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120560 (1995 EZ4)
Classification: Main-belt Asteroid          SPK-ID: 2120560
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687704943312069 4.8465e-08  
a 2.396370075003747 1.0848e-08 au
q 1.991933512844853 1.1211e-07 au
i 3.355927389711046 5.221e-06 deg
node 138.6966275019136 7.7095e-05 deg
peri 117.4727828555547 7.8557e-05 deg
M 221.2085073439275 1.5112e-05 deg
tp 2459522.883684252769
(2021-Nov-04.38368425)		 5.8146e-05 TDB
period 1354.96868527099
3.71		 9.2006e-06
2.519e-08		 d
yr
n .2656887970278081 1.8041e-09 deg/d
Q 2.800806637162641 1.2679e-08 au
   Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      9035 days (24.74 yr)  
   first obs. used      1995-03-02  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6308  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:01:19  

Additional Information
 Earth MOID = .979704 au 
 Jupiter MOID = 2.25422 au 
 T_jup = 3.507 
[ 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 16.1   n/a MPO449701  
diameter diameter 1.625 km 0.478 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.292   0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120560 (1995 EZ4)          Discovered 1995-Mar-02 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1995 EZ4 = 1995 FO6 = 1999 JR72 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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