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2883 Barabashov (1978 RG6)
Classification: Main-belt Asteroid          SPK-ID: 2002883
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08145147878664309 3.3507e-08  
a 2.245764968990648 6.5653e-09 au
q 2.06284409125912 7.6385e-08 au
i 1.406951097252669 3.3864e-06 deg
node 48.49948089900779 0.00014577 deg
peri 151.0270520394078 0.00014724 deg
M 318.5660086904791 2.0947e-05 deg
tp 2459141.981335747879
(2020-Oct-19.48133575)
7.1612e-05 TDB
period 1229.263202976363
3.37
5.3904e-06
1.476e-08
d
yr
n .2928583554183899 1.2842e-09 deg/d
Q 2.428685846722176 7.1e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2738  
   data-arc span      25529 days (69.89 yr)  
   first obs. used      1950-06-06  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4243  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:46:36  

Additional Information
 Earth MOID = 1.06013 au 
 Jupiter MOID = 2.527 au 
 T_jup = 3.626 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO502180  
diameter diameter 4.910 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.6840 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2017) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D. (2017) Minor Planet Bull. 44, 213-219.]
geometric albedo albedo 0.351   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2883 Barabashov (1978 RG6)          Discovered 1978-Sep-13 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1978 RG6 = 1940 LJ = 1950 JW = 1950 LL = 1975 WA2 = 1980 DU4 = 1981 QV1 = 1983 AV2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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