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66021 (1998 QZ34)
Classification: Main-belt Asteroid          SPK-ID: 2066021
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765202089735615 6.0459e-08  
a 2.911092430699994 1.4574e-08 au
q 2.397225786491478 1.7489e-07 au
i 12.46292237566223 7.6048e-06 deg
node 174.6262580760051 1.7013e-05 deg
peri 150.4707590012693 2.3342e-05 deg
M 187.5459820414829 1.6075e-05 deg
tp 2460069.566953307408
(2023-May-05.06695331)
8.3613e-05 TDB
period 1814.188540773371
4.97
1.3624e-05
3.73e-08
d
yr
n .198435825113599 1.4901e-09 deg/d
Q 3.42495907490851 1.7146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      10078 days (27.59 yr)  
   first obs. used      1993-08-16  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55334  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:00:32  

Additional Information
 Earth MOID = 1.39292 au 
 Jupiter MOID = 2.01757 au 
 T_jup = 3.225 
[ 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 15.03   n/a MPCxxxxx  
diameter diameter 6.289 km 0.483 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66021 (1998 QZ34)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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