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54046 (2000 GK123)
Classification: Main-belt Asteroid          SPK-ID: 2054046
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1541918485666098 3.8868e-08  
a 2.653058004216609 1.0727e-08 au
q 2.243978086192009 1.0503e-07 au
i 4.583235884900221 3.2816e-06 deg
node 118.1545624313604 5.4041e-05 deg
peri 95.74730797696137 5.512e-05 deg
M 238.7450353996269 1.2729e-05 deg
tp 2459532.137458234082
(2021-Nov-13.63745823)
5.725e-05 TDB
period 1578.405351030721
4.32
9.5729e-06
2.621e-08
d
yr
n .2280782941878111 1.3833e-09 deg/d
Q 3.062137922241209 1.2381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1564  
   data-arc span      15304 days (41.90 yr)  
   first obs. used      1978-03-06  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49317  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:59:41  

Additional Information
 Earth MOID = 1.24327 au 
 Jupiter MOID = 1.91684 au 
 T_jup = 3.368 
[ 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 14.1   n/a MPO302359  
diameter diameter 8.059 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

54046 (2000 GK123)          Discovered 2000-Apr-07 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 GK123 = 1978 EK5 = 2001 PP39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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