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120300 (2004 JV31)
Classification: Main-belt Asteroid          SPK-ID: 2120300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1636784484871172 3.5803e-08  
a 2.599529258297592 1.3836e-08 au
q 2.174042342502576 9.377e-08 au
i 12.87226363391746 5.4063e-06 deg
node 158.3955446924608 1.7616e-05 deg
peri 119.391903566496 2.4313e-05 deg
M 319.7889377840916 1.7818e-05 deg
tp 2459371.495049204311
(2021-Jun-05.99504920)
7.6203e-05 TDB
period 1530.87768194291
4.19
1.2222e-05
3.346e-08
d
yr
n .2351592189541275 1.8774e-09 deg/d
Q 3.025016174092609 1.6101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      7501 days (20.54 yr)  
   first obs. used      2000-07-06  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:50  

Additional Information
 Earth MOID = 1.18849 au 
 Jupiter MOID = 2.25441 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457012.5 (2014-Dec-21.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1650260051106551 3.5868e-08  
q 2.170316687778669 9.4e-08 au
tp 2456306.572644832837
(2013-Jan-14.07264483)
7.1105e-05 TDB
node 158.4366553241925 1.7625e-05 deg
peri 118.9724136187256 2.4208e-05 deg
i 12.86894245239992 5.4054e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      7501 days (20.54 yr)  
   first obs. used      2000-07-06  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:50  

Additional Information
 Jupiter MOID = 2.25441 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.286534079756494E-15 -3.346163225341955E-15 5.135252497112213E-13 -1.602112718884687E-15 1.403522052940101E-13 2.478178047053394E-15
q -3.346163225341955E-15 8.835955405691583E-15 -1.324625654547537E-12 2.982381716916057E-15 -3.480203052113776E-13 -6.256850948214105E-15
tp 5.135252497112213E-13 -1.324625654547537E-12 5.055860748417678E-9 -1.399658154492518E-11 1.188156297789051E-9 1.074983248678988E-12
node -1.602112718884687E-15 2.982381716916057E-15 -1.399658154492518E-11 3.10652482522016E-10 -3.058352294390733E-10 1.091147347677068E-11
peri 1.403522052940101E-13 -3.480203052113776E-13 1.188156297789051E-9 -3.058352294390733E-10 5.860229734027774E-10 -1.041526407647814E-11
i 2.478178047053394E-15 -6.256850948214105E-15 1.074983248678988E-12 1.091147347677068E-11 -1.041526407647814E-11 2.921780928032811E-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 15.46   n/a E2021B55  

120300 (2004 JV31)          Discovered 2004-May-14 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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