IRAS 21257+5438

Query : IRAS 21257+5438

Basic data :
IRAS 21257+5438 -- Long-Period Variable Candidate
Other object types: otypes_help 		* (GSC,UCAC3,...), MIR (AKARI,WISEA,...), LP? (2022yCat), NIR (2MASS), IR (IRAS)
ICRS coord. (ep=J2000) : 		21 27 22.2303136776 +54 51 03.936991032 (Optical) [ 0.0488 0.0492 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		21 25 47.0785109249 +54 37 58.594485959 [ 0.0488 0.0492 90 ]
Gal coord. (ep=J2000) : 		096.3110967969095 +02.8953485393188 [ 0.0488 0.0492 90 ]
Proper motions mas/yr : 		2.622 -8.501 [0.076 0.068 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -2.06 [0.35] / z(spectroscopic) -0.000007 [0.000001] / cz -2.06 [0.35]
   (Opt) A 2022yCat.1355....0G
Parallaxes (mas): 		0.4268 [0.0538] A 2020yCat.1350....0G
Spectral type: 		M E 1997Ap.....40..390M
Fluxes (7) :
B 15.87 [0.17] D 2012yCat.1322....0Z
V 13.42 [0.17] D 2012yCat.1322....0Z
R 12.57 [0.05] E 2012yCat.1322....0Z
G 10.656094 [0.003644] C 2020yCat.1350....0G
J 6.488 [0.027] C 2003yCat.2246....0C
H 5.345 [0.021] C 2003yCat.2246....0C
K 4.895 [0.018] C 2003yCat.2246....0C
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Identifiers (12) :
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IRAS 21257+5438 2MASS J21272223+5451040 UCAC4 725-077316 [MK97] 59
AKARI-IRC-V1 J2127221+545103 TIC 316403698 WISEA J212722.24+545103.8 Gaia DR2 2176064804236341632
GSC 03970-01478 UCAC3 290-171299 WISE J212722.24+545103.8 Gaia DR3 2176064804236733312

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

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : IRAS 21257+5438

Link by name to the catalogue in VizieR :

IRAS 21257+5438 AKARI-IRC-V1 J2127221+545103 GSC 03970-01478 2MASS J21272223+5451040 UCAC3 290-171299
UCAC4 725-077316 WISEA J212722.24+545103.8 WISE J212722.24+545103.8 Gaia DR2 2176064804236341632 Gaia DR3 2176064804236733312

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