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6588 (1985 RC4)
Classification: Main-belt Asteroid          SPK-ID: 2006588
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06889622463399132 6.5176e-08  
a 2.900546019413655 2.8119e-08 AU
q 2.700709349298903 1.8864e-07 AU
i 2.778354813467208 6.0136e-06 deg
node 140.8260391403406 0.00013708 deg
peri 171.6327555657789 0.00015172 deg
M 2.569402249647355 7.0268e-05 deg
tp 2456987.622022364148
(2014-Nov-26.12202236)
0.00035209 JED
period 1804.338713233004
4.94
2.6238e-05
7.184e-08
d
yr
n .1995190799597455 2.9013e-09 deg/d
Q 3.100382689528408 3.0056e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1224  
   data-arc span      22268 days (60.97 yr)  
   first obs. used      1954-05-31  
   last obs. used      2015-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49129  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:55:25  

Additional Information
 Earth MOID = 1.6875 AU 
 T_jup = 3.282 
[ 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 12.6 mag n/a PDS3 (MPC 25720)  

6588 (1985 RC4)          Discovered 1985-Sep-10 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 RC4 = 1986 WF7 = 1988 FO 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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