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487589 (2015 HU64)
Classification: Main-belt Asteroid          SPK-ID: 2487589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3056124019699016 6.5878e-08  
a 2.543761278091534 2.3845e-08 au
q 1.766356283855953 1.6609e-07 au
i 10.61088987514578 1.0788e-05 deg
node 213.9640315316497 2.2197e-05 deg
peri 118.0104522903258 4.0381e-05 deg
M 56.57779355214726 3.2583e-05 deg
tp 2458967.606986283662
(2020-Apr-28.10698628)
0.00013435 TDB
period 1481.879721247982
4.06
2.0837e-05
5.705e-08
d
yr
n .2429346962767139 3.4159e-09 deg/d
Q 3.321166272327114 3.1132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      5028 days (13.77 yr)  
   first obs. used      2007-04-11  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51284  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 18:32:50  

Additional Information
 Earth MOID = .784674 au 
 Jupiter MOID = 2.20792 au 
 T_jup = 3.354 
[ 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 16.7   n/a MPO394203  

487589 (2015 HU64)          Discovered 2007-Apr-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 HU64 = 2007 GB22 = 2011 HU75 = 2016 WB28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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