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52329 (1992 ER12)
Classification: Main-belt Asteroid          SPK-ID: 2052329
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138772020235098 4.5925e-08  
a 2.38449153201352 9.3703e-09 au
q 2.112952308099068 1.0889e-07 au
i 2.373298516404868 5.3445e-06 deg
node 197.9186038972175 8.4886e-05 deg
peri 20.98365700674289 8.6814e-05 deg
M 197.7549277060548 1.8422e-05 deg
tp 2459606.623494053162
(2022-Jan-27.12349405)
6.9427e-05 TDB
period 1344.906534133803
3.68
7.9276e-06
2.17e-08
d
yr
n .2676765937730093 1.5778e-09 deg/d
Q 2.656030755927973 1.0437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      10573 days (28.95 yr)  
   first obs. used      1990-11-17  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:56:49  

Additional Information
 Earth MOID = 1.10542 au 
 Jupiter MOID = 2.3131 au 
 T_jup = 3.526 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO296518  
diameter diameter 4.867 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.108   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52329 (1992 ER12)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 ER12 = 1996 HM17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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