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86122 (1999 RH144)
Classification: Main-belt Asteroid          SPK-ID: 2086122
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1024686212459662 3.624e-08  
a 3.012503547402257 2.1793e-08 au
q 2.703816462401365 1.1694e-07 au
i 9.792847357288986 6.3403e-06 deg
node 200.8284887238759 2.3557e-05 deg
peri 116.5224677753397 4.3552e-05 deg
M 10.48370736395385 3.4138e-05 deg
tp 2458944.883690610031
(2020-Apr-05.38369061)
0.00018112 TDB
period 1909.808304000369
5.23
2.0724e-05
5.674e-08
d
yr
n .1885005941412696 2.0455e-09 deg/d
Q 3.321190632403149 2.4026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      11739 days (32.14 yr)  
   first obs. used      1988-06-13  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:58:56  

Additional Information
 Earth MOID = 1.70924 au 
 Jupiter MOID = 2.00848 au 
 T_jup = 3.219 
[ 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 14.7   n/a MPO436377  
diameter diameter 7.574 km 0.474 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.049   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

86122 (1999 RH144)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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