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14490 (1994 US2)
Classification: Main-belt Asteroid          SPK-ID: 2014490
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1495486668623665 2.6336e-08  
a 2.471773826981545 8.7848e-09 au
q 2.102123346371165 6.5962e-08 au
i 3.102314645248093 3.1293e-06 deg
node 55.75340593600871 8.6869e-05 deg
peri 19.00793634771837 8.8462e-05 deg
M 242.2785661686246 1.7725e-05 deg
tp 2459664.656635190442
(2022-Mar-26.15663519)
7.071e-05 TDB
period 1419.421962766003
3.89
7.567e-06
2.072e-08
d
yr
n .2536243692456852 1.3521e-09 deg/d
Q 2.841424307591924 1.0099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1848  
   data-arc span      12398 days (33.94 yr)  
   first obs. used      1986-09-14  
   last obs. used      2020-08-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50622  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:30:58  

Additional Information
 Earth MOID = 1.11693 au 
 Jupiter MOID = 2.41101 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 14.07   n/a E2020-QM5  

14490 (1994 US2)          Discovered 1994-Oct-31 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 US2 = 1986 RR16 = 1998 VA31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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