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14552 (1997 UX20)
Classification: Outer Main-belt Asteroid          SPK-ID: 2014552
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1298723746799802 4.1485e-08  
a 3.227990054897873 1.6945e-08 au
q 2.808763321024927 1.3482e-07 au
i 1.701754149378732 3.7599e-06 deg
node 68.28507821536122 0.00014428 deg
peri 319.4967813412566 0.00014504 deg
M 8.293513412120493 1.3322e-05 deg
tp 2459151.698546243277
(2020-Oct-29.19854624)
7.8497e-05 TDB
period 2118.345082404403
5.80
1.668e-05
4.567e-08
d
yr
n .169943982682645 1.3382e-09 deg/d
Q 3.647216788770819 1.9146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1762  
   data-arc span      18249 days (49.96 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48015  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:32:08  

Additional Information
 Earth MOID = 1.81254 au 
 Jupiter MOID = 1.79748 au 
 T_jup = 3.173 
[ show covariance matrix ]

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 13.54   n/a E2020-QM5  
diameter diameter 8.836 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14552 (1997 UX20)          Discovered 1997-Oct-24 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 UX20 = 1991 TA12 = 4052 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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