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312872 (2011 UU163)
Classification: Main-belt Asteroid          SPK-ID: 2312872
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642865901375558 5.7163e-08  
a 2.298885515799097 1.6058e-08 au
q 1.921209453291847 1.2963e-07 au
i 1.675930352068367 6.4115e-06 deg
node 253.315890560935 0.00019078 deg
peri 188.0561475383061 0.0001921 deg
M 147.2247346228785 2.0416e-05 deg
tp 2458479.841788429925
(2018-Dec-27.34178843)
7.0356e-05 TDB
period 1273.134956876326
3.49
1.334e-05
3.652e-08
d
yr
n .2827665661488635 2.9628e-09 deg/d
Q 2.676561578306346 1.8696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5642 days (15.45 yr)  
   first obs. used      2004-11-09  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:28:36  

Additional Information
 Earth MOID = .937058 au 
 Jupiter MOID = 2.54672 au 
 T_jup = 3.574 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457071.5 (2015-Feb-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1637612060795471 5.7071e-08  
q 1.922551267616573 1.2933e-07 au
tp 2457207.372680793255
(2015-Jul-03.87268079)
6.8083e-05 TDB
node 253.4101138526827 0.00019096 deg
peri 188.1912283433305 0.00019229 deg
i 1.674842217502848 6.4086e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5642 days (15.45 yr)  
   first obs. used      2004-11-09  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:28:36  

Additional Information
 Jupiter MOID = 2.54672 au 
 T_jup = 3.574 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.257132858585153E-15 -7.3420689457178E-15 -9.225715798743E-13 -8.3271825456926E-15 -3.11313460314956E-13 6.339411022642981E-16
q -7.3420689457178E-15 1.672632666954254E-14 2.209398624434891E-12 1.721012523930648E-14 7.363989593221388E-13 -1.329417542019538E-15
tp -9.225715798743E-13 2.209398624434891E-12 4.635268179122761E-9 -8.107355690053578E-12 1.558317804618981E-9 -9.701982130581422E-13
node -8.3271825456926E-15 1.721012523930648E-14 -8.107355690053578E-12 3.646718749806719E-8 -3.645274302718395E-8 -1.85496895598571E-10
peri -3.11313460314956E-13 7.363989593221388E-13 1.558317804618981E-9 -3.645274302718395E-8 3.697530877205379E-8 1.850835425048472E-10
i 6.339411022642981E-16 -1.329417542019538E-15 -9.701982130581422E-13 -1.85496895598571E-10 1.850835425048472E-10 4.107053402414891E-11

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 18.0   n/a MPO471275  

312872 (2011 UU163)          Discovered 2004-Nov-09 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UU163 = 2009 FG33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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