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85272 (1994 BE2)
Classification: Main-belt Asteroid          SPK-ID: 2085272
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03790028714870212 4.2055e-08  
a 2.724191984122198 1.5528e-08 au
q 2.620944325675775 1.1159e-07 au
i .801714169384152 3.8311e-06 deg
node 280.9467432645944 0.00033536 deg
peri 16.90279203248705 0.00034086 deg
M 131.0322865576755 6.1934e-05 deg
tp 2458402.734547249481
(2018-Oct-11.23454725)
0.00028208 TDB
period 1642.309453979236
4.50
1.4042e-05
3.844e-08
d
yr
n .2192035119372525 1.8742e-09 deg/d
Q 2.827439642568622 1.6116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      9432 days (25.82 yr)  
   first obs. used      1994-01-18  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54572  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:01:59  

Additional Information
 Earth MOID = 1.60507 au 
 Jupiter MOID = 2.24043 au 
 T_jup = 3.356 
[ 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 15.9   n/a MPO453283  
diameter diameter 4.575 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85272 (1994 BE2)          Discovered 1994-Jan-18 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Alternate Designations
 1994 BE2 = 1999 CH135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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