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385055 (2012 UY42)
Classification: Main-belt Asteroid          SPK-ID: 2385055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0147307585998517 5.3305e-08  
a 3.141868551791263 3.9807e-08 au
q 3.095586444602361 1.7377e-07 au
i 1.849337482540527 7.6348e-06 deg
node 32.05997341208867 0.00018775 deg
peri 229.581555762501 0.00034375 deg
M 297.161276528155 0.0002894 deg
tp 2459555.562900932992
(2021-Dec-07.06290093)
0.0016344 TDB
period 2034.138144024335
5.57
3.8658e-05
1.058e-07
d
yr
n .1769791304772333 3.3634e-09 deg/d
Q 3.188150658980166 4.0393e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      7095 days (19.43 yr)  
   first obs. used      2001-11-12  
   last obs. used      2021-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60226  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:29:38  

Additional Information
 Earth MOID = 2.07862 au 
 Jupiter MOID = 1.79295 au 
 T_jup = 3.209 
[ 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 16.63   n/a E2021B25  

385055 (2012 UY42)          Discovered 2004-Apr-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2012 UY42 = 2004 GW62 = 2009 CZ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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