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212268 (2005 JH132)
Classification: Main-belt Asteroid          SPK-ID: 2212268
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17817257089477 5.6992e-08  
a 2.620786719139376 2.3952e-08 au
q 2.153834411623444 1.487e-07 au
i 12.85448893998015 7.6533e-06 deg
node 8.983689475204953 2.4466e-05 deg
peri 287.8705063377882 3.4122e-05 deg
M 149.610143391501 2.9077e-05 deg
tp 2458356.472393113386
(2018-Aug-25.97239311)
0.00011967 TDB
period 1549.693979454816
4.24
2.1245e-05
5.817e-08
d
yr
n .232303928887075 3.1846e-09 deg/d
Q 3.087739026655308 2.822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      6280 days (17.19 yr)  
   first obs. used      2002-11-13  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:43:27  

Additional Information
 Earth MOID = 1.17981 au 
 Jupiter MOID = 2.29775 au 
 T_jup = 3.347 
[ 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 MPO264516  
diameter diameter 3.002 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.113   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212268 (2005 JH132)          Discovered 2005-May-13 by Siding Spring Survey at Siding Spring
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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