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135760 (2002 RY18)
Classification: Main-belt Asteroid          SPK-ID: 2135760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08054566224267046 9.2154e-08  
a 2.646951887641158 2.2298e-08 au
q 2.433751394926615 2.4567e-07 au
i 29.55780132092806 8.9124e-06 deg
node 359.4755245344069 8.1364e-06 deg
peri 167.0134696320763 3.0773e-05 deg
M 277.5409270770161 3.5244e-05 deg
tp 2459560.791025992677
(2021-Dec-12.29102599)
0.00015672 TDB
period 1572.959345280378
4.31
1.9876e-05
5.442e-08
d
yr
n .228867962214135 2.892e-09 deg/d
Q 2.860152380355702 2.4094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      9091 days (24.89 yr)  
   first obs. used      1996-03-22  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48096  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:29  

Additional Information
 Earth MOID = 1.44124 au 
 Jupiter MOID = 2.10589 au 
 T_jup = 3.203 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.84   n/a MPCxxxxx  
diameter diameter 6.908 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135760 (2002 RY18)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2002 RY18 = 1996 FG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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