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15396 Howardmoore (1997 UG2)
Classification: Main-belt Asteroid          SPK-ID: 2015396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2419531207295302 3.8835e-08  
a 2.683811890005838 8.3872e-09 au
q 2.034455227767907 1.0446e-07 au
i 1.814395055477576 4.3495e-06 deg
node 217.1132295092007 0.00010892 deg
peri 169.9617981783229 0.00010918 deg
M 139.9315865107138 6.668e-06 deg
tp 2458772.276961857673
(2019-Oct-15.77696186)
2.924e-05 TDB
period 1605.929721335878
4.40
7.5281e-06
2.061e-08
d
yr
n .2241692119008405 1.0508e-09 deg/d
Q 3.333168552243769 1.0417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1197  
   data-arc span      9500 days (26.01 yr)  
   first obs. used      1995-04-05  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47587  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:27:06  

Additional Information
 Earth MOID = 1.03836 au 
 Jupiter MOID = 2.1223 au 
 T_jup = 3.332 
[ 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 15.31   n/a MPCxxxxx  
diameter diameter 4.783 km 1.775 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.064   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15396 Howardmoore           Discovered 1997 Oct. 24 by P. G. Comba at Prescott.
Howard Moore (b. 1943) of Chino Valley, Arizona, is an amateur astronomer and accomplished optician who made the 0.25-m telescope with which this minor planet was discovered.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20001013/MPCPages.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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