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80254 (1999 WG13)
Classification: Main-belt Asteroid          SPK-ID: 2080254
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1084425947228621 4.4932e-08  
a 2.274644104538662 1.0722e-08 au
q 2.027975795771428 1.0526e-07 au
i 5.031400847729812 5.6649e-06 deg
node 53.08248299040461 5.2682e-05 deg
peri 22.97733315221583 5.8983e-05 deg
M 332.7137848741293 2.7711e-05 deg
tp 2459095.475023234481
(2020-Sep-02.97502323)
9.6738e-05 TDB
period 1253.050604735421
3.43
8.8602e-06
2.426e-08
d
yr
n .2872988518097506 2.0315e-09 deg/d
Q 2.521312413305895 1.1885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      7650 days (20.94 yr)  
   first obs. used      1999-11-09  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:20:17  

Additional Information
 Earth MOID = 1.04402 au 
 Jupiter MOID = 2.68901 au 
 T_jup = 3.597 
[ 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 16.8   n/a MPO439590  

80254 (1999 WG13)          Discovered 1999-Nov-30 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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