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190922 (2001 UC154)
Classification: Main-belt Asteroid          SPK-ID: 2190922
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2442168003793723 4.3412e-08  
a 2.344589642910628 1.1246e-08 au
q 1.772001462116379 1.0199e-07 au
i 1.864521634643505 4.4985e-06 deg
node 62.04818273012405 0.00014964 deg
peri 287.6731034488918 0.0001499 deg
M 160.3946845948087 9.7042e-06 deg
tp 2458616.266896293077
(2019-May-12.76689629)		 3.3343e-05 TDB
period 1311.289821516315
3.59		 9.4345e-06
2.583e-08		 d
yr
n .2745388502929983 1.9753e-09 deg/d
Q 2.917177823704876 1.3992e-08 au
   Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      11130 days (30.47 yr)  
   first obs. used      1990-09-15  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55525  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:40  

Additional Information
 Earth MOID = .765273 au 
 Jupiter MOID = 2.51438 au 
 T_jup = 3.520 
[ 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 16.9   n/a MPO449948  

190922 (2001 UC154)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2001 UC154 = 1990 RE16 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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