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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 | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2613545774825135 4.1425e-08  
a 2.612172911817723 1.4067e-08 au
q 1.929469564138335 1.126e-07 au
i 2.71973687252075 3.589e-06 deg
node 250.7641557549982 9.719e-05 deg
peri 91.05089628456207 9.7381e-05 deg
M 219.1424685241751 7.5746e-06 deg
tp 2459603.863287676484
(2022-Jan-24.36328768)
3.5354e-05 TDB
period 1542.060131877392
4.22
1.2456e-05
3.41e-08
d
yr
n .2334539312430803 1.8857e-09 deg/d
Q 3.294876259497111 1.7743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      16276 days (44.56 yr)  
   first obs. used      1975-10-03  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48976  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:36:07  

Additional Information
 Earth MOID = .923702 au 
 Jupiter MOID = 2.13316 au 
 T_jup = 3.358 
[ 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 MPO337902  
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

[ show close-approach data ]
Alternate Designations
 1996 QZ2 = 1975 TS = 1992 XD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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