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Object query : Alnitak

C.D.S. - SIMBAD4 rel 1.221 - 2014.04.24CEST00:54:19

Available data : Basic data  •  Identifiers  •  Plot & images  •  Bibliography  •  Measurements  •  External archives  •  Notes  •  Annotations

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Basic data :
* zet Ori -- Double or multiple star	with radius arcmin

Other object types: * (*,BD,CSI,GEN#,GSC,HD,HIC,HIP,JP11,PLX,PPM,TYC,UBV,uvby98) , X (2E,1ES,1RXS,XSS) , ** (CCDM,**,ADS,WDS) , IR (IRC,2MASS,[KSP2003]) , V* (AAVSO) , UV (EUVE) ICRS coord. (ep=J2000) : 05 40 45.52666 -01 56 33.2649 ( Optical ) [ 5.19 2.29 0 ] A 2007A&A...474..653V FK5 coord. (ep=J2000 eq=2000) : 05 40 45.527 -01 56 33.26 ( Optical ) [ 5.19 2.29 90 ] A 2007A&A...474..653V FK4 coord. (ep=B1950 eq=1950) : 05 38 14.05 -01 58 02.9 ( Optical ) [ 29.95 13.20 0 ] A 2007A&A...474..653V Gal coord. (ep=J2000) : 206.4522 -16.5852 ( Optical ) [ 5.19 2.29 0 ] A 2007A&A...474..653V Proper motions mas/yr [error ellipse]: 3.19 2.03 [0.59 0.26 0] A 2007A&A...474..653V Radial velocity / Redshift / cz : V(km/s) 18.50 [1.3] / z(~) 0.000062 [0.000004] / cz 18.50 [1.30]   (~) B 2007AN....328..889K Parallaxes mas: 4.43 [0.64] A 2007A&A...474..653V Spectral type: O9.7Ib C 2010ApJ...719.1767L Fluxes (5) : B 1.59 [~] C ~ V 1.79 [~] C ~ J 2.25 [0.31] E 2003yCat.2246....0C H 2.35 [0.23] D 2003yCat.2246....0C K 2.40 [0.28] D 2003yCat.2246....0C

essential notes:

HR 1948 + HR 1949

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

: 2

Display criteria : All >=90% stars galaxies radio IR <2 arcsec #ref>50

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Identifiers (32) :

CCDM J05408-0156AB	2E 1500	HIP 26727	1RXS J054045.4-015631
* zet Ori	2E 0538.2-0157	IRC +00081	TYC 4771-1188-1
* 50 Ori	1ES 0538-01.9	JP11 1219	UBV 5783
** STF 774AB	EUVE J0540-01.9	2MASS J05404553-0156336	uvby98 100037742 AB
** STF 774	GEN# +1.00037742J	NAME Alnitak	WDS J05407-0157AB
ADS 4263 AB	GSC 04771-01188	PLX 1301.00	XSS J05421-0225
BD-02 1338	HD 37742J	PLX 1301	[KSP2003] J054045.31-015636.8
CSI-02 1338 4	HIC 26727	PPM 400076	AAVSO 0535-02

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Plots and Images

plot radius arcmin

CDS portal

CDS Simplay (requires flash)

Aladin applet

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References (49 between 2009 and 2014) Simbad bibliographic survey began in 1950 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).

number of references only bibcodes reference summary number of references by 1st author number of references by year number of references by journal from: to:

                                  Sort reference summaries by : (not exhaustive, explanation here)

                                 

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Measurements (14 types) :

Einstein : 1    GEN : 1    Hbet1 : 6    IRC : 1    JP11 : 4    MK : 1    PLX : 5    PM : 1    pos : 1    posa : 1    UBV : 21    uvby1 : 2   
velocities : 1    XMM : 1   

