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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06511927800298184 3.9008e-08  
a 2.842241718398718 1.5832e-08 au
q 2.657156989786639 1.1235e-07 au
i 1.492137690164273 4.2399e-06 deg
node 229.4881949040172 0.00015272 deg
peri 106.4666889106201 0.00015598 deg
M 293.705306782387 3.0622e-05 deg
tp 2458922.804378862797
(2020-Mar-14.30437886)
0.00014902 TDB
period 1750.209115678966
4.79
1.4624e-05
4.004e-08
d
yr
n .2056897068898785 1.7186e-09 deg/d
Q 3.027326447010797 1.6863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1248  
   data-arc span      7922 days (21.69 yr)  
   first obs. used      1996-10-06  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52889  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 23:52:08  

Additional Information
 Earth MOID = 1.64688 au 
 Jupiter MOID = 2.21542 au 
 T_jup = 3.305 
[ 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 14.1   n/a MPO347846  
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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