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376390 (2012 DG90)
Classification: Main-belt Asteroid          SPK-ID: 2376390
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700239061149366 5.8223e-08  
a 2.279288640653824 1.8981e-08 au
q 1.891755082806457 1.3183e-07 au
i 24.6256860331183 6.3823e-06 deg
node 264.7760106896077 1.1032e-05 deg
peri 350.2244627607041 1.8727e-05 deg
M 209.7530941744279 1.3552e-05 deg
tp 2459921.066379311559
(2022-Dec-07.56637931)
4.8435e-05 TDB
period 1256.890419902543
3.44
1.57e-05
4.298e-08
d
yr
n .2864211504037987 3.5777e-09 deg/d
Q 2.666822198501191 2.2208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6789 days (18.59 yr)  
   first obs. used      2002-06-14  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:31:43  

Additional Information
 Earth MOID = .878706 au 
 Jupiter MOID = 2.42952 au 
 T_jup = 3.469 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458065.5 (2017-Nov-08.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701167151267672 5.8236e-08  
q 1.891481164732083 1.3183e-07 au
tp 2458664.739736909342
(2019-Jun-30.23973691)
4.7279e-05 TDB
node 264.7743815260941 1.1032e-05 deg
peri 350.3221589033571 1.8742e-05 deg
i 24.62644762015036 6.3834e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6789 days (18.59 yr)  
   first obs. used      2002-06-14  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:31:43  

Additional Information
 Jupiter MOID = 2.42952 au 
 T_jup = 3.469 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.391445318539792E-15 -7.622552855221823E-15 -9.486262713620912E-13 2.687735380670467E-14 -3.851688565202622E-13 6.083737967155694E-15
q -7.622552855221823E-15 1.737851755798685E-14 2.091293293248989E-12 -6.278440837291914E-14 8.247906669708163E-13 -1.084842518806583E-14
tp -9.486262713620912E-13 2.091293293248989E-12 2.235270917898222E-9 -1.369327777140896E-11 7.213666789310461E-10 -6.641528528225414E-12
node 2.687735380670467E-14 -6.278440837291914E-14 -1.369327777140896E-11 1.216977997776701E-10 -1.145078020231668E-10 -1.793359162117331E-11
peri -3.851688565202622E-13 8.247906669708163E-13 7.213666789310461E-10 -1.145078020231668E-10 3.51258123948993E-10 1.375732551780675E-11
i 6.083737967155694E-15 -1.084842518806583E-14 -6.641528528225414E-12 -1.793359162117331E-11 1.375732551780675E-11 4.074724923688088E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.24   n/a MPCxxxxx  

376390 (2012 DG90)          Discovered 2005-Mar-08 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2013-10-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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