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442689 (2012 UT48)
Classification: Main-belt Asteroid          SPK-ID: 2442689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1039226568110413 7.1081e-08  
a 2.297831541471566 2.9158e-08 au
q 2.05903478277763 1.7632e-07 au
i 7.168055458312522 7.3083e-06 deg
node 41.72958565946958 4.4409e-05 deg
peri 227.5303036715555 6.7169e-05 deg
M 180.4070878587262 4.4818e-05 deg
tp 2459635.191085643633
(2022-Feb-24.69108564)
0.00016146 TDB
period 1272.259512401977
3.48
2.4217e-05
6.63e-08
d
yr
n .2829611384239792 5.386e-09 deg/d
Q 2.536628300165502 3.2189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5141 days (14.08 yr)  
   first obs. used      2005-10-11  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:41  

Additional Information
 Earth MOID = 1.05111 au 
 Jupiter MOID = 2.53061 au 
 T_jup = 3.576 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO503572  

442689 (2012 UT48)          Discovered 2005-Oct-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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