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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686980536679343 4.1661e-08  
a 2.396246758342571 9.6434e-09 au
q 1.992004594102082 9.7527e-08 au
i 3.356144332008725 5.0216e-06 deg
node 138.6953698098046 7.2751e-05 deg
peri 117.5063329438775 7.4175e-05 deg
M 274.3019487352078 1.4614e-05 deg
tp 2459523.025591236992
(2021-Nov-04.52559124)		 5.5662e-05 TDB
period 1354.864097044165
3.71		 8.1787e-06
2.239e-08		 d
yr
n .2657093067750433 1.604e-09 deg/d
Q 2.80048892258306 1.127e-08 au
   Orbit Determination Parameters
   # obs. used (total)      579  
   data-arc span      9460 days (25.90 yr)  
   first obs. used      1995-03-02  
   last obs. used      2021-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:22  

Additional Information
 Earth MOID = .978123 au 
 Jupiter MOID = 2.25356 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 16.19   n/a E2021B55  
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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