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85417 (1996 XQ3)
Classification: Main-belt Asteroid          SPK-ID: 2085417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08023119497445631 5.6506e-08  
a 2.873611570602443 2.1855e-08 au
q 2.643058280400584 1.5861e-07 au
i 12.39788035188602 1.1248e-05 deg
node 25.19406021671364 2.4727e-05 deg
peri 254.7257226884506 9.1819e-05 deg
M 143.2800395734426 9.2341e-05 deg
tp 2458688.352519357644
(2019-Jul-23.85251936)
0.00045427 TDB
period 1779.26453531285
4.87
2.0298e-05
5.557e-08
d
yr
n .202330790534585 2.3082e-09 deg/d
Q 3.104164860804301 2.3608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      8819 days (24.15 yr)  
   first obs. used      1996-11-19  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56381  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:12:56  

Additional Information
 Earth MOID = 1.66075 au 
 Jupiter MOID = 2.02257 au 
 T_jup = 3.258 
[ 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 14.93   n/a E2021B10  
diameter diameter 3.073 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85417 (1996 XQ3)          Discovered 1996-Dec-01 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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