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79806 (1998 VQ21)
Classification: Main-belt Asteroid          SPK-ID: 2079806
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517779234834322 4.051e-08  
a 2.420023758163564 9.817e-09 au
q 2.052717577368927 1.0006e-07 au
i 7.072332241509746 4.6445e-06 deg
node 249.4976470178328 3.2618e-05 deg
peri 72.83549498725048 3.5481e-05 deg
M 328.2569542856695 1.3526e-05 deg
tp 2459121.747827318403
(2020-Sep-29.24782732)
5.1768e-05 TDB
period 1375.079701785494
3.76
8.3672e-06
2.291e-08
d
yr
n .2618030064239567 1.593e-09 deg/d
Q 2.787329938958202 1.1307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1108  
   data-arc span      7962 days (21.80 yr)  
   first obs. used      1998-10-19  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:36:32  

Additional Information
 Earth MOID = 1.05343 au 
 Jupiter MOID = 2.52451 au 
 T_jup = 3.488 
[ 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 15.1   n/a MPO337858  

79806 (1998 VQ21)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 VQ21 = 2002 TY266 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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