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390161 (2012 VH101)
Classification: Main-belt Asteroid          SPK-ID: 2390161
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04676800491297421 6.1812e-08  
a 2.87583888970043 3.6648e-08 au
q 2.741341642377998 1.8402e-07 au
i 2.429146794740477 5.9264e-06 deg
node 150.7984842993005 0.00016804 deg
peri 282.7496573600882 0.00018393 deg
M 174.6176270409502 7.2418e-05 deg
tp 2458136.465991498611
(2018-Jan-17.96599150)
0.00035786 TDB
period 1781.333582018923
4.88
3.4051e-05
9.323e-08
d
yr
n .2020957801693629 3.8631e-09 deg/d
Q 3.010336137022862 3.8362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5516 days (15.10 yr)  
   first obs. used      2004-01-28  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:31:02  

Additional Information
 Earth MOID = 1.75741 au 
 Jupiter MOID = 2.1131 au 
 T_jup = 3.293 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457177.5 (2015-Jun-04.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04816174723387443 6.184e-08  
q 2.736309450192762 1.8461e-07 au
tp 2456359.940681530532
(2013-Mar-08.44068153)
0.00034892 TDB
node 150.8221485291306 0.0001681 deg
peri 283.5108551118196 0.00018307 deg
i 2.428934498934327 5.9266e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5516 days (15.10 yr)  
   first obs. used      2004-01-28  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:31:02  

Additional Information
 Jupiter MOID = 2.1131 au 
 T_jup = 3.293 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.824130417937102E-15 -1.120589031224054E-14 -1.997729130744268E-12 6.86012292564002E-15 -4.070708115030601E-13 -3.361365373210593E-15
q -1.120589031224054E-14 3.408095685187071E-14 4.415262913500827E-12 -1.758050762638833E-14 1.005546536547539E-12 1.044840698967841E-14
tp -1.997729130744268E-12 4.415262913500827E-12 1.217438679988388E-7 5.068463902065738E-11 2.535161803741172E-8 7.299197850782782E-12
node 6.86012292564002E-15 -1.758050762638833E-14 5.068463902065738E-11 2.825631070551268E-8 -2.821944585991882E-8 6.007353820929759E-11
peri -4.070708115030601E-13 1.005546536547539E-12 2.535161803741172E-8 -2.821944585991882E-8 3.351499635591587E-8 -5.845935567243406E-11
i -3.361365373210593E-15 1.044840698967841E-14 7.299197850782782E-12 6.007353820929759E-11 -5.845935567243406E-11 3.512497401199518E-11

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 MPO434436  

390161 (2012 VH101)          Discovered 2005-Apr-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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