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359021 (2008 UL361)
Classification: Main-belt Asteroid          SPK-ID: 2359021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448068800324236 1.7641e-07  
a 2.5454830016212 3.3627e-08 au
q 2.176879549980865 4.731e-07 au
i 10.80675866135628 1.2605e-05 deg
node 339.6945047944887 5.2238e-05 deg
peri 95.60110115176073 0.00014438 deg
M 281.0202660026378 0.00013071 deg
tp 2459325.936975176983
(2021-Apr-21.43697518)
0.00054387 TDB
period 1483.38447262467
4.06
2.9394e-05
8.048e-08
d
yr
n .2426882623107301 4.809e-09 deg/d
Q 2.914086453261534 3.8496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      5846 days (16.01 yr)  
   first obs. used      2004-11-03  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58634  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 06:27:08  

Additional Information
 Earth MOID = 1.2233 au 
 Jupiter MOID = 2.37422 au 
 T_jup = 3.404 
[ 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 16.6   n/a MPO437517  
diameter diameter 3.055 km 0.415 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359021 (2008 UL361)          Discovered 2008-Oct-31 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2008 UL361 = 2010 AP94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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