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392228 (2009 VH25)
Classification: Main-belt Asteroid          SPK-ID: 2392228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1503014215814151 5.1986e-08  
a 2.245731931224681 2.0973e-08 au
q 1.908195229470835 1.275e-07 au
i 6.708438160812147 6.2028e-06 deg
node 13.67029926442867 4.1351e-05 deg
peri 60.80482062023385 5.2438e-05 deg
M 26.31399176660439 2.5644e-05 deg
tp 2458910.649699953523
(2020-Mar-02.14969995)
8.7815e-05 TDB
period 1229.236077278966
3.37
1.7219e-05
4.714e-08
d
yr
n .2928648179582355 4.1025e-09 deg/d
Q 2.583268632978527 2.4125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      9420 days (25.79 yr)  
   first obs. used      1994-04-11  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:16  

Additional Information
 Earth MOID = .933025 au 
 Jupiter MOID = 2.68654 au 
 T_jup = 3.607 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457667.5 (2016-Oct-06.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1493632366127953 5.186e-08  
q 1.91030699408856 1.2704e-07 au
tp 2457680.012208340874
(2016-Oct-18.51220834)
9.4147e-05 TDB
node 13.71987256179772 4.1286e-05 deg
peri 60.42451556891027 5.2605e-05 deg
i 6.714107227511031 6.2066e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      9420 days (25.79 yr)  
   first obs. used      1994-04-11  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:16  

Additional Information
 Jupiter MOID = 2.68654 au 
 T_jup = 3.607 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.689419875253098E-15 -6.543222360810212E-15 -1.102858374038163E-13 1.566674235343546E-14 -7.934422731021282E-14 -1.220385521166758E-14
q -6.543222360810212E-15 1.61391026363818E-14 -3.817935342883405E-13 -3.228334218839841E-14 -2.749240006026752E-14 3.197963410526534E-14
tp -1.102858374038163E-13 -3.817935342883405E-13 8.863673859230457E-9 -8.04847459937166E-11 3.083640901962362E-9 -1.913511508280453E-11
node 1.566674235343546E-14 -3.228334218839841E-14 -8.04847459937166E-11 1.704563560959457E-9 -1.719453393080898E-9 -1.101132536736443E-11
peri -7.934422731021282E-14 -2.749240006026752E-14 3.083640901962362E-9 -1.719453393080898E-9 2.767241885996803E-9 4.657033563133653E-12
i -1.220385521166758E-14 3.197963410526534E-14 -1.913511508280453E-11 -1.101132536736443E-11 4.657033563133653E-12 3.85220932899279E-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 17.7   n/a MPO455784  

392228 (2009 VH25)          Discovered 2009-Sep-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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