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245499 (2005 QF156)
Classification: Main-belt Asteroid          SPK-ID: 2245499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2180159617875926 5.9604e-08  
a 3.151111552604716 3.692e-08 au
q 2.464118936763604 1.9213e-07 au
i 14.50208552519135 5.9568e-06 deg
node 229.5823983522722 2.8546e-05 deg
peri 77.50917191982677 3.3019e-05 deg
M 251.0702191137899 1.4373e-05 deg
tp 2459618.713127695019
(2022-Feb-08.21312770)
8.5535e-05 TDB
period 2043.121028607349
5.59
3.5908e-05
9.831e-08
d
yr
n .176201015485307 3.0967e-09 deg/d
Q 3.838104168445827 4.4969e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6996 days (19.15 yr)  
   first obs. used      2000-11-23  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5238  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:43:44  

Additional Information
 Earth MOID = 1.49948 au 
 Jupiter MOID = 1.64433 au 
 T_jup = 3.122 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO433608  
diameter diameter 5.072 km 0.330 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245499 (2005 QF156)          Discovered 2005-Aug-30 by NEAT at Palomar
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2005 QF156 = 2006 WD25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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