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488803 (2005 GB120)
Classification: Aten [NEO]          SPK-ID: 2488803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3947480183703765 1.3223e-07  
a .7911526115197399 2.4944e-09 au
q .4788466858937743 1.0378e-07 au
i 9.146761348838664 2.4874e-05 deg
node 160.9223521641396 0.00018614 deg
peri 243.7495114167741 0.00015941 deg
M 301.8909309968653 7.71e-05 deg
tp 2459041.988739700633
(2020-Jul-11.48873970)
5.5214e-05 TDB
period 257.0329648788897
0.70
1.2156e-06
3.328e-09
d
yr
n 1.400598558125129 6.6238e-09 deg/d
Q 1.103458537145706 3.479e-09 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      4423 days (12.11 yr)  
   first obs. used      2005-04-12  
   last obs. used      2017-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51397  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-08 06:26:27  

Additional Information
 Earth MOID = .0736754 au 
 Jupiter MOID = 4.29169 au 
 T_jup = 7.284 
[ 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 20.5   n/a MPO437848  
diameter diameter 0.209 km 0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.283   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

488803 (2005 GB120)          Discovered 2005-Apr-12 by LONEOS at Anderson Mesa
Reference: Last Updated: 2017-05-15

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