BD-00 4470

Query : BD-00 4470


Basic data :
BD-00 4470 -- Chemically Peculiar 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: 		* (BD,AP,...), PM* (2016ApJ,Ci,...), ** (**,IDS,...), Pe* (2018ApJ), NIR (2MASS), MIR (WISEA)
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) : 		23 09 32.9443500338 +00 42 39.749975827 (Optical) [ 0.0794 0.0664 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) : 		23 07 00.0702968677 +00 27 27.644860615 [ 0.0794 0.0664 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) : 		077.4368697440933 -52.9162889661984 [ 0.0794 0.0664 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 : 		-221.851 -1295.241 [0.095 0.079 90] A 2020yCat.1350....0G
Syntax of radial velocity (or/and redshift) is : "value [error] (wavelength) quality bibcode"
  • value : radial velocity or/and redshift (Heliocentric frame) according to your Output Options
    (redshift may be not displayed if the data value is <0 and the database inside value is a radial velocity)
  • [error] : error of the corresponding value displayed before
  • (wavelength) : wavelength range of the measurement : Rad, mm, IR, Opt, UV, Xray, Gam or  '∼'(unknown)
  • quality : flag of quality ( A=best quality -> E=worst quality, ∼=unknown quality)
  • bibcode : bibcode of the value's origin
Radial velocity / Redshift / cz : 		V(km/s) -111.280 [0.110] / z(spectroscopic) -0.000371 [0.000000] / cz -111.26 [0.11]
   (Opt) A 2018ApJ...852...49H
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): 		13.7043 [0.0949] A 2020yCat.1350....0G
Spectral type is made of 3 parts: %coding is composed of 4 parts :
  • the spectral type, which is made of a temperature class, eventually a luminosity class (roman number) and/or spectral peculiarities;
  • a quality letter: A=best quality→E=worst quality, {� } =unknown quality %
  • a quality letter: A=best quality -> E=worst quality, {� } =unknown quality
  • bibcode : bibcode of the spectral type reference
Spectral type: 		sdG2 C 1947ApJ...105...96J
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 (6) :
B 10.66 [~] E ~
R 9.6 [~] E 2003AJ....125..984M
G 9.715055 [0.002832] C 2020yCat.1350....0G
J 8.465 [0.024] C 2003yCat.2246....0C
H 8.054 [0.047] C 2003yCat.2246....0C
K 7.977 [0.029] C 2003yCat.2246....0C
SIMBAD within arcmin
', {sourceSize:12, color:'#30a090'})); aladin.on('objectClicked', function(object) { var objName=object.data.MAIN_ID; aladin.showPopup(object.ra,object.dec,'',''+ objName+''); });" title="Show Simbad objects"> Overlay Simbad points in this preview
23 09 32.944 +00 42 39.75
FoV: 3.98'
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Some important notes on this object about identifications and objects associations.
notes:

  • HIP 114349 missed target
  • WDS J23095+0043A = WDS J23096+0045A

Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

The count displayed here is the number of children objects.
The list obtained by clicking the button may be larger, as some children may be linked with different references or probability.

%This number is the number of distinct objets linked, by using this button, you will obtain all links (may be more than one) from that object to his children

: 2 		Display criteria :
2 children2 children2 childrenChildren

The link on the acronym of the identifiers give access to the information for this acronym in the dictionary of nomenclature.
Identifiers (33) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

BD-00 4470 G 29-9 NLTT 55973 WDS J23096+0045AB
** GAU 20 HIC 114349 PLX 5603.2 WEB 20303
AP J23093293+0042385 HIP 114349 PLX 5603.20 WISEA J230932.78+004225.9
ASCC 1178898 IDS 23045+0012 A PM 23070+0027 [SMM2006] SPG 164
Ci 20 1404 LFT 1763 Ross 786 Gaia DR3 2651460165690234112
GCRV 14539 LHS 537 TIC 310997753 Gaia DR2 2651460165689243648
GEN# -0.00004470 LSPM J2309+0042 UBV 19822
G 157-24 LTT 16805 USNO-B1.0 0907-00566715
G 28-43 2MASS J23093293+0042385 uvby98 -000004470

References (95 between 1850 and 2024) (Total 95)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
Follow new references on this object
                Reference summaries :

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Collections of Measurements


velocities : 8    distance : 2    ROT : 2    Fe_H : 6    PLX : 3    PM : 7    MK : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD-00 4470 AP J23093293+0042385 G 157-24 G 28-43 G 29-9
HIC 114349 HIP 114349 LHS 537 LSPM J2309+0042 2MASS J23093293+0042385
NLTT 55973 USNO-B1.0 0907-00566715 uvby98 -000004470 WDS J23096+0045AB WISEA J230932.78+004225.9
Gaia DR3 2651460165690234112 Gaia DR2 2651460165689243648

Search by coordinates in Vizier (radius: 20 arcsec)

Annotations :
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Please, have a look at Best practices. The list of all annotations to SIMBAD objects can be found here .

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