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300793 (2007 VX321)
Classification: Main-belt Asteroid          SPK-ID: 2300793
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2669640368971745 8.9554e-08  
a 2.642601758600295 4.4665e-08 au
q 1.937122125212788 2.5654e-07 au
i 13.61459550301722 8.9489e-06 deg
node 359.7039402882904 2.6528e-05 deg
peri 334.5683578383749 3.0393e-05 deg
M 289.1666924878115 2.0507e-05 deg
tp 2458909.231559694038
(2020-Feb-29.73155969)
9.6093e-05 TDB
period 1569.083322428913
4.30
3.9781e-05
1.089e-07
d
yr
n .2294333225355595 5.8168e-09 deg/d
Q 3.348081391987801 5.6589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6682 days (18.29 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:49:52  

Additional Information
 Earth MOID = .936343 au 
 Jupiter MOID = 2.08141 au 
 T_jup = 3.304 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456776.5 (2014-Apr-29.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2673475800944309 8.9609e-08  
q 1.9347185306274 2.5646e-07 au
tp 2457342.646444175481
(2015-Nov-16.14644418)
6.4805e-05 TDB
node 359.7290795386073 2.6509e-05 deg
peri 334.870586813146 3.0366e-05 deg
i 13.6236639021531 8.9537e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6682 days (18.29 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:49:52  

Additional Information
 Jupiter MOID = 2.08141 au 
 T_jup = 3.304 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.029801825881631E-15 -2.285311860997709E-14 -1.142635487452373E-12 -2.453900964566988E-14 9.161700340544277E-14 -4.701485588040929E-14
q -2.285311860997709E-14 6.577356952908872E-14 4.430122473781081E-12 6.605435748904104E-14 -6.025499495285868E-14 1.451866727599841E-13
tp -1.142635487452373E-12 4.430122473781081E-12 4.199693872175603E-9 -1.441666459376907E-11 9.276749394831263E-10 3.316348977094063E-11
node -2.453900964566988E-14 6.605435748904104E-14 -1.441666459376907E-11 7.027272085160269E-10 -6.860615156831127E-10 -1.342316569420277E-11
peri 9.161700340544277E-14 -6.025499495285868E-14 9.276749394831263E-10 -6.860615156831127E-10 9.221174632403472E-10 1.845395181867223E-11
i -4.701485588040929E-14 1.451866727599841E-13 3.316348977094063E-11 -1.342316569420277E-11 1.845395181867223E-11 8.016900807574726E-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 16.0   n/a MPO437340  
rotation period rot_per 7.496 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

300793 (2007 VX321)          Discovered 2007-Nov-08 by CSS at Catalina
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

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