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192774 (1999 UY12)
Classification: Main-belt Asteroid          SPK-ID: 2192774
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2735290874253896 5.1928e-08  
a 2.687451566204759 2.0276e-08 au
q 1.952355391800837 1.3931e-07 au
i 9.387797379784757 7.0902e-06 deg
node 207.5352793813921 3.3403e-05 deg
peri 202.9010870373963 3.6082e-05 deg
M 271.3958055896304 1.8992e-05 deg
tp 2459596.560176345033
(2022-Jan-17.06017635)
8.8592e-05 TDB
period 1609.197673237072
4.41
1.8211e-05
4.986e-08
d
yr
n .2237139700033383 2.5318e-09 deg/d
Q 3.42254774060868 2.5822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7619 days (20.86 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55777  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:31  

Additional Information
 Earth MOID = .96516 au 
 Jupiter MOID = 1.98945 au 
 T_jup = 3.300 
[ 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 16.2   n/a MPO251483  

192774 (1999 UY12)          Discovered 1999-Oct-29 by CSS at Catalina
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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