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101138 (1998 RY65)
Classification: Main-belt Asteroid          SPK-ID: 2101138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2372731917641273 3.7166e-08  
a 2.338697578456786 8.3095e-09 au
q 1.783787339445309 8.9601e-08 au
i 5.255305980143839 5.283e-06 deg
node 186.0108751460452 4.3911e-05 deg
peri 114.0604978611038 4.5751e-05 deg
M 64.22161793221092 1.1418e-05 deg
tp 2458767.455816687041
(2019-Oct-10.95581669)
4.1178e-05 TDB
period 1306.349928480804
3.58
6.9623e-06
1.906e-08
d
yr
n .2755770044085015 1.4687e-09 deg/d
Q 2.893607817468263 1.0281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      8169 days (22.37 yr)  
   first obs. used      1997-04-07  
   last obs. used      2019-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62842  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:16:32  

Additional Information
 Earth MOID = .776427 au 
 Jupiter MOID = 2.36402 au 
 T_jup = 3.522 
[ 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 16.5   n/a MPO436472  
diameter diameter 3.170 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101138 (1998 RY65)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 RY65 = 2001 JG5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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