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85095 Hekla (5192 T-2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2085095
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08172493591528564 5.3614e-08  
a 1.925714592096161 5.5492e-09 au
q 1.768335690465972 1.0225e-07 au
i 18.96656929768937 1.1629e-05 deg
node 349.3690419893274 1.0421e-05 deg
peri 112.79141125 7.6477e-05 deg
M 83.00767227667629 7.3215e-05 deg
tp 2458775.438067591572
(2019-Oct-18.93806759)
0.00019852 TDB
period 976.0820107926311
2.67
4.2191e-06
1.155e-08
d
yr
n .3688214678884008 1.5942e-09 deg/d
Q 2.08309349372635 6.0027e-09 au
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      17016 days (46.59 yr)  
   first obs. used      1973-09-24  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:33:21  

Additional Information
 Earth MOID = .83634 au 
 Jupiter MOID = 2.99036 au 
 T_jup = 3.849 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456998.5 (2014-Dec-07.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08169740455694814 5.3783e-08  
q 1.768480531050517 1.0263e-07 au
tp 2456823.300842175308
(2014-Jun-14.80084218)
0.00019888 TDB
node 349.3978433750902 1.0417e-05 deg
peri 112.85771242156 7.6505e-05 deg
i 18.97030182121425 1.1631e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      17016 days (46.59 yr)  
   first obs. used      1973-09-24  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:33:21  

Additional Information
 Jupiter MOID = 2.99036 au 
 T_jup = 3.849 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.892607312346957E-15 -5.513363806901494E-15 7.904051714336188E-12 -4.116000012716673E-15 2.977500237817875E-12 -7.451229665877733E-14
q -5.513363806901494E-15 1.053335672365792E-14 -1.528051072834834E-11 7.211985697524042E-15 -5.757411349482502E-12 1.430480334123109E-13
tp 7.904051714336188E-12 -1.528051072834834E-11 3.955319307410867E-8 -1.554377794713487E-11 1.507560223709463E-8 -3.025570807819872E-10
node -4.116000012716673E-15 7.211985697524042E-15 -1.554377794713487E-11 1.085170288466254E-10 -1.073911904854491E-10 4.586704394855924E-12
peri 2.977500237817875E-12 -5.757411349482502E-12 1.507560223709463E-8 -1.073911904854491E-10 5.852981156789284E-9 -1.189316664400158E-10
i -7.451229665877733E-14 1.430480334123109E-13 -3.025570807819872E-10 4.586704394855924E-12 -1.189316664400158E-10 1.352798925457007E-10

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 16.6   n/a MPO273024  

85095 Hekla           Discovered 1973 Sept. 25 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
The Hungaria minor planet is named after the active 1491-m volcano Hekla, one of Iceland's prominent volcanoes.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-09-19Last Updated: 2013-09-23

[ show close-approach data ]
Alternate Designations
 5192 T-2 = 1997 SQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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