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392561 (2011 SQ79)
Classification: Main-belt Asteroid          SPK-ID: 2392561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06734728769818683 8.0634e-08  
a 2.683127974682881 4.3018e-08 au
q 2.50242658304086 2.3393e-07 au
i 4.225406199116062 1.6173e-05 deg
node 183.359410408817 0.00010589 deg
peri 98.01018931284182 0.00016383 deg
M 334.4723968144513 0.00011904 deg
tp 2458714.332964833744
(2019-Aug-18.83296483)
0.00053025 TDB
period 1605.315902252305
4.40
3.8607e-05
1.057e-07
d
yr
n .2242549267062698 5.3932e-09 deg/d
Q 2.863829366324903 4.5915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      8451 days (23.14 yr)  
   first obs. used      1994-12-01  
   last obs. used      2018-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65865  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:40:39  

Additional Information
 Earth MOID = 1.48992 au 
 Jupiter MOID = 2.21629 au 
 T_jup = 3.368 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456591.5 (2013-Oct-26.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06628020881028432 8.203e-08  
q 2.503394630252564 2.3755e-07 au
tp 2457115.406795548153
(2015-Apr-02.90679555)
0.00054647 TDB
node 183.3953996584723 0.00010581 deg
peri 99.17724438967413 0.00016496 deg
i 4.22698087058466 1.6182e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      8451 days (23.14 yr)  
   first obs. used      1994-12-01  
   last obs. used      2018-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65865  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:40:39  

Additional Information
 Jupiter MOID = 2.21629 au 
 T_jup = 3.368 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.728918517225825E-15 -1.924324731543162E-14 2.184906987226213E-11 -1.142498572097336E-14 5.147778236053261E-12 5.20173413853791E-15
q -1.924324731543162E-14 5.643210385349606E-14 -6.496821233009263E-11 2.299488159211256E-14 -1.540497087972288E-11 -1.164368480507418E-14
tp 2.184906987226213E-11 -6.496821233009263E-11 2.986272265272114E-7 -3.745335665926258E-11 6.916414637861228E-8 5.134968238746848E-11
node -1.142498572097336E-14 2.299488159211256E-14 -3.745335665926258E-11 1.119651507368038E-8 -1.117250588732743E-8 -4.321091077198845E-10
peri 5.147778236053261E-12 -1.540497087972288E-11 6.916414637861228E-8 -1.117250588732743E-8 2.721036182095054E-8 4.427413525227172E-10
i 5.20173413853791E-15 -1.164368480507418E-14 5.134968238746848E-11 -4.321091077198845E-10 4.427413525227172E-10 2.618679681907957E-10

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 17.2   n/a MPO440694  

392561 (2011 SQ79)          Discovered 2007-Nov-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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