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357852 (2005 UJ220)
Classification: Main-belt Asteroid          SPK-ID: 2357852
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125396897668176 7.8968e-08  
a 3.183292578434299 6.2147e-08 au
q 2.82504581922029 2.1397e-07 au
i 6.046519192275489 8.3564e-06 deg
node 254.246151539557 7.9015e-05 deg
peri 224.8756288808206 9.3353e-05 deg
M 141.867708471305 4.9338e-05 deg
tp 2458182.987663477211
(2018-Mar-05.48766348)
0.00027771 TDB
period 2074.499153609237
5.68
6.075e-05
1.663e-07
d
yr
n .1735358625592437 5.0819e-09 deg/d
Q 3.541539337648308 6.9141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      5373 days (14.71 yr)  
   first obs. used      2004-08-22  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:33:15  

Additional Information
 Earth MOID = 1.84532 au 
 Jupiter MOID = 1.60177 au 
 T_jup = 3.180 
[ 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 16.0   n/a MPO471689  

357852 (2005 UJ220)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2005 UJ220 = 2010 RC91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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