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190745 (2001 QZ8)
Classification: Main-belt Asteroid          SPK-ID: 2190745
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2475670200243053 5.3491e-08  
a 2.295961428536006 1.0994e-08 au
q 1.7275570995826 1.2302e-07 au
i 7.470667993845534 6.5616e-06 deg
node 141.1722903611202 4.5333e-05 deg
peri 166.4631953359968 4.7521e-05 deg
M 212.094097257634 1.675e-05 deg
tp 2459722.569490830517
(2022-May-23.06949083)
6.1587e-05 TDB
period 1270.706666970305
3.48
9.1269e-06
2.499e-08
d
yr
n .2833069262620094 2.0349e-09 deg/d
Q 2.864365757489413 1.3716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      2001-07-16  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:57  

Additional Information
 Earth MOID = .711999 au 
 Jupiter MOID = 2.41611 au 
 T_jup = 3.543 
[ 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 17.2   n/a MPO449946  

190745 (2001 QZ8)          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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