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387733 (2003 GS)
Classification: Aten [NEO]          SPK-ID: 2387733
[ 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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183454787032796 1.2145e-08  
a .8928022051201044 1.1682e-09 au
q .6978628802558117 1.0685e-08 au
i 12.03246761854195 5.5633e-06 deg
node 196.2296150332446 7.6143e-06 deg
peri 181.8354081641885 1.8242e-05 deg
M 285.063995871333 2.3426e-05 deg
tp 2459064.638579707895
(2020-Aug-03.13857971)		 2.0021e-05 TDB
period 308.1281016158328
0.84		 6.0477e-07
1.656e-09		 d
yr
n 1.168345237296272 2.2931e-09 deg/d
Q 1.087741529984397 1.4233e-09 au
   Orbit Determination Parameters
   # obs. used (total)      784  
   # delay obs. used      5  
   # Doppler obs. used      0  
   data-arc span      6239 days (17.08 yr)  
   first obs. used      2003-04-04  
   last obs. used      2020-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .31873  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-04 06:04:46  

Additional Information
 Earth MOID = .0865784 au 
 Jupiter MOID = 4.25663 au 
 T_jup = 6.619 
[ 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 18.9   n/a MPO300524  
diameter diameter 0.344 km 0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 2.467 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Benishek, V. (2014) Minor Planet Bull. 41, 257-260.]
[Hicks, M.; Frederick, J.; Harley, I. (2014) Astronomer's Telegram 6090. http://www.astronomerstelegram.org]
[Warner, Brian D. (2014) Minor Planet Bull. 41, 213-224.]
[Elenin, L.; Kusakin, A.; Molotov, I. (2015) Minor Planet Bull. 42, 27.]
[Vaduvescu, O.; Aznar, A.M.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.]
geometric albedo albedo 0.411   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

387733 (2003 GS)          Discovered 2003-Apr-04 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
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