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46321 (2001 QO84)
Classification: Main-belt Asteroid          SPK-ID: 2046321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06403706619899978 3.6584e-08  
a 2.83924742034981 1.2189e-08 au
q 2.65743034533753 1.0239e-07 au
i 1.491927463294498 4.118e-06 deg
node 229.4664487042617 0.0001356 deg
peri 106.9770850952297 0.00013936 deg
M 56.76066966228943 3.0491e-05 deg
tp 2458924.983066233022
(2020-Mar-16.48306623)
0.00014813 TDB
period 1747.444079610802
4.78
1.1253e-05
3.081e-08
d
yr
n .2060151762225093 1.3267e-09 deg/d
Q 3.02106449536209 1.297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1661  
   data-arc span      8862 days (24.26 yr)  
   first obs. used      1996-10-06  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48532  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:47:54  

Additional Information
 Earth MOID = 1.64626 au 
 Jupiter MOID = 2.2189 au 
 T_jup = 3.306 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.16   n/a E2021B10  
diameter diameter 4.361 km 0.282 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.256   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46321 (2001 QO84)          Discovered 2001-Aug-18 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 QO84 = 1996 TH23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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