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11882 (1990 RA3)
Classification: Main-belt Asteroid          SPK-ID: 2011882
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 .1005895966983739 3.9119e-08  
a 2.697348849433094 1.1823e-08 au
q 2.426023616513797 1.0608e-07 au
i 1.141063774047232 4.2232e-06 deg
node 233.564518559023 0.00018963 deg
peri 149.4437390465885 0.00019048 deg
M 230.2471711524527 1.9371e-05 deg
tp 2459583.701238430207
(2022-Jan-04.20123843)
8.8551e-05 TDB
period 1618.09532554822
4.43
1.0639e-05
2.913e-08
d
yr
n .2224838019836871 1.4628e-09 deg/d
Q 2.968674082352392 1.3013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1392  
   data-arc span      10899 days (29.84 yr)  
   first obs. used      1990-09-14  
   last obs. used      2020-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:56:40  

Additional Information
 Earth MOID = 1.42927 au 
 Jupiter MOID = 2.46659 au 
 T_jup = 3.361 
[ 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 MPO337359  
diameter diameter 3.298 km 0.528 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.372   0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11882 (1990 RA3)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 19991026/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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