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91002 (1998 BZ11)
Classification: Main-belt Asteroid          SPK-ID: 2091002
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869806318271708 3.6514e-08  
a 2.355052082004286 8.416e-09 au
q 1.914702955725231 8.4319e-08 au
i 2.030784525921578 4.5571e-06 deg
node 297.0117768057288 0.0001277 deg
peri 156.9417270445178 0.00012847 deg
M 78.91988610727459 1.5582e-05 deg
tp 2458711.110246462054
(2019-Aug-15.61024646)
5.6516e-05 TDB
period 1320.076807156688
3.61
7.0761e-06
1.937e-08
d
yr
n .2727114044033571 1.4618e-09 deg/d
Q 2.795401208283342 9.9896e-09 au
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      8174 days (22.38 yr)  
   first obs. used      1997-12-04  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:36:54  

Additional Information
 Earth MOID = .931645 au 
 Jupiter MOID = 2.38528 au 
 T_jup = 3.530 
[ 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 15.8   n/a MPO502689  

91002 (1998 BZ11)          Discovered 1998-Jan-23 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 BZ11 = 2000 QV20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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