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JPL Small-Body Database Browser
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434057 (2001 UN144)
Classification: Main-belt Asteroid          SPK-ID: 2434057
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1558496192195822 1.1609e-07  
a 2.475368069700444 3.7842e-08 au
q 2.089582898609317 3.0145e-07 au
i 15.00676115257499 1.025e-05 deg
node 51.45938967398656 3.8973e-05 deg
peri 290.8056367669016 5.7455e-05 deg
M 221.4245631724566 5.5145e-05 deg
tp 2459148.072790295559
(2020-Oct-25.57279030)
0.00022458 TDB
period 1422.519091545236
3.89
3.262e-05
8.931e-08
d
yr
n .2530721746651173 5.8032e-09 deg/d
Q 2.86115324079157 4.3739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      6404 days (17.53 yr)  
   first obs. used      2001-10-23  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:07:59  

Additional Information
 Earth MOID = 1.13547 au 
 Jupiter MOID = 2.66325 au 
 T_jup = 3.418 
[ 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 16.9   n/a MPO434581  

434057 (2001 UN144)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

Alternate Designations
 2001 UN144 = 2005 UC132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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