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79766 (1998 UQ4)
Classification: Main-belt Asteroid          SPK-ID: 2079766
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 .2197112930750726 5.6162e-08  
a 2.375900732120466 7.9825e-09 au
q 1.853888510048267 1.3604e-07 au
i 2.227804008960738 5.5002e-06 deg
node 351.4438320141541 7.4287e-05 deg
peri 342.9718871623714 7.4804e-05 deg
M 334.947750702089 6.5189e-06 deg
tp 2459093.586154170279
(2020-Sep-01.08615417)
2.4064e-05 TDB
period 1337.644979610462
3.66
6.7413e-06
1.846e-08
d
yr
n .2691297059290249 1.3563e-09 deg/d
Q 2.897912954192666 9.7364e-09 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      10584 days (28.98 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49575  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:06  

Additional Information
 Earth MOID = .844109 au 
 Jupiter MOID = 2.47816 au 
 T_jup = 3.507 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457702.5 (2016-Nov-10.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2194845727751008 5.6105e-08  
q 1.853994788096808 1.3583e-07 au
tp 2457757.425634814888
(2017-Jan-03.92563481)
2.7151e-05 TDB
node 351.4915175275366 7.4291e-05 deg
peri 343.1853727094181 7.4808e-05 deg
i 2.227960271216541 5.4995e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      10584 days (28.98 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49575  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:06  

Additional Information
 Jupiter MOID = 2.47816 au 
 T_jup = 3.507 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.147720998294195E-15 -7.614040319965104E-15 2.751476117976657E-13 -1.386990448063772E-14 8.203500001566603E-14 -5.228760265478963E-15
q -7.614040319965104E-15 1.845070467189191E-14 -7.470115400209595E-13 3.184990109061958E-14 -2.212924388537187E-13 1.274765915270298E-14
tp 2.751476117976657E-13 -7.470115400209595E-13 7.371672029452241E-10 6.222124822914068E-12 2.426571349780571E-10 -1.009984684128159E-12
node -1.386990448063772E-14 3.184990109061958E-14 6.222124822914068E-12 5.519139682885796E-9 -5.512476724895388E-9 -1.642043634117797E-10
peri 8.203500001566603E-14 -2.212924388537187E-13 2.426571349780571E-10 -5.512476724895388E-9 5.596284887773143E-9 1.638049440760473E-10
i -5.228760265478963E-15 1.274765915270298E-14 -1.009984684128159E-12 -1.642043634117797E-10 1.638049440760473E-10 3.024430736107072E-11

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 MPO432347  

79766 (1998 UQ4)          Discovered 1998-Oct-20 by ODAS at Caussols
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 UQ4 = 2002 TP238 = 2002 TZ301 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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