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70378 (1999 RG211)
Classification: Main-belt Asteroid          SPK-ID: 2070378
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2372942537593074 6.3068e-08  
a 2.466262437294261 1.2865e-08 au
q 1.881032532661909 1.5718e-07 au
i 9.564596313331148 7.0811e-06 deg
node 343.6221825946822 3.6451e-05 deg
peri 317.9761632128767 3.8443e-05 deg
M 170.2320035827708 1.1767e-05 deg
tp 2458331.546285781704
(2018-Aug-01.04628578)
4.6243e-05 TDB
period 1414.677217268918
3.87
1.1069e-05
3.031e-08
d
yr
n .2544750106989014 1.9911e-09 deg/d
Q 3.051492341926614 1.5917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      7959 days (21.79 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:20:43  

Additional Information
 Earth MOID = .878477 au 
 Jupiter MOID = 2.25351 au 
 T_jup = 3.429 
[ 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 15.4   n/a MPO453107  
diameter diameter 4.478 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70378 (1999 RG211)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RG211 = 1998 FM48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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