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79531 (1998 QX6)
Classification: Main-belt Asteroid          SPK-ID: 2079531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1519125633904902 3.7564e-08  
a 2.34439323613788 9.0778e-09 au
q 1.988250450040848 8.5114e-08 au
i 13.22667929443183 3.1119e-06 deg
node 311.0366252420746 1.6734e-05 deg
peri 11.62327333170137 2.0882e-05 deg
M 126.6291297048738 1.2536e-05 deg
tp 2458935.314931732558
(2020-Mar-26.81493173)
4.5173e-05 TDB
period 1311.125054426468
3.59
7.6153e-06
2.085e-08
d
yr
n .2745733511724223 1.5948e-09 deg/d
Q 2.700536022234912 1.0457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1278  
   data-arc span      8241 days (22.56 yr)  
   first obs. used      1998-07-16  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50008  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:42:20  

Additional Information
 Earth MOID = .976092 au 
 Jupiter MOID = 2.60697 au 
 T_jup = 3.511 
[ 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 15.30   n/a E2021B10  
diameter diameter 5.407 km 1.460 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 81.298 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.046   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

79531 (1998 QX6)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 QX6 = 1999 XG204 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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