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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08166948992520633 3.7353e-08  
a 2.245799083974917 7.0047e-09 au
q 2.06238581831219 8.3993e-08 au
i 1.407132169469985 3.7551e-06 deg
node 48.50626658728857 0.00015334 deg
peri 150.9787856021929 0.00015475 deg
M 201.4915351967054 2.0891e-05 deg
tp 2459141.758508393988
(2020-Oct-19.25850839)
7.1587e-05 TDB
period 1229.29121333453
3.37
5.7513e-06
1.575e-08
d
yr
n .2928516824125647 1.3701e-09 deg/d
Q 2.429212349637644 7.5768e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2457  
   data-arc span      25377 days (69.48 yr)  
   first obs. used      1950-06-06  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43142  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:41:11  

Additional Information
 Earth MOID = 1.05997 au 
 Jupiter MOID = 2.52761 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 13.1   n/a MPO416739  
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-January); 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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