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6045 (1991 RG9)
Classification: Main-belt Asteroid          SPK-ID: 2006045
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390735550504262 4.4154e-08  
a 2.216203177298562 9.0808e-09 AU
q 1.907987922717601 9.7728e-08 AU
i 3.092362220216917 6.1128e-06 deg
node 202.6335021523552 8.4337e-05 deg
peri 86.37889888915461 8.8022e-05 deg
M 74.83687615414952 2.692e-05 deg
tp 2456749.989498304034
(2014-Apr-02.48949830)
8.9893e-05 JED
period 1205.071419934558
3.30
7.4066e-06
2.028e-08
d
yr
n .2987374806545076 1.8361e-09 deg/d
Q 2.524418431879523 1.0344e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1375  
   data-arc span      15881 days (43.48 yr)  
   first obs. used      1971-07-28  
   last obs. used      2015-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5152  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:15:27  

Additional Information
 Earth MOID = .896073 AU 
 T_jup = 3.639 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO319160  

6045 (1991 RG9)          Discovered 1991-Sep-11 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 RG9 = 1971 OF1 = 1980 FO9 = 1990 DS9 = 1993 BY6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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