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78444 (2002 RB19)
Classification: Main-belt Asteroid          SPK-ID: 2078444
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760105036001641 4.0432e-08  
a 3.109039677027733 2.0642e-08 au
q 2.56181603776119 1.2816e-07 au
i 5.811577782952333 4.6462e-06 deg
node 20.96281289410299 5.3378e-05 deg
peri 356.6076327188769 5.5662e-05 deg
M 64.55044043093696 1.4912e-05 deg
tp 2458641.466863866820
(2019-Jun-06.96686387)
8.294e-05 TDB
period 2002.340001788717
5.48
1.9942e-05
5.46e-08
d
yr
n .179789645953438 1.7905e-09 deg/d
Q 3.656263316294276 2.4275e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      8330 days (22.81 yr)  
   first obs. used      1997-12-31  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:50  

Additional Information
 Earth MOID = 1.56373 au 
 Jupiter MOID = 1.80727 au 
 T_jup = 3.188 
[ 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 14.4   n/a MPO324992  
diameter diameter 6.374 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78444 (2002 RB19)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RB19 = 2000 GP37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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