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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391229073041426 4.7992e-08  
a 2.216484221204591 1.2804e-08 AU
q 1.90812049235685 1.0949e-07 AU
i 3.092104960484089 6.3373e-06 deg
node 202.6366943212449 9.6412e-05 deg
peri 86.42095556008266 0.00010084 deg
M 15.05271669693363 3.5592e-05 deg
tp 2456750.102640818982
(2014-Apr-02.60264082)
0.00011893 JED
period 1205.300655719001
3.30
1.0444e-05
2.859e-08
d
yr
n .2986806638591334 2.5881e-09 deg/d
Q 2.524847950052332 1.4585e-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 = .894295 AU 
 T_jup = 3.638 
[ 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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