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359727 (2011 UU28)
Classification: Main-belt Asteroid          SPK-ID: 2359727
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120681072470744 4.4511e-08  
a 2.623495628770975 3.5632e-08 au
q 2.306889362668585 1.283e-07 au
i 13.98884162747245 1.0577e-05 deg
node 27.47872704967925 2.4011e-05 deg
peri 52.52097559103412 7.2198e-05 deg
M 338.9148241264664 6.6062e-05 deg
tp 2459091.406235015795
(2020-Aug-29.90623502)
0.00028587 TDB
period 1552.097302957033
4.25
3.162e-05
8.657e-08
d
yr
n .2319442210962762 4.7253e-09 deg/d
Q 2.940101894873365 3.9932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1996-04-12  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56717  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:45:52  

Additional Information
 Earth MOID = 1.34746 au 
 Jupiter MOID = 2.41565 au 
 T_jup = 3.351 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457663.5 (2016-Oct-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118752200187432 4.4552e-08  
q 2.312140235155383 1.2874e-07 au
tp 2457535.733136677241
(2016-May-27.23313668)
0.00027613 TDB
node 27.51845218154813 2.3981e-05 deg
peri 51.86332561095205 7.3664e-05 deg
i 13.99916906945309 1.0588e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1996-04-12  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56717  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:45:52  

Additional Information
 Jupiter MOID = 2.41565 au 
 T_jup = 3.351 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.9848862938241E-15 -5.571865335219868E-15 -3.463640693101741E-12 1.924651114768045E-14 -7.874975915485961E-13 -8.212021470290723E-15
q -5.571865335219868E-15 1.657526812877574E-14 1.339319029829203E-11 -6.913996787586003E-14 3.145527790680756E-12 2.891793667806098E-14
tp -3.463640693101741E-12 1.339319029829203E-11 7.624965859933341E-8 -2.724618941492894E-10 1.926254262086668E-8 8.40064836513004E-11
node 1.924651114768045E-14 -6.913996787586003E-14 -2.724618941492894E-10 5.750941648648914E-10 -6.249033289730641E-10 -1.565249566523466E-10
peri -7.874975915485961E-13 3.145527790680756E-12 1.926254262086668E-8 -6.249033289730641E-10 5.426370271327342E-9 1.724569145024929E-10
i -8.212021470290723E-15 2.891793667806098E-14 8.40064836513004E-11 -1.565249566523466E-10 1.724569145024929E-10 1.121091504800889E-10

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 16.4   n/a MPO455596  
diameter diameter 3.307 km 0.614 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359727 (2011 UU28)          Discovered 2009-Apr-01 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 UU28 = 2009 HA90 = 2010 HA12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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