UCAC2 25300330

Query : UCAC2 25300330

Basic data :
UCAC2 25300330 -- Star
Origin of the objects types :

(Ref) Object type as listed in the reference "Ref"
(acronym) Object type linked to the acronym according to the original reference
() Anterior to 2007, before we can link the objet type to a reference, or given by the CDS team in some particular cases

Other object types:
* (UCAC2,PPMX,...), NIR (DENIS,2MASS), MIR (WISEA,WISE)
Syntax of coordinates is : "ra dec (wtype) [error ellipse] quality bibcode" :
  • ra dec : right ascension and declination (unit and frame defined according to your Output Options)
    Grey values are increasing the original precision due to the computation of frame transformations
  • (wtype) : wavelength class for the origin of the coordinates (Rad, mm, IR, Optical, UV, Xray, Gam)
  • [error ellipse] : measurement uncertainty, on (ra,dec) if the positional angle is 90 degrees, on (majaxis,minaxis) otherwise (in mas at defined epoch in the original catalogue),
    position angle (in degrees North celestial pole to East)
  • quality : flag of quality
    • E ≥ 10"
    • D : 1-10" (and some old data)
    • C : 0.1-1"
    • B : 0.01-0.1" + 2MASS, Tyc
    • A : VLBI, Hipparcos
  • bibcode : bibcode of the coordinates reference
ICRS coord. (ep=J2000) :
08 49 26.3176738248 -17 17 11.454062496 (Optical) [ 0.0107 0.0078 90 ] A 2020yCat.1350....0G
Syntax of coordinates is : "ra dec (wtype) [error ellipse] quality bibcode" :
  • ra dec : right ascension and declination (unit and frame defined according to your Output Options)
    Grey values are increasing the original precision due to the computation of frame transformations
  • (wtype) : wavelength class for the origin of the coordinates (Rad, mm, IR, Optical, UV, Xray, Gam)
  • [error ellipse] : measurement uncertainty, on (ra,dec) if the positional angle is 90 degrees, on (majaxis,minaxis) otherwise (in mas at defined epoch in the original catalogue),
    position angle (in degrees North celestial pole to East)
  • quality : flag of quality
    • E ≥ 10"
    • D : 1-10" (and some old data)
    • C : 0.1-1"
    • B : 0.01-0.1" + 2MASS, Tyc
    • A : VLBI, Hipparcos
  • bibcode : bibcode of the coordinates reference
FK4 coord. (ep=B1950 eq=1950) :
08 47 07.9546049868 -17 05 59.893678161 [ 0.0107 0.0078 90 ]
Syntax of coordinates is : "ra dec (wtype) [error ellipse] quality bibcode" :
  • ra dec : right ascension and declination (unit and frame defined according to your Output Options)
    Grey values are increasing the original precision due to the computation of frame transformations
  • (wtype) : wavelength class for the origin of the coordinates (Rad, mm, IR, Optical, UV, Xray, Gam)
  • [error ellipse] : measurement uncertainty, on (ra,dec) if the positional angle is 90 degrees, on (majaxis,minaxis) otherwise (in mas at defined epoch in the original catalogue),
    position angle (in degrees North celestial pole to East)
  • quality : flag of quality
    • E ≥ 10"
    • D : 1-10" (and some old data)
    • C : 0.1-1"
    • B : 0.01-0.1" + 2MASS, Tyc
    • A : VLBI, Hipparcos
  • bibcode : bibcode of the coordinates reference
Gal coord. (ep=J2000) :
242.8830148135246 +16.4370824251387 [ 0.0107 0.0078 90 ]
Syntax of proper motions is : "pm-ra pm-dec [error ellipse] quality bibcode"
  • pm-ra : mu-ra*cos(dec) (expressed in the ICRS system in mas/yr)
  • pm-dec : mu-dec (expressed in the ICRS system in mas/yr)
  • [error ellipse] : error major axis and minor axis (in mas), orientation angle (in deg)
  • quality : flag of quality (A=best quality -> E=worst quality, {� } =unknown quality)
  • bibcode : bibcode of the proper motion reference
Proper motions mas/yr :
-8.067 0.313 [0.013 0.013 90] A 2020yCat.1350....0G
Syntax of parallax is : 'value quality [error] bibcode'
  • value : parallax value
  • quality : flag of quality (A=best quality -> E=worst quality, {� } =unknown quality)
  • [error] : mean error
  • bibcode : bibcode of the parallax reference
Parallaxes (mas):
1.0328 [0.0136] A 2020yCat.1350....0G
Syntax of fluxes (or magnitudes) is : "filter-name (System) flux-value [error] quality MultVarFlags bibcode"
  • filter-name : U, B, V, R, I, G, J, H, K, u, g, r, i, z
  • (System) : may be AB (default is Vega)
  • flux-value : value of flux or magnitude
  • [error] : error value
  • quality : flag of quality of the flux value ( A=best quality -> E=worst quality, {� } =unknown quality)
  • MultVarFlags : Mult is zero or one char (J) for joined photometry ; Var can be zero or two chars (V[0-4])
  • bibcode : bibcode of the flux reference
Fluxes (11) :
B 14.10 [0.03] D 2012yCat.1322....0Z
V 13.46 [0.04] D 2012yCat.1322....0Z
R 13.32 [0.07] E 2012yCat.1322....0Z
G 13.300054 [0.002760] C 2020yCat.1350....0G
I 12.70 [0.03] C 2005yCat.2263....0D
J 12.217 [0.026] C 2003yCat.2246....0C
H 11.953 [0.022] C 2003yCat.2246....0C
K 11.893 [0.019] C 2003yCat.2246....0C
g 13.72 [0.02] D 2012yCat.1322....0Z
r 13.28 [0.02] D 2012yCat.1322....0Z
i 13.22 [0.13] D 2012yCat.1322....0Z
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The link on the acronym of the identifiers give access to the information for this acronym in the dictionary of nomenclature.
Identifiers (14) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

UCAC2 25300330 RAVE J084926.3-171712 USNO-B1.0 0727-00265912 Gaia DR2 5706036474199851904
DENIS J084926.3-171711 TIC 114826949 USNO-B1.0 0727-00265913 Gaia DR3 5706036474199851904
2MASS J08492631-1717115 UCAC3 146-111818 WISEA J084926.30-171711.5
PPMX J084926.3-171711 UCAC4 364-049608 WISE J084926.31-171711.5

References (3 between 1850 and 2024) (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


velocities : 2    distance : 4    Fe_H : 3    PLX : 3    PM : 2   

   


External archives :

Link by name to the catalogue in VizieR :

UCAC2 25300330 DENIS J084926.3-171711 2MASS J08492631-1717115 RAVE J084926.3-171712 UCAC3 146-111818
UCAC4 364-049608 USNO-B1.0 0727-00265912 USNO-B1.0 0727-00265913 WISEA J084926.30-171711.5 WISE J084926.31-171711.5
Gaia DR2 5706036474199851904 Gaia DR3 5706036474199851904

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