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80017 (1999 GQ39)
Classification: Main-belt Asteroid          SPK-ID: 2080017
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685208907927976 4.7712e-08  
a 2.774388071007962 2.2068e-08 au
q 2.306845721876789 1.3316e-07 au
i 14.49141458892957 5.4481e-06 deg
node 56.94416194385875 1.884e-05 deg
peri 179.1279667873659 2.4455e-05 deg
M 215.1890701032838 2.0295e-05 deg
tp 2459879.466084621062
(2022-Oct-26.96608462)
0.00010085 TDB
period 1687.909818947479
4.62
2.0139e-05
5.514e-08
d
yr
n .2132815367022886 2.5447e-09 deg/d
Q 3.241930420139135 2.5787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      7951 days (21.77 yr)  
   first obs. used      1999-04-12  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55611  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:21:12  

Additional Information
 Earth MOID = 1.29389 au 
 Jupiter MOID = 1.7623 au 
 T_jup = 3.269 
[ 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 15.0   n/a MPO309750  

80017 (1999 GQ39)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 GQ39 = 2001 WQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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