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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390735189602152 4.7982e-08  
a 2.21620319391121 1.2839e-08 AU
q 1.90798801700311 1.0948e-07 AU
i 3.092359791298788 6.3377e-06 deg
node 202.6334489858704 9.6403e-05 deg
peri 86.37898104785116 0.00010084 deg
M 74.83683440900539 3.5892e-05 deg
tp 2456749.989635225854
(2014-Apr-02.48963523)
0.00011897 JED
period 1205.071433484372
3.30
1.0472e-05
2.867e-08
d
yr
n .2987374772955056 2.596e-09 deg/d
Q 2.52441837081931 1.4625e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1244  
   data-arc span      15678 days (42.92 yr)  
   first obs. used      1971-07-28  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52124  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:13:28  

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 13.6 mag n/a MPO267732  

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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