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392648 (2011 UB144)
Classification: Main-belt Asteroid          SPK-ID: 2392648
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06748606424513953 7.7168e-08  
a 2.916855515396174 3.9111e-08 au
q 2.720008416690358 2.3474e-07 au
i 12.08772634853773 8.548e-06 deg
node 15.37989562217008 2.9245e-05 deg
peri 354.8863218867812 5.8225e-05 deg
M 288.5095590735352 5.244e-05 deg
tp 2459361.840197393775
(2021-May-27.34019739)
0.00026675 TDB
period 1819.578525128443
4.98
3.6597e-05
1.002e-07
d
yr
n .197848015366409 3.9793e-09 deg/d
Q 3.11370261410199 4.175e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6327 days (17.32 yr)  
   first obs. used      2003-02-01  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:55:46  

Additional Information
 Earth MOID = 1.72016 au 
 Jupiter MOID = 2.23493 au 
 T_jup = 3.245 
[ 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 16.3   n/a MPO437607  
diameter diameter 3.272 km 0.720 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392648 (2011 UB144)          Discovered 2006-Oct-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2074-Jun-18 16:16 00:09 Eunom 0.0430673172027792 0.0430280300966053 0.0431066055540018 4.56247681864803 4.56247674720738 2478742.177660002 8.87477380275131 1991.32294973302 99.9363893882528 -10.5810485123892 12247.0336582135 T 14 CATAB v2.0f-lin.ifort 2020-Jun-24 06:56:01 2020-Jun-24 06:56

Alternate Designations
 2011 UB144 = 2010 HM28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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