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85286 (1994 PA27)
Classification: Main-belt Asteroid          SPK-ID: 2085286
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2303865689005619 3.573e-08  
a 2.23434758025828 9.8181e-09 au
q 1.719583907511302 8.0799e-08 au
i 6.285810261707125 5.8768e-06 deg
node 136.5991898120723 3.2791e-05 deg
peri 244.5322586354334 3.588e-05 deg
M 107.1988713364305 1.403e-05 deg
tp 2458237.244465581856
(2018-Apr-28.74446558)
4.6266e-05 TDB
period 1219.900832538804
3.34
8.0407e-06
2.201e-08
d
yr
n .2951059548428897 1.9451e-09 deg/d
Q 2.749111253005258 1.208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      8978 days (24.58 yr)  
   first obs. used      1994-08-12  
   last obs. used      2019-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60292  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:26:56  

Additional Information
 Earth MOID = .73233 au 
 Jupiter MOID = 2.72377 au 
 T_jup = 3.596 
[ 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 16.6   n/a MPO417412  
diameter diameter 2.156 km 0.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85286 (1994 PA27)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1994 PA27 = 2001 XM28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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