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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2664806499874453 6.4247e-08  
a 2.64172123441818 2.6737e-08 au
q 1.937753642784787 1.7076e-07 au
i 13.61410482214048 8.5067e-06 deg
node 359.6627831133989 2.5076e-05 deg
peri 334.5786189985635 2.9172e-05 deg
M 20.95322284016377 1.6744e-05 deg
tp 2458909.219662209330
(2020-Feb-29.71966221)
7.1895e-05 TDB
period 1568.299151653774
4.29
2.3809e-05
6.519e-08
d
yr
n .2295480422981671 3.4849e-09 deg/d
Q 3.345688826051573 3.3862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      7102 days (19.44 yr)  
   first obs. used      2001-02-20  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56679  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:40:22  

Additional Information
 Earth MOID = .937853 au 
 Jupiter MOID = 2.08715 au 
 T_jup = 3.305 
[ show covariance matrix ]

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-August); 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

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