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161942 (2007 GS1)
Classification: Main-belt Asteroid          SPK-ID: 2161942
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1433961922097877 4.2669e-08  
a 2.669603549616084 1.5235e-08 au
q 2.286792565891405 1.1637e-07 au
i 12.87185432334401 5.8893e-06 deg
node 191.0417061028194 1.8403e-05 deg
peri 68.25453401977933 2.6813e-05 deg
M 330.0936308203972 1.9013e-05 deg
tp 2459132.851775859846
(2020-Oct-10.35177586)
8.4153e-05 TDB
period 1593.193711460011
4.36
1.3639e-05
3.734e-08
d
yr
n .2259612233029052 1.9343e-09 deg/d
Q 3.052414533340764 1.742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      21796 days (59.67 yr)  
   first obs. used      1960-09-25  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:11:03  

Additional Information
 Earth MOID = 1.30926 au 
 Jupiter MOID = 2.06225 au 
 T_jup = 3.331 
[ 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 15.5   n/a MPO248248  

161942 (2007 GS1)          Discovered 2007-Apr-10 by Lowe, A. at Mayhill
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2007 GS1 = 1998 FR138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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