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9050 (1991 RF29)
Classification: Main-belt Asteroid          SPK-ID: 2009050
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04100820006632858 6.5307e-08  
a 2.383996460662871 1.7516e-08 AU
q 2.286233056846589 1.5486e-07 AU
i 10.0500837330159 7.014e-06 deg
node 276.9108065140404 4.0354e-05 deg
peri 8.745441413151537 0.00010787 deg
M 198.1973970622849 9.9983e-05 deg
tp 2457604.782252553823
(2016-Aug-04.28225255)
0.00037349 JED
period 1344.487708909834
3.68
1.4817e-05
4.057e-08
d
yr
n .2677599784767856 2.9509e-09 deg/d
Q 2.481759864479153 1.8234e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      890  
   data-arc span      22936 days (62.80 yr)  
   first obs. used      1951-12-27  
   last obs. used      2014-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5646  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:08:45  

Additional Information
 Earth MOID = 1.27152 AU 
 T_jup = 3.514 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO263430  

9050 (1991 RF29)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar (675)
Reference: 19980808/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 RF29 = 1971 BG3 = 1984 WZ2 = 1994 NH9 = 1995 WV8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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