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79447 (1997 WQ1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2079447
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .084054465893956 3.7227e-08  
a 1.919308648848647 6.1343e-09 au
q 1.757982185484023 7.1087e-08 au
i 18.17149011686791 4.4921e-06 deg
node 235.4244125640504 1.1736e-05 deg
peri 196.6007072180133 2.8908e-05 deg
M 153.5720128431651 2.8915e-05 deg
tp 2458586.190174231520
(2019-Apr-12.69017423)
7.7007e-05 TDB
period 971.2156174509037
2.66
4.6561e-06
1.275e-08
d
yr
n .3706694924705518 1.777e-09 deg/d
Q 2.08063511221327 6.6499e-09 au
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      8244 days (22.57 yr)  
   first obs. used      1997-11-21  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52233  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:02:48  

Additional Information
 Earth MOID = .774432 au 
 Jupiter MOID = 3.20361 au 
 T_jup = 3.861 
[ 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 15.9   n/a MPO348012  

79447 (1997 WQ1)          Discovered 1997-Nov-21 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1997 WQ1 = 1999 LJ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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