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56165 (1999 EZ2)
Classification: Main-belt Asteroid          SPK-ID: 2056165
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2322629850571961 3.8424e-08  
a 2.649599408908848 1.4185e-08 au
q 2.034195540989896 1.028e-07 au
i 10.09885347076858 5.8457e-06 deg
node 354.9655078192596 2.2902e-05 deg
peri 239.6889566687298 2.7006e-05 deg
M 202.271013517059 1.6945e-05 deg
tp 2459290.704467639444
(2021-Mar-17.20446764)
7.7481e-05 TDB
period 1575.319881847292
4.31
1.2651e-05
3.464e-08
d
yr
n .2285250152355391 1.8352e-09 deg/d
Q 3.265003276827799 1.748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1999-02-20  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55085  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 04:41:24  

Additional Information
 Earth MOID = 1.04582 au 
 Jupiter MOID = 1.83956 au 
 T_jup = 3.330 
[ 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 14.9   n/a MPO359125  
diameter diameter 6.926 km 1.879 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.045   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

56165 (1999 EZ2)          Discovered 1999-Mar-08 by Korlevic, K. at Visnjan
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 EZ2 = 2000 QZ78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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