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85390 (1996 QZ2)
Classification: Main-belt Asteroid          SPK-ID: 2085390
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2616409824376396 4.0362e-08  
a 2.612126471690853 1.3577e-08 au
q 1.928687135386293 1.1044e-07 au
i 2.719826869611842 3.5523e-06 deg
node 250.7585313240317 9.2486e-05 deg
peri 91.05921413439843 9.2694e-05 deg
M 311.6200239013409 7.9068e-06 deg
tp 2459603.730118903956
(2022-Jan-24.23011890)
3.4877e-05 TDB
period 1542.019009130761
4.22
1.2023e-05
3.292e-08
d
yr
n .2334601570203293 1.8202e-09 deg/d
Q 3.295565807995413 1.713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1077  
   data-arc span      16741 days (45.83 yr)  
   first obs. used      1975-10-03  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:03:34  

Additional Information
 Earth MOID = .922119 au 
 Jupiter MOID = 2.13306 au 
 T_jup = 3.358 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.12   n/a MPCxxxxx  
diameter diameter 4.938 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85390 (1996 QZ2)          Discovered 1996-Aug-18 by Elst, E. W. at Caussols
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1996 QZ2 = 1975 TS = 1992 XD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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