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74662 (1999 RH93)
Classification: Main-belt Asteroid          SPK-ID: 2074662
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2371851224495912 4.001e-08  
a 2.580783697057115 9.3209e-09 au
q 1.968660199854714 1.0194e-07 au
i 4.343018696738795 6.0186e-06 deg
node 23.23457748542219 6.0997e-05 deg
peri 326.6175801841285 6.2701e-05 deg
M 3.909146307978169 1.4639e-05 deg
tp 2458984.056083565002
(2020-May-14.55608357)
6.1529e-05 TDB
period 1514.348517607978
4.15
8.204e-06
2.246e-08
d
yr
n .2377259896345695 1.2879e-09 deg/d
Q 3.192907194259515 1.1532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      9115 days (24.96 yr)  
   first obs. used      1995-11-16  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55641  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:42:51  

Additional Information
 Earth MOID = .964584 au 
 Jupiter MOID = 2.24254 au 
 T_jup = 3.381 
[ 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 15.6   n/a MPO436305  

74662 (1999 RH93)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RH93 = 1995 WD10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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