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312908 (2011 UA332)
Classification: Main-belt Asteroid          SPK-ID: 2312908
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 .06820473827012329 6.444e-08  
a 2.742637011010168 3.4134e-08 au
q 2.555576171504266 1.6994e-07 au
i 11.46274463359467 7.3282e-06 deg
node 257.459978189588 3.3152e-05 deg
peri 247.7802227858888 6.5136e-05 deg
M 240.6381498292304 5.8836e-05 deg
tp 2459550.564942329660
(2021-Dec-02.06494233)
0.00027571 TDB
period 1659.017340593899
4.54
3.0972e-05
8.48e-08
d
yr
n .2169959235453961 4.051e-09 deg/d
Q 2.929697850516069 3.6462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6448 days (17.65 yr)  
   first obs. used      2002-12-05  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 20:09:40  

Additional Information
 Earth MOID = 1.59463 au 
 Jupiter MOID = 2.22573 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457703.5 (2016-Nov-11.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06622884483749786 6.4561e-08  
q 2.561708494161019 1.6974e-07 au
tp 2457892.666556105901
(2017-May-19.16655611)
0.00027053 TDB
node 257.5006316637333 3.3197e-05 deg
peri 248.1899877515361 6.6526e-05 deg
i 11.45207374463352 7.3231e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6448 days (17.65 yr)  
   first obs. used      2002-12-05  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 20:09:40  

Additional Information
 Jupiter MOID = 2.22573 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.168138056514099E-15 -1.078086010935712E-14 5.593637091122484E-13 -2.599397801150452E-15 1.542401644093994E-13 2.099986569611639E-16
q -1.078086010935712E-14 2.881201668752189E-14 1.524094658251574E-12 1.077985701625194E-14 1.818838496184755E-13 1.545778494407512E-15
tp 5.593637091122484E-13 1.524094658251574E-12 7.318478107322691E-8 4.860695585475037E-11 1.563364419435824E-8 1.278222687795674E-11
node -2.599397801150452E-15 1.077985701625194E-14 4.860695585475037E-11 1.102018363416369E-9 -1.069058386436704E-9 -1.914864381115354E-12
peri 1.542401644093994E-13 1.818838496184755E-13 1.563364419435824E-8 -1.069058386436704E-9 4.425773219755148E-9 4.338515387583184E-12
i 2.099986569611639E-16 1.545778494407512E-15 1.278222687795674E-11 -1.914864381115354E-12 4.338515387583184E-12 5.362844701713915E-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 16.0   n/a MPO450245  

312908 (2011 UA332)          Discovered 2002-Dec-05 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UA332 = 2002 XM100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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