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118770 (2000 RY4)
Classification: Main-belt Asteroid          SPK-ID: 2118770
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390701914641144 3.8904e-08  
a 2.78841437425698 1.5858e-08 au
q 2.400629053347774 1.0787e-07 au
i 2.200265453513058 4.4331e-06 deg
node 18.99838691161979 0.00010164 deg
peri 295.5489677098739 0.00010318 deg
M 168.1126658775137 2.0578e-05 deg
tp 2458406.295523715186
(2018-Oct-14.79552372)
9.4729e-05 TDB
period 1700.726176520506
4.66
1.4508e-05
3.972e-08
d
yr
n .2116742865312507 1.8057e-09 deg/d
Q 3.176199695166187 1.8063e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      9828 days (26.91 yr)  
   first obs. used      1994-04-15  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54545  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:47  

Additional Information
 Earth MOID = 1.38588 au 
 Jupiter MOID = 2.09605 au 
 T_jup = 3.315 
[ 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 15.43   n/a E2021B55  

118770 (2000 RY4)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2000 RY4 = 2002 AB79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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