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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1822124387629697 4.8695e-08  
a 2.579476832161228 1.4388e-08 au
q 2.109464067840551 1.2544e-07 au
i 7.544551304475881 6.3248e-06 deg
node 278.9181763402635 4.0729e-05 deg
peri 82.22659785587224 4.498e-05 deg
M 314.2529982903495 2.239e-05 deg
tp 2459392.789694222523
(2021-Jun-27.28969422)
9.5114e-05 TDB
period 1513.198402803853
4.14
1.2661e-05
3.466e-08
d
yr
n .2379066745860587 1.9906e-09 deg/d
Q 3.049489596481905 1.701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      14996 days (41.06 yr)  
   first obs. used      1979-06-24  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:11:27  

Additional Information
 Earth MOID = 1.12069 au 
 Jupiter MOID = 2.47276 au 
 T_jup = 3.390 
[ 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 15.62   n/a E2021B10  
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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