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212823 (2007 UW19)
Classification: Main-belt Asteroid          SPK-ID: 2212823
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01200826903589067 5.3185e-08  
a 2.706652954886132 2.0579e-08 au
q 2.67415073801707 1.4097e-07 au
i 1.266521782503477 5.8255e-06 deg
node 210.784486873031 0.00023826 deg
peri 300.4570634668903 0.00033849 deg
M 171.4053091112448 0.00024256 deg
tp 2458226.093379133599
(2018-Apr-17.59337913)
0.0010927 TDB
period 1626.474611302544
4.45
1.8549e-05
5.078e-08
d
yr
n .2213376080378519 2.5243e-09 deg/d
Q 2.739155171755193 2.0826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      8065 days (22.08 yr)  
   first obs. used      1998-09-21  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54851  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:58:35  

Additional Information
 Earth MOID = 1.68184 au 
 Jupiter MOID = 2.22591 au 
 T_jup = 3.364 
[ 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 16.7   n/a MPO437021  

212823 (2007 UW19)          Discovered 2007-Oct-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 UW19 = 1998 SU20 = 2005 EF317 = 2005 GM213 = 2005 GP35 = 2008 YX143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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