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79092 (1981 DT1)
Classification: Main-belt Asteroid          SPK-ID: 2079092
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2075557273751935 4.3719e-08  
a 2.75907584235798 1.5172e-08 au
q 2.186413849014044 1.1708e-07 au
i 7.887992409061614 4.1724e-06 deg
node 243.3229689660911 3.4449e-05 deg
peri 330.8563851884821 3.5734e-05 deg
M 171.5183864814104 1.0205e-05 deg
tp 2458202.960748082942
(2018-Mar-25.46074808)
4.5832e-05 TDB
period 1673.955408397333
4.58
1.3808e-05
3.78e-08
d
yr
n .2150594921430247 1.7739e-09 deg/d
Q 3.331737835701915 1.8321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      841  
   data-arc span      14140 days (38.71 yr)  
   first obs. used      1981-02-09  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51434  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 09:20:26  

Additional Information
 Earth MOID = 1.18331 au 
 Jupiter MOID = 1.67692 au 
 T_jup = 3.297 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456984.5 (2014-Nov-23.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2070076322121081 4.3745e-08  
q 2.189105430288376 1.1716e-07 au
tp 2456529.029258479908
(2013-Aug-24.52925848)
4.586e-05 TDB
node 243.3454222522249 3.4475e-05 deg
peri 331.0291556961032 3.5772e-05 deg
i 7.88285697846328 4.1711e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      841  
   data-arc span      14140 days (38.71 yr)  
   first obs. used      1981-02-09  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51434  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 09:20:26  

Additional Information
 Jupiter MOID = 1.67692 au 
 T_jup = 3.297 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.913598685223189E-15 -5.10071519793442E-15 -6.034750052770328E-13 2.342980129690371E-15 -1.401381394965739E-13 1.581747003965129E-15
q -5.10071519793442E-15 1.372609335648056E-14 1.588726325313535E-12 -1.938201960821642E-15 3.727698777864543E-13 -3.923694248764639E-15
tp -6.034750052770328E-13 1.588726325313535E-12 2.103177524965604E-9 -4.403975122562085E-12 4.703095539159551E-10 -9.170213088511209E-13
node 2.342980129690371E-15 -1.938201960821642E-15 -4.403975122562085E-12 1.188517242691527E-9 -1.177373775090761E-9 -3.995120935602293E-11
peri -1.401381394965739E-13 3.727698777864543E-13 4.703095539159551E-10 -1.177373775090761E-9 1.279620191318086E-9 3.937848964183353E-11
i 1.581747003965129E-15 -3.923694248764639E-15 -9.170213088511209E-13 -3.995120935602293E-11 3.937848964183353E-11 1.73979873290297E-11

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 14.7   n/a MPO449497  

79092 (1981 DT1)          Discovered 1981-Feb-28 by Bus, S. J. at Siding Spring
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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