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85324 (1995 HX2)
Classification: Main-belt Asteroid          SPK-ID: 2085324
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1103339910825298 8.9982e-08  
a 3.064888975485383 3.0794e-08 au
q 2.726727542595235 2.8564e-07 au
i 13.2725916181018 7.9161e-06 deg
node 49.20816368004213 3.4404e-05 deg
peri 170.6018418763097 4.9492e-05 deg
M 168.9499241269754 3.7054e-05 deg
tp 2457680.736761226251
(2016-Oct-19.23676123)
0.00019515 TDB
period 1959.839684270577
5.37
2.9537e-05
8.087e-08
d
yr
n .1836884939565792 2.7683e-09 deg/d
Q 3.403050408375532 3.4191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      8604 days (23.56 yr)  
   first obs. used      1995-03-26  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64158  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 19:33:15  

Additional Information
 Earth MOID = 1.71923 au 
 Jupiter MOID = 1.57745 au 
 T_jup = 3.183 
[ 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 14.8   n/a MPO453283  
diameter diameter 4.188 km 0.502 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.160   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85324 (1995 HX2)          Discovered 1995-Apr-25 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 HX2 = 2000 FX31 = 2003 UN313 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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