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85133 (1979 MX7)
Classification: Main-belt Asteroid          SPK-ID: 2085133
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824909555164319 6.9719e-08  
a 2.577402079949078 1.7306e-08 au
q 2.107049511629132 1.7384e-07 au
i 7.546565150553889 6.8241e-06 deg
node 278.9181132348839 4.7045e-05 deg
peri 82.53961413507311 5.089e-05 deg
M 171.0777573897913 2.2668e-05 deg
tp 2457882.271330805215
(2017-May-08.77133081)
9.1109e-05 TDB
period 1511.373102237965
4.14
1.5222e-05
4.168e-08
d
yr
n .2381939968806711 2.399e-09 deg/d
Q 3.047754648269024 2.0464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      14532 days (39.79 yr)  
   first obs. used      1979-06-24  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50903  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:36:02  

Additional Information
 Earth MOID = 1.11915 au 
 Jupiter MOID = 2.47142 au 
 T_jup = 3.391 
[ 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 15.7   n/a MPO432395  
diameter diameter 4.411 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85133 (1979 MX7)          Discovered 1979-Jun-25 by Helin, E. F., Bus, S. J. at Siding Spring
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1979 MX7 = 2000 RY16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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