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56291 (1999 NG3)
Classification: Main-belt Asteroid          SPK-ID: 2056291
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2056274043590749 4.6502e-08  
a 2.691116686541104 1.489e-08 au
q 2.137749347460263 1.2885e-07 au
i 13.37185375985825 5.0824e-06 deg
node 165.1296655995873 1.5277e-05 deg
peri 203.7329792763408 1.7156e-05 deg
M 206.2435278722209 8.5704e-06 deg
tp 2459689.196895934554
(2022-Apr-19.69689593)
4.1115e-05 TDB
period 1612.49070758073
4.41
1.3383e-05
3.664e-08
d
yr
n .2232571005262531 1.8529e-09 deg/d
Q 3.244484025621945 1.7952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      854  
   data-arc span      8174 days (22.38 yr)  
   first obs. used      1998-03-05  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55076  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-26 09:05:16  

Additional Information
 Earth MOID = 1.14215 au 
 Jupiter MOID = 2.22637 au 
 T_jup = 3.303 
[ 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 15.0   n/a MPO337705  

56291 (1999 NG3)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NG3 = 2002 EJ148 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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