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190783 (2001 QG290)
Classification: Main-belt Asteroid          SPK-ID: 2190783
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079494316786094 4.604e-08  
a 2.279950048760207 1.294e-08 au
q 2.033830736740925 1.0444e-07 au
i 6.09368093039072 5.1867e-06 deg
node 339.1667648797676 3.9228e-05 deg
peri 231.2770030652624 4.5464e-05 deg
M 321.3783874196143 2.5778e-05 deg
tp 2459335.400738579032
(2021-Apr-30.90073858)
9.0656e-05 TDB
period 1257.437549697637
3.44
1.0705e-05
2.931e-08
d
yr
n .2862965242978193 2.4374e-09 deg/d
Q 2.52606936077949 1.4337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7642 days (20.92 yr)  
   first obs. used      2000-02-11  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51891  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:52:35  

Additional Information
 Earth MOID = 1.03468 au 
 Jupiter MOID = 2.45575 au 
 T_jup = 3.591 
[ 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 16.4   n/a MPO533215  

190783 (2001 QG290)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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