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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2373249316472853 6.07e-08  
a 2.466143735546323 1.1692e-08 au
q 1.880866342075411 1.5228e-07 au
i 9.565596101290678 7.0047e-06 deg
node 343.6181060059624 2.9688e-05 deg
peri 318.0108806694063 3.1466e-05 deg
M 221.0815355173044 1.1424e-05 deg
tp 2459746.362774336738
(2022-Jun-15.86277434)
4.5901e-05 TDB
period 1414.57508541425
3.87
1.006e-05
2.754e-08
d
yr
n .254493383710753 1.8098e-09 deg/d
Q 3.051421129017235 1.4467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      8396 days (22.99 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5493  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:20  

Additional Information
 Earth MOID = .876351 au 
 Jupiter MOID = 2.25337 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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