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312816 (2011 OE48)
Classification: Main-belt Asteroid          SPK-ID: 2312816
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1527197107074643 7.7608e-08  
a 2.89868296354659 3.5902e-08 au
q 2.455996939921099 2.3282e-07 au
i 5.700578894057339 7.8334e-06 deg
node 298.5192980169672 6.9183e-05 deg
peri 70.38782847585851 7.3206e-05 deg
M 244.4959968760157 2.6454e-05 deg
tp 2459578.854393911058
(2021-Dec-30.35439391)
0.00013794 TDB
period 1802.600569475386
4.94
3.349e-05
9.169e-08
d
yr
n .1997114647005639 3.7104e-09 deg/d
Q 3.341368987172081 4.1385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      6435 days (17.62 yr)  
   first obs. used      2001-08-24  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:17:18  

Additional Information
 Earth MOID = 1.46226 au 
 Jupiter MOID = 2.1714 au 
 T_jup = 3.263 
[ 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 15.6   n/a MPO434005  
diameter diameter 4.076 km 0.991 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312816 (2011 OE48)          Discovered 2002-Dec-06 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2011 OE48 = 2002 XA44 = 2010 CR189 = 2010 OK120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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