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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2372061405865874 3.3712e-08  
a 2.339138525428453 7.808e-09 au
q 1.784280503514169 8.1026e-08 au
i 5.254905918030135 4.5456e-06 deg
node 186.0057727074233 4.3706e-05 deg
peri 114.1104986292928 4.5139e-05 deg
M 119.2852964332397 1.0791e-05 deg
tp 2458767.521079870663
(2019-Oct-11.02107987)
3.8488e-05 TDB
period 1306.719402200574
3.58
6.5427e-06
1.791e-08
d
yr
n .2754990852617201 1.3794e-09 deg/d
Q 2.893996547342737 9.6601e-09 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      8683 days (23.77 yr)  
   first obs. used      1997-04-07  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62568  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:22  

Additional Information
 Earth MOID = .774964 au 
 Jupiter MOID = 2.36333 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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