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JPL Small-Body Database Browser
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437047 (2012 UJ9)
Classification: Main-belt Asteroid          SPK-ID: 2437047
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2443356855251864 5.1373e-08  
a 2.42772710120874 2.802e-08 au
q 1.834546735666829 1.3564e-07 au
i 2.820599630494262 9.4376e-06 deg
node 68.50936351528206 0.00010888 deg
peri 266.9254356912287 0.00011126 deg
M 292.9582022918095 2.1751e-05 deg
tp 2458857.800942514439
(2020-Jan-09.30094251)
8.5315e-05 TDB
period 1381.650589209687
3.78
2.392e-05
6.549e-08
d
yr
n .2605579173283764 4.5109e-09 deg/d
Q 3.02090746675065 3.4866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      6454 days (17.67 yr)  
   first obs. used      2001-12-18  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62806  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:20  

Additional Information
 Earth MOID = .826627 au 
 Jupiter MOID = 2.3643 au 
 T_jup = 3.466 
[ 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 17.1   n/a MPO434606  

437047 (2012 UJ9)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 UJ9 = 2001 YJ43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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