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382165 (2012 HT63)
Classification: Main-belt Asteroid          SPK-ID: 2382165
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3191902564705316 5.4152e-08  
a 2.539820499209629 2.4813e-08 au
q 1.729134542677794 1.4261e-07 au
i 5.815871489368647 1.1442e-05 deg
node 70.9985123285102 7.2064e-05 deg
peri 259.4255439644087 8.4903e-05 deg
M 335.5042581246196 5.7399e-05 deg
tp 2459301.098396726590
(2021-Mar-27.59839673)
0.0002365 TDB
period 1478.437477248686
4.05
2.1666e-05
5.932e-08
d
yr
n .2435003208048715 3.5683e-09 deg/d
Q 3.350506455741464 3.2733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2001-12-19  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:44:33  

Additional Information
 Earth MOID = .728273 au 
 Jupiter MOID = 2.05458 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457667.5 (2016-Oct-06.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3182734579109235 5.4217e-08  
q 1.731466570736465 1.4265e-07 au
tp 2457823.362266960825
(2017-Mar-10.86226696)
0.00022644 TDB
node 71.00505720158492 7.2036e-05 deg
peri 259.5253151921201 8.4944e-05 deg
i 5.816222531227895 1.1444e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2001-12-19  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:44:33  

Additional Information
 Jupiter MOID = 2.05458 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.939531723068831E-15 -7.682103426685977E-15 -1.2149057946489E-14 1.551066376160534E-14 1.923632251056923E-13 5.706331045238364E-17
q -7.682103426685977E-15 2.034840879166939E-14 1.782015532246249E-12 -3.53058639760351E-14 -1.500323403794458E-13 6.348608153315716E-15
tp -1.2149057946489E-14 1.782015532246249E-12 5.127394869091598E-8 6.162759603319581E-10 1.025571853221981E-8 8.53767888056084E-11
node 1.551066376160534E-14 -3.53058639760351E-14 6.162759603319581E-10 5.189226886515716E-9 -5.032515117322493E-9 -5.908844298480981E-10
peri 1.923632251056923E-13 -1.500323403794458E-13 1.025571853221981E-8 -5.032515117322493E-9 7.215500083855024E-9 6.063327776448859E-10
i 5.706331045238364E-17 6.348608153315716E-15 8.53767888056084E-11 -5.908844298480981E-10 6.063327776448859E-10 1.309662848465797E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.08   n/a E2021B25  

382165 (2012 HT63)          Discovered 2005-Dec-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

Alternate Designations
 2012 HT63 = 2008 KG34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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