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52382 (1993 HE1)
Classification: Main-belt Asteroid          SPK-ID: 2052382
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196785918420658 4.03e-08  
a 2.294743468374935 8.811e-09 au
q 1.790637454603551 9.3816e-08 au
i 7.453907813901201 5.2118e-06 deg
node 28.75997738500323 3.137e-05 deg
peri 203.8454455296716 3.3695e-05 deg
M 161.8999492454829 1.5211e-05 deg
tp 2458029.489818240669
(2017-Oct-02.98981824)
5.1734e-05 TDB
period 1269.695675578444
3.48
7.3127e-06
2.002e-08
d
yr
n .2835325085564243 1.633e-09 deg/d
Q 2.798849482146319 1.0747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      9449 days (25.87 yr)  
   first obs. used      1993-03-24  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53377  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:05:48  

Additional Information
 Earth MOID = .783236 au 
 Jupiter MOID = 2.20564 au 
 T_jup = 3.552 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO452882  
diameter diameter 2.572 km 0.440 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.293   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

52382 (1993 HE1)          Discovered 1993-Apr-16 by Endate, K., Watanabe, K. at Kitami
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 HE1 = 2000 EZ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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