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212233 (2005 JR30)
Classification: Main-belt Asteroid          SPK-ID: 2212233
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .279647075881848 5.4223e-08  
a 2.633015683936831 2.0457e-08 au
q 1.896700547172853 1.532e-07 au
i 11.63859477044515 4.1803e-06 deg
node 211.1864209214773 2.5755e-05 deg
peri 105.8577287068517 2.9454e-05 deg
M 38.81248580996334 9.1791e-06 deg
tp 2458432.252912900799
(2018-Nov-09.75291290)
3.9349e-05 TDB
period 1560.553262480392
4.27
1.8187e-05
4.979e-08
d
yr
n .2306874162230162 2.6885e-09 deg/d
Q 3.36933082070081 2.6178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      6263 days (17.15 yr)  
   first obs. used      2001-06-21  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53326  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:30:16  

Additional Information
 Earth MOID = .922815 au 
 Jupiter MOID = 2.13959 au 
 T_jup = 3.314 
[ 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 15.6   n/a MPO310491  
diameter diameter 2.163 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.314   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212233 (2005 JR30)          Discovered 2005-May-04 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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