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58256 (1993 RL7)
Classification: Main-belt Asteroid          SPK-ID: 2058256
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1724459063878322 3.6743e-08  
a 3.119016322748468 2.0767e-08 au
q 2.581154725933664 1.1688e-07 au
i 1.050893408960751 4.242e-06 deg
node 159.6546508245179 0.00024852 deg
peri 108.2479336849316 0.00024884 deg
M 18.70395299125384 1.3571e-05 deg
tp 2458895.966425861417
(2020-Feb-16.46642586)		 7.5514e-05 TDB
period 2011.985739457707
5.51		 2.0094e-05
5.501e-08		 d
yr
n .1789277095458098 1.787e-09 deg/d
Q 3.656877919563271 2.4348e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1041  
   data-arc span      10630 days (29.10 yr)  
   first obs. used      1991-03-12  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:33:31  

Additional Information
 Earth MOID = 1.56539 au 
 Jupiter MOID = 1.4405 au 
 T_jup = 3.193 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO351246  
diameter diameter 6.347 km 0.403 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58256 (1993 RL7)          Discovered 1993-Sep-15 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 RL7 = 1999 VG56 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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