BD+38 4955

Query : BD+38 4955


Basic data :
BD+38 4955 -- Spectroscopic Binary
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,ASCC,...), PM* (2016ApJ,Ci,...), SB* (2004A&A,SBC9), Pe* (1994A&A), 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 13 38.8205905578 +39 25 02.589638688 (Optical) [ 0.0679 0.0682 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 11 15.5532711125 +39 08 57.773755950 [ 0.0679 0.0682 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) : 		103.0849329355215 -19.6559910701061 [ 0.0679 0.0682 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 : 		175.686 -315.198 [0.110 0.091 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) -54.67 [1.08] / z(~) -0.000182 [0.000004] / cz -54.67 [1.08]
   B 2002AJ....124.1144L
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): 		11.8862 [0.0987] 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: 		F6 D 2007MNRAS.374..664C
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 (9) :
U 11.52 [~] C 2002yCat.2237....0D
B 11.67 [~] C 2002yCat.2237....0D
V 11.01 [~] C 2002yCat.2237....0D
R 10.38 [~] C 2002yCat.2237....0D
G 10.793494 [0.002763] C 2020yCat.1350....0G
I 9.92 [~] C 2002yCat.2237....0D
J 9.540 [0.021] C 2003yCat.2246....0C
H 9.217 [0.053] C 2003yCat.2246....0C
K 9.088 [0.022] 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 13 38.821 +39 25 2.59
FoV: 3.98'
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1
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

: 1 		: 43 Display criteria :
1 parents43 siblings1 children43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings43 siblings1 childrenChildrenSiblings43 siblingsParents1 parents

The link on the acronym of the identifiers give access to the information for this acronym in the dictionary of nomenclature.
Identifiers (34) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

BD+38 4955 HIP 114661 PLX 5617.00 uvby98 003804955
ASCC 545215 JP11 161 Ross 785 VVO 354
Ci 20 1407 LFT 1770 SBC9 1705 WEB 20336
GCRV 14568 LHS 6420 TIC 374319094 WISEA J231338.97+392459.2
GEN# +0.03804955 LSPM J2313+3925 TYC 3221-3179-1 Gaia DR2 1918049553064444672
G 216-33 LTT 16828 UBV 19866 Gaia DR3 1918049351204470016
G 190-15 2MASS J23133881+3925026 UBV M 2891 Gaia DR1 1918049553064444672
GJ 893 NLTT 56189 UCAC2 45592254
HIC 114661 PLX 5617 USNO-B1.0 1294-00518438

References (121 between 1850 and 2024) (Total 121)
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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                Reference summaries :

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Collections of Measurements


velocities : 7    distance : 2    Fe_H : 22    PLX : 6    PM : 10    MK : 1   

   

External archives :

Link by name to the catalogue in VizieR :

BD+38 4955 G 216-33 G 190-15 GJ 893 HIC 114661
HIP 114661 LHS 6420 LSPM J2313+3925 2MASS J23133881+3925026 NLTT 56189
PLX 5617 TYC 3221-3179-1 UCAC2 45592254 USNO-B1.0 1294-00518438 uvby98 003804955
WISEA J231338.97+392459.2 Gaia DR2 1918049553064444672 Gaia DR3 1918049351204470016 Gaia DR1 1918049553064444672

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