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78759 (2002 UB2)
Classification: Main-belt Asteroid          SPK-ID: 2078759
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050979180129218 4.1458e-08  
a 3.070378672075721 2.0112e-08 au
q 2.747688266129283 1.2851e-07 au
i 11.24354935335098 3.8918e-06 deg
node 89.54990709982036 2.6727e-05 deg
peri 320.5761844701635 3.5938e-05 deg
M 108.6379556799798 2.4006e-05 deg
tp 2458607.485351078927
(2019-May-03.98535108)
0.00013014 TDB
period 1965.10761156497
5.38
1.9308e-05
5.286e-08
d
yr
n .1831960742919843 1.8e-09 deg/d
Q 3.393069078022159 2.2225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1238  
   data-arc span      8460 days (23.16 yr)  
   first obs. used      1998-01-22  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49821  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:31:28  

Additional Information
 Earth MOID = 1.76916 au 
 Jupiter MOID = 1.94744 au 
 T_jup = 3.193 
[ 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 14.18   n/a MPCxxxxx  
diameter diameter 4.924 km 0.391 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.152   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78759 (2002 UB2)          Discovered 2002-Oct-25 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 UB2 = 2001 OL66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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