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392880 (2012 UO165)
Classification: Main-belt Asteroid          SPK-ID: 2392880
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1074937743473516 6.2456e-08  
a 2.718593025743316 2.8405e-08 au
q 2.42636120049178 1.746e-07 au
i 12.56122117781601 6.5001e-06 deg
node .02631430969638254 2.2682e-05 deg
peri 144.2774958694401 3.18e-05 deg
M 204.5342347218524 2.4565e-05 deg
tp 2459907.544897966798
(2022-Nov-24.04489797)
0.00011822 TDB
period 1637.248964829334
4.48
2.566e-05
7.025e-08
d
yr
n .2198810368693843 3.4461e-09 deg/d
Q 3.010824850994852 3.1458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      8030 days (21.98 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52992  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:32:11  

Additional Information
 Earth MOID = 1.44746 au 
 Jupiter MOID = 1.99564 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457654.5 (2016-Sep-23.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1058113965094298 6.192e-08  
q 2.432286193257912 1.7277e-07 au
tp 2458265.145681403599
(2018-May-26.64568140)
0.00010685 TDB
node .226336097945638 2.2707e-05 deg
peri 143.2225282998206 3.2259e-05 deg
i 12.55406343227645 6.492e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      8030 days (21.98 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52992  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:32:11  

Additional Information
 Jupiter MOID = 1.99564 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.834061677509223E-15 -1.058369154199091E-14 7.127769481575322E-13 2.0063779167279E-14 2.182465045011638E-13 -1.040546741862687E-14
q -1.058369154199091E-14 2.984854520580255E-14 -6.963679246100446E-13 -5.455542561489482E-14 -3.823075152200267E-13 3.155722846052217E-14
tp 7.127769481575322E-13 -6.963679246100446E-13 1.141586713818771E-8 -1.117676051611848E-11 2.459183595517994E-9 1.295631110927777E-11
node 2.0063779167279E-14 -5.455542561489482E-14 -1.117676051611848E-11 5.155940118943856E-10 -5.050719967648711E-10 -5.169469402482927E-11
peri 2.182465045011638E-13 -3.823075152200267E-13 2.459183595517994E-9 -5.050719967648711E-10 1.040637013965057E-9 5.292907366884382E-11
i -1.040546741862687E-14 3.155722846052217E-14 1.295631110927777E-11 -5.169469402482927E-11 5.292907366884382E-11 4.214638586833715E-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 16.74   n/a E2021B25  

392880 (2012 UO165)          Discovered 2005-Apr-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2012 UO165 = 2014 CE19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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