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190769 (2001 QJ196)
Classification: Main-belt Asteroid          SPK-ID: 2190769
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1574793507408991 3.9445e-08  
a 2.333720997346225 9.0484e-09 au
q 1.966208129873738 9.1055e-08 au
i 7.370605038116056 4.5496e-06 deg
node 274.5013755035512 3.4865e-05 deg
peri 109.1622316373205 3.9146e-05 deg
M 127.4550980998845 1.5123e-05 deg
tp 2458739.472811326735
(2019-Sep-12.97281133)
5.4654e-05 TDB
period 1302.182418723711
3.57
7.5733e-06
2.073e-08
d
yr
n .2764589621420642 1.6078e-09 deg/d
Q 2.701233864818712 1.0473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      8124 days (22.24 yr)  
   first obs. used      1998-11-15  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:02  

Additional Information
 Earth MOID = .98367 au 
 Jupiter MOID = 2.78276 au 
 T_jup = 3.541 
[ 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 16.59   n/a E2021B55  

190769 (2001 QJ196)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2001 QJ196 = 1998 WM28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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