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123957 (2001 FD11)
Classification: Main-belt Asteroid          SPK-ID: 2123957
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07917169024313919 5.4624e-08  
a 3.108264106440148 2.6463e-08 au
q 2.862177583411201 1.748e-07 au
i 9.566647438388053 6.6497e-06 deg
node 179.1794812038818 2.4793e-05 deg
peri 138.58825731807 4.3038e-05 deg
M 51.90447831712332 3.226e-05 deg
tp 2458711.912426571028
(2019-Aug-16.41242657)
0.00018018 TDB
period 2001.590803006992
5.48
2.5561e-05
6.998e-08
d
yr
n .1798569415183021 2.2969e-09 deg/d
Q 3.354350629469095 2.8558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      701  
   data-arc span      8657 days (23.70 yr)  
   first obs. used      1996-03-24  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55044  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:13:43  

Additional Information
 Earth MOID = 1.85827 au 
 Jupiter MOID = 1.9512 au 
 T_jup = 3.194 
[ 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 MPO432733  
diameter diameter 4.474 km 0.636 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.153   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123957 (2001 FD11)          Discovered 2001-Mar-19 by LONEOS at Anderson Mesa
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 FD11 = 1998 UK26 = 2003 SA64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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