NGC 6940 84

Query : NGC 6940 84

Basic data :
NGC 6940 84 -- Spectroscopic Binary
Other object types: otypes_help 		* (2022ApJS,Cl*,...), SB* (2004A&A,SBC9), X ([BT97]), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 34 13.5741204984 +28 14 28.146005376 (Optical) [ 0.0060 0.0075 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 32 07.8672305290 +28 04 07.562595588 [ 0.0060 0.0075 90 ]
Gal coord. (ep=J2000) : 		069.7988514593880 -07.1350882831107 [ 0.0060 0.0075 90 ]
Proper motions mas/yr : 		-2.520 -9.153 [0.009 0.010 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 9.109 [0.715] / z(spectroscopic) 0.000030 [0.000002] / cz 9.11 [0.71]
   (Opt) A 2021A&A...647A..19T
Parallaxes (mas): 		0.9513 [0.0109] A 2020yCat.1350....0G
Spectral type: 		F4III D ~
Fluxes (6) :
B 11.3 [~] E ~
V 10.6 [~] E ~
G 10.630014 [0.002773] C 2020yCat.1350....0G
J 9.084 [0.024] C 2003yCat.2246....0C
H 8.646 [0.046] C 2003yCat.2246....0C
K 8.500 [0.018] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 1862 Display criteria :

Identifiers (15) :
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NGC 6940 84 GEN# +2.69400084 TIC 298099177 Gaia DR2 1857473441708170240
Cl* NGC 6940 MMU 84 GSC 02169-00976 TYC 2169-976-1 Gaia DR3 1857473441708170240
Cl* NGC 6940 LL 52 2MASS J20341356+2814281 UBV M 37641 Gaia DR1 1857473437402713344
Cl* NGC 6940 HOAG 6 SBC9 2481 [BT97] 12

References (18 between 1850 and 2026) (Total 18)
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 : 3    Distance : 2    Plx : 3    PM : 2   

   

External archives :

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

Link by name to the catalogue in VizieR :

GSC 02169-00976 2MASS J20341356+2814281 TYC 2169-976-1 Gaia DR2 1857473441708170240 Gaia DR3 1857473441708170240
Gaia DR1 1857473437402713344

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