   

einstein (1)

 | RA (1950) DEC (1950):Err |Count r. :  Err  |Hard. :err+ err- |     reference     |
 ------------------------------------------------------------------------------------
 |05 38 14.5 -01 57 55 :  31|  0.40200:0.01700|-0.122:0.0360.036|1994HEAO2.C......0M|

gen (1)

 | U-B  | V-B  | B1-B | B2-B | V1-B | G-B  |Wt : m.e | Vmag |Wt : m.e | Rem |     reference     |
 ------------------------------------------------------------------------------------------------
m| 0.157| 1.227| 0.770| 1.642| 1.920| 2.458|  1:0.000| 1.766|  1:0.000|D    |1976A&AS...26..275R|

hbet1 (6)

 | Hbet       |nmes |rrrr|     reference     |
 ---------------------------------------------
m| 2.562 0.00 |   12| AB |1998A&AS..129..431H|

irc (1)

 |  K-mag(mes)m.e :chi-2|  I-mag(mes)m.e :chi-2|     reference      R|
 ---------------------------------------------------------------------
m|   2.32(  3)0.06: 0.47|* -4.99(  1)0.01: 0.03|1969IRC...C......0N  |

jp11 (4)

 | U:360  ( nmes)| B:450  ( nmes)| V:555  ( nmes)| R:670  ( nmes)| I:870  ( nmes)|J:1200  ( nmes)|K:2200  ( nmes)|L:3500  ( nmes)|M:5000  ( nmes)|N:9000  ( nmes)|H:16200 ( nmes)|     reference     |
 -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
 |  0.50  (    7)|  1.56  (    7)|  1.77  (    7)|  1.85  (    4)|  2.05  (    4)|  2.21  (    9)|  2.34  (    9)|  2.33  (?    )|        (     )|        (     )|        (     )|1966CoLPL...4...99J|

mk (1)

 |ds/mss|           Spectral type            |     reference     |
 -----------------------------------------------------------------
m|  /   |O9.5Ib                              |1976AJ.....81..245E|

plx (5)

 | plx  :m.e R |     reference     |
 -----------------------------------
m| 0.022:011   |1952GCTP..C......0J|

pm (1)

 | pm-ra [ m.e ]| pm-de [ m.e ]|syst|     reference     |
 --------------------------------------------------------
 | +0.003[0.001]| +0.002[0.000]|ICRS|2007A&A...474..653V|

pos (1)

 |     ra           dec     |me.al me.de|equi  epoch |     reference     |
 -------------------------------------------------------------------------
 |05 40 45.53 -01 56 33.26  |0.106 0.058|2000 1991.25|1997A&A...323L..49P|

posa (1)

 |    alpha        delta    | MajAxis , MinAxis    PA  |equi  epoch |     reference     |
 ----------------------------------------------------------------------------------------
 |05 40 45.525 -01 56 33.28 |    0.001,    0.000    0  |2000 1991.25|2007A&A...474..653V|

ubv (21)

 |      V      B-V     U-B  |Q/nbm|  remarks  |     reference     |
 ------------------------------------------------------------------
 |     1.77   -0.21   -1.06 |7    |D          |1966CoLPL...4...99J|

uvby1 (2)

 | b-y     m.e |  m1     m.e |  c1     m.e | nbme|    |     reference     |
 --------------------------------------------------------------------------
m|-0.061       | 0.033       |-0.121       |    3| AB |1998A&AS..129..431H|

velocities (1)

 |typ|    Value    R   m.e.  |A (Nmes)|na,Q,dom , res D| Obs.date | Rem.  |Or|     Reference     |
 -------------------------------------------------------------------------------------------------
 |V  |    18.50       1.30   |B (    )|s , ,O   ,      |          |       |  |2007AN....328..889K|

xmm (1)

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External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Data at NED - NASA/IPAC Extragalactic Database

Catalogue information from VizieR :

Generic search by coordinates (radius: 5 arcsec)

CCDM J05408-0156AB	BD-02 1338	EUVE J0540-01.9	GSC 04771-01188	HD 37742J
HIC 26727	HIP 26727	IRC +00081	2MASS J05404553-0156336	PPM 400076
1RXS J054045.4-015631	TYC 4771-1188-1	WDS J05407-0157AB

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The list of all annotations to SIMBAD objects can be found here .

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