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213051 (1998 UZ17)
Classification: Main-belt Asteroid          SPK-ID: 2213051
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .241602268276107 7.7406e-08  
a 2.57560255957346 1.6064e-08 au
q 1.953331139002765 1.9214e-07 au
i 12.30236187973313 5.8591e-06 deg
node 223.2858516837522 2.4771e-05 deg
peri 181.4684786477758 2.7189e-05 deg
M 116.2528822957176 1.661e-05 deg
tp 2458712.951384591511
(2019-Aug-17.45138459)
6.6639e-05 TDB
period 1509.790536638776
4.13
1.4125e-05
3.867e-08
d
yr
n .2384436723265351 2.2308e-09 deg/d
Q 3.197873980144155 1.9946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      8260 days (22.61 yr)  
   first obs. used      1998-09-20  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:13  

Additional Information
 Earth MOID = .961668 au 
 Jupiter MOID = 2.21144 au 
 T_jup = 3.354 
[ 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 16.19   n/a E2021B55  
diameter diameter 2.796 km 0.546 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213051 (1998 UZ17)          Discovered 1998-Oct-19 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 1998 UZ17 = 2002 RL182 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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