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80402 (1999 XR179)
Classification: Main-belt Asteroid          SPK-ID: 2080402
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1060247199678229 3.8632e-08  
a 2.363949928508155 1.0956e-08 au
q 2.113312799320123 8.863e-08 au
i 3.13451423503107 4.1165e-06 deg
node 38.99648073344598 6.6387e-05 deg
peri 107.8179443055973 7.0243e-05 deg
M 186.2974786069836 2.5731e-05 deg
tp 2459641.059473772246
(2022-Mar-02.55947377)
9.7811e-05 TDB
period 1327.565130941615
3.63
9.2293e-06
2.527e-08
d
yr
n .27117313614938 1.8852e-09 deg/d
Q 2.614587057696187 1.2118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      10621 days (29.08 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51102  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:19:42  

Additional Information
 Earth MOID = 1.12738 au 
 Jupiter MOID = 2.38244 au 
 T_jup = 3.540 
[ 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 16.1   n/a MPO337863  

80402 (1999 XR179)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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