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JPL Small-Body Database Browser
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245591 (2005 UU492)
Classification: Main-belt Asteroid          SPK-ID: 2245591
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1853865827603779 1.2258e-07  
a 3.104434164725336 6.4523e-08 au
q 2.528913723522338 3.8512e-07 au
i 16.43633693644627 8.5829e-06 deg
node 259.1472297433284 4.0697e-05 deg
peri 31.59435808936088 5.4866e-05 deg
M 318.7087330953578 4.9733e-05 deg
tp 2459229.654196907674
(2021-Jan-15.15419691)
0.00028089 TDB
period 1997.892461795306
5.47
6.2286e-05
1.705e-07
d
yr
n .1801898785265469 5.6176e-09 deg/d
Q 3.679954605928335 7.6484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      1999-08-11  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:38:50  

Additional Information
 Earth MOID = 1.52715 au 
 Jupiter MOID = 1.52072 au 
 T_jup = 3.132 
[ 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 15.1   n/a MPO396780  
diameter diameter 2.558 km 0.596 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.246   0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245591 (2005 UU492)          Discovered 2005-Oct-25 by CSS at Catalina
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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