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78008 (2002 JJ52)
Classification: Main-belt Asteroid          SPK-ID: 2078008
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2114169508153837 4.3436e-08  
a 2.177359233292814 1.0375e-08 au
q 1.717028583360325 9.4712e-08 au
i 4.836998114299564 5.3184e-06 deg
node 42.90718746917611 5.7424e-05 deg
peri 292.88259791375 5.8863e-05 deg
M 146.934057793191 1.6323e-05 deg
tp 2458521.524246210330
(2019-Feb-07.02424621)
5.1368e-05 TDB
period 1173.528274887619
3.21
8.3874e-06
2.296e-08
d
yr
n .306767214479323 2.1925e-09 deg/d
Q 2.637689883225302 1.2568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      755  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      1999-06-15  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:16:58  

Additional Information
 Earth MOID = .714952 au 
 Jupiter MOID = 2.75049 au 
 T_jup = 3.650 
[ 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 15.8   n/a MPO449491  
diameter diameter 1.591 km 0.339 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78008 (2002 JJ52)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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