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21886 (1999 UZ35)
Classification: Main-belt Asteroid          SPK-ID: 2021886
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1452590184779662 3.3516e-08  
a 2.662917584618886 1.149e-08 au
q 2.27610478998943 8.8012e-08 au
i 1.769214307556427 4.6501e-06 deg
node 191.5246812647759 0.0001247 deg
peri 311.4522966696966 0.00012585 deg
M 227.9791110943493 1.6754e-05 deg
tp 2459978.569933978968
(2023-Feb-03.06993398)
7.4936e-05 TDB
period 1587.21228109728
4.35
1.0273e-05
2.813e-08
d
yr
n .2268127611456755 1.4679e-09 deg/d
Q 3.049730379248341 1.3159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      936  
   data-arc span      21911 days (59.99 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-09-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49073  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:54:41  

Additional Information
 Earth MOID = 1.28979 au 
 Jupiter MOID = 1.9669 au 
 T_jup = 3.369 
[ 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 15.24   n/a E2021B10  
diameter diameter 4.419 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

21886 (1999 UZ35)          Discovered 1999-Oct-31 by Spacewatch at Kitt Peak
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 UZ35 = 1512 T-2 = 1978 WY11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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