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74699 (1999 RG144)
Classification: Main-belt Asteroid          SPK-ID: 2074699
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0764716131818428 3.4949e-08  
a 2.351042185407649 1.0786e-08 au
q 2.171254196830961 8.2648e-08 au
i 6.097624295806688 4.2565e-06 deg
node 222.293925343126 3.189e-05 deg
peri 33.67097490422299 4.3941e-05 deg
M 350.5949760037859 2.7943e-05 deg
tp 2459034.899051429310
(2020-Jul-04.39905143)		 0.00010211 TDB
period 1316.706743070145
3.60		 9.0613e-06
2.481e-08		 d
yr
n .2734093995452574 1.8815e-09 deg/d
Q 2.530830173984337 1.1611e-08 au
   Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1998-04-19  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55615  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:42:43  

Additional Information
 Earth MOID = 1.15974 au 
 Jupiter MOID = 2.48804 au 
 T_jup = 3.546 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO426453  

74699 (1999 RG144)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 RG144 = 2002 KF5 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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