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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390735470731943 4.4832e-08  
a 2.216203180185823 9.4216e-09 AU
q 1.907987942882487 9.9625e-08 AU
i 3.092362393288799 6.1269e-06 deg
node 202.6335004016402 8.9231e-05 deg
peri 86.37890431061352 9.2789e-05 deg
M 74.83687032304135 2.7318e-05 deg
tp 2456749.989517333660
(2014-Apr-02.48951733)
9.1159e-05 JED
period 1205.071422289502
3.30
7.6846e-06
2.104e-08
d
yr
n .2987374800707164 1.905e-09 deg/d
Q 2.52441841748916 1.0732e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1302  
   data-arc span      15784 days (43.21 yr)  
   first obs. used      1971-07-28  
   last obs. used      2014-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5237  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:00:43  

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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