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66004 (1998 OV9)
Classification: Main-belt Asteroid          SPK-ID: 2066004
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 .1516204383351862 3.9695e-08  
a 3.190346470464082 2.3813e-08 au
q 2.706624740171204 1.356e-07 au
i 5.785421833435568 4.2379e-06 deg
node 151.6553175106613 4.2074e-05 deg
peri 131.7553656590587 4.566e-05 deg
M .0267880182954504 1.5053e-05 deg
tp 2459200.345120731872
(2020-Dec-16.84512073)
8.7034e-05 TDB
period 2081.3983293263
5.70
2.3303e-05
6.38e-08
d
yr
n .1729606461808411 1.9365e-09 deg/d
Q 3.67406820075696 2.7423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      10670 days (29.21 yr)  
   first obs. used      1991-04-08  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56274  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:18:31  

Additional Information
 Earth MOID = 1.69278 au 
 Jupiter MOID = 1.52273 au 
 T_jup = 3.171 
[ 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 15.01   n/a E2021B10  
diameter diameter 5.722 km 0.433 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66004 (1998 OV9)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
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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