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277137 (2005 JG118)
Classification: Main-belt Asteroid          SPK-ID: 2277137
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2811603156667162 5.9261e-08  
a 2.695494744195681 1.552e-08 au
q 1.937628591039649 1.5772e-07 au
i 13.48407521759576 8.1155e-06 deg
node 84.39712198195062 3.5003e-05 deg
peri 256.2792761655522 3.9812e-05 deg
M 75.04554498735492 1.4884e-05 deg
tp 2458663.539824287721
(2019-Jun-29.03982429)
6.6899e-05 TDB
period 1616.427241308732
4.43
1.3961e-05
3.822e-08
d
yr
n .2227133958151607 1.9235e-09 deg/d
Q 3.453360897351713 1.9884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      6763 days (18.52 yr)  
   first obs. used      2001-07-22  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54389  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:09:37  

Additional Information
 Earth MOID = .980192 au 
 Jupiter MOID = 2.12184 au 
 T_jup = 3.274 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO440343  

277137 (2005 JG118)          Discovered 2005-May-10 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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