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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04100819102819857 5.8436e-08  
a 2.383996457736694 1.5119e-08 AU
q 2.286233075587279 1.4231e-07 AU
i 10.05008194650191 6.2824e-06 deg
node 276.9108176363911 3.4264e-05 deg
peri 8.745445658709748 9.5827e-05 deg
M 198.1973839603311 9.237e-05 deg
tp 2457604.782300372966
(2016-Aug-04.28230037)
0.00034643 JED
period 1344.487706434447
3.68
1.279e-05
3.502e-08
d
yr
n .2677599789697687 2.5471e-09 deg/d
Q 2.481759839886108 1.5739e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1056  
   data-arc span      23145 days (63.37 yr)  
   first obs. used      1951-12-27  
   last obs. used      2015-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54408  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:04:01  

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 13.4 mag n/a MPO337334  

9050 (1991 RF29)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar
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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