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216481 (1999 VB33)
Classification: Main-belt Asteroid          SPK-ID: 2216481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2393103674146593 3.749e-08  
a 3.047593494868325 1.6608e-08 au
q 2.31827277588086 1.1514e-07 au
i 10.27584381978104 5.7151e-06 deg
node 240.0141198522219 2.072e-05 deg
peri 102.2398176021664 2.4432e-05 deg
M 40.75839842673243 1.1197e-05 deg
tp 2458980.486873152472
(2020-May-10.98687315)
6.0468e-05 TDB
period 1943.273747801667
5.32
1.5885e-05
4.349e-08
d
yr
n .1852543937297825 1.5143e-09 deg/d
Q 3.776914213855789 2.0582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      7761 days (21.25 yr)  
   first obs. used      1999-11-03  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43123  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:59  

Additional Information
 Earth MOID = 1.33584 au 
 Jupiter MOID = 1.86037 au 
 T_jup = 3.170 
[ 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 15.14   n/a E2021B55  

216481 (1999 VB33)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

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