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123982 (2001 FA44)
Classification: Main-belt Asteroid          SPK-ID: 2123982
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2645483075569144 3.9865e-08  
a 2.88667814705412 1.5798e-08 au
q 2.123012328789423 1.1584e-07 au
i 7.675754714617955 4.6566e-06 deg
node 200.6595052807896 2.656e-05 deg
peri 57.22876238473334 2.7618e-05 deg
M 281.900854807033 8.1592e-06 deg
tp 2459389.133070026347
(2021-Jun-23.63307003)
4.222e-05 TDB
period 1791.414039984701
4.90
1.4706e-05
4.026e-08
d
yr
n .2009585679048683 1.6497e-09 deg/d
Q 3.650343965318817 1.9977e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1220  
   data-arc span      7073 days (19.36 yr)  
   first obs. used      2000-12-30  
   last obs. used      2020-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52892  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:31:01  

Additional Information
 Earth MOID = 1.12013 au 
 Jupiter MOID = 1.4659 au 
 T_jup = 3.226 
[ 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 14.6   n/a MPO502812  
diameter diameter 7.703 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123982 (2001 FA44)          Discovered 2001-Mar-18 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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