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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1721721578531923 3.2705e-08  
a 3.116511221522928 1.6515e-08 au
q 2.579934759539638 9.8491e-08 au
i 1.051877886566388 3.8467e-06 deg
node 159.6323161064232 0.00019083 deg
peri 108.0008997697221 0.00019123 deg
M 54.74089204602387 1.0825e-05 deg
tp 2458894.929912270046
(2020-Feb-15.42991227)		 6.0556e-05 TDB
period 2009.562275497729
5.50		 1.5974e-05
4.373e-08		 d
yr
n .179143490296082 1.424e-09 deg/d
Q 3.653087683506219 1.9359e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1265  
   data-arc span      10864 days (29.74 yr)  
   first obs. used      1991-03-12  
   last obs. used      2020-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52548  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:42:50  

Additional Information
 Earth MOID = 1.56241 au 
 Jupiter MOID = 1.4423 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457093.5 (2015-Mar-12.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1704280212996107 3.2761e-08  
q 2.586787641013057 9.8427e-08 au
tp 2456887.493111691183
(2014-Aug-17.99311169)		 6.4823e-05 TDB
node 159.6906900453994 0.00019119 deg
peri 108.5453894055719 0.0001916 deg
i 1.05029890998829 3.8429e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1265  
   data-arc span      10864 days (29.74 yr)  
   first obs. used      1991-03-12  
   last obs. used      2020-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52548  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:42:50  

Additional Information
 Jupiter MOID = 1.4423 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.073310574751127E-15 -3.196626639450791E-15 -8.785629321289639E-14 -2.7149764689145E-15 -2.255047108159832E-14 -2.155191771441968E-16
q -3.196626639450791E-15 9.687783767124716E-15 -2.941027401099429E-14 9.227518811242263E-15 1.570709114867888E-14 6.239350690017886E-16
tp -8.785629321289639E-14 -2.941027401099429E-14 4.202083065190701E-9 -3.387271238732067E-12 8.293630677599401E-10 2.347780379916989E-14
node -2.7149764689145E-15 9.227518811242263E-15 -3.387271238732067E-12 3.6552267598814E-8 -3.654618596472745E-8 -3.320573578517123E-11
peri -2.255047108159832E-14 1.570709114867888E-14 8.293630677599401E-10 -3.654618596472745E-8 3.670984086956925E-8 3.320441771205788E-11
i -2.155191771441968E-16 6.239350690017886E-16 2.347780379916989E-14 -3.320573578517123E-11 3.320441771205788E-11 1.476800027989074E-11

[ 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 14.51   n/a E2021B10  
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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