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212669 (2006 UL278)
Classification: Outer Main-belt Asteroid          SPK-ID: 2212669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04805924310163529 7.0806e-08  
a 3.44727001050849 7.1001e-08 au
q 3.281596823036485 2.3649e-07 au
i 8.836981536129525 7.5167e-06 deg
node 228.2536930596607 4.4814e-05 deg
peri 191.538954898119 9.45e-05 deg
M 321.6411453934764 8.8025e-05 deg
tp 2458849.600448026520
(2020-Jan-01.10044803)
0.00057547 TDB
period 2337.821663587846
6.40
7.2226e-05
1.977e-07
d
yr
n .1539895046774053 4.7574e-09 deg/d
Q 3.612943197980494 7.4414e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6483 days (17.75 yr)  
   first obs. used      2000-12-16  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58432  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:31:02  

Additional Information
 Earth MOID = 2.2937 au 
 Jupiter MOID = 1.68552 au 
 T_jup = 3.116 
[ 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 14.5   n/a MPO454526  
diameter diameter 7.308 km 0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212669 (2006 UL278)          Discovered 2006-Oct-28 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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