EM*,[KW97]), EmO (MHA), NIR (2MASS), MIR (WISE), IR (IRAS)
ICRS coord. (ep=J2000) : 		20 50 55.8626784000 +49 00 37.395748368 (Optical) [ 0.0106 0.0122 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 49 18.5633733512 +48 49 20.210939608 [ 0.0106 0.0122 90 ]
Gal coord. (ep=J2000) : 		088.2107928711798 +03.0625957397462 [ 0.0106 0.0122 90 ]
Proper motions mas/yr : 		-2.399 -3.782 [0.014 0.014 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -20.07 [1.41] / z(spectroscopic) -0.000067 [0.000005] / cz -20.07 [1.41]
   (Opt) B 2024A&A...689A.234D
Parallaxes (mas): 		0.332 [0.0124] A 2020yCat.1350....0G
Spectral type: 		A0II D 1964LS....C03....0H
Fluxes (6) :
B 11.38 [0.07] D 2000A&A...355L..27H
V 10.32 [0.04] D 2000A&A...355L..27H
G 9.674435 [0.002807] C 2020yCat.1350....0G
J 7.372 [0.027] C 2003yCat.2246....0C
H 6.598 [0.020] C 2003yCat.2246....0C
K 5.655 [0.021] C 2003yCat.2246....0C
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Identifiers (16) :
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EM* AS 446 IRAS 20493+4849 TIC 366157451 [KW97] 50-24
ALS 11585 LS III +48 8 TYC 3583-403-1 Gaia DR3 2167312416803190144
CSI+48-20493 2MASS J20505586+4900373 UCAC3 279-185318 Gaia DR1 2167312412498901888
GSC 03583-00403 MHA 255-56 WISE J205055.95+490038.6 Gaia DR2 2167312416803190144

References (14 between 1850 and 2026) (Total 14)
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 : 2    Distance : 2    Plx : 3    PM : 2    SpT : 1   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : EM* AS 446

Link by name to the catalogue in VizieR :

ALS 11585 GSC 03583-00403 IRAS 20493+4849 LS III +48 8 2MASS J20505586+4900373
TYC 3583-403-1 UCAC3 279-185318 WISE J205055.95+490038.6 Gaia DR3 2167312416803190144 Gaia DR1 2167312412498901888
Gaia DR2 2167312416803190144

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