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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456312.5 (2013-Jan-20.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2184048023080785 1.2032e-08  
q .6977716058407065 1.0787e-08 au
tp 2456292.131773724368
(2012-Dec-30.63177372)
2.1605e-05 TDB
node 196.3057508970495 7.586e-06 deg
peri 181.8545799125079 1.8251e-05 deg
i 12.0347594141867 5.5638e-06 deg
  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
 Jupiter MOID = 4.25663 au 
 T_jup = 6.619 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.447642863097401E-16 -1.293567567184895E-16 -1.702406218640964E-13 5.561899224394026E-14 -1.923667995649E-13 3.423737066155869E-14
q -1.293567567184895E-16 1.163559331828983E-16 1.482451809387822E-13 -4.964147293843951E-14 1.69222139207543E-13 -3.048214606725225E-14
tp -1.702406218640964E-13 1.482451809387822E-13 4.667611426478815E-10 1.094075290512232E-11 3.592985148718015E-10 -3.334117184249758E-11
node 5.561899224394026E-14 -4.964147293843951E-14 1.094075290512232E-11 5.754731694293216E-11 -4.770230459657273E-11 3.146585227327891E-11
peri -1.923667995649E-13 1.69222139207543E-13 3.592985148718015E-10 -4.770230459657273E-11 3.330840369576647E-10 -5.46418336214905E-11
i 3.423737066155869E-14 -3.048214606725225E-14 -3.334117184249758E-11 3.146585227327891E-11 -5.46418336214905E-11 3.095532633917517E-11

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 ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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