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80330 (1999 XD92)
Classification: Main-belt Asteroid          SPK-ID: 2080330
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07546813283639507 3.7071e-08  
a 2.245017692518758 8.9564e-09 au
q 2.075590399079695 8.7323e-08 au
i 4.79647909654755 3.7478e-06 deg
node 89.74192386749725 4.5293e-05 deg
peri 22.88092790099443 5.3949e-05 deg
M 10.22140665780811 2.7491e-05 deg
tp 2458965.615199392298
(2020-Apr-26.11519939)
9.3848e-05 TDB
period 1228.649699518533
3.36
7.3525e-06
2.013e-08
d
yr
n .2930045888108482 1.7534e-09 deg/d
Q 2.41444498595782 9.6323e-09 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      8984 days (24.60 yr)  
   first obs. used      1995-08-31  
   last obs. used      2020-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50571  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:19:58  

Additional Information
 Earth MOID = 1.09315 au 
 Jupiter MOID = 2.64471 au 
 T_jup = 3.623 
[ 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 15.9   n/a MPO348017  
diameter diameter 1.603 km 0.397 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 44.744 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 0.361   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80330 (1999 XD92)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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