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79017 (2117 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2079017
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218325022004803 3.5814e-08  
a 2.259387470094019 9.9816e-09 au
q 1.984120641172052 8.2091e-08 au
i 3.387679011556416 4.1608e-06 deg
node 19.02015296844886 5.5998e-05 deg
peri 217.1420976078544 5.8892e-05 deg
M 187.4741317174155 2.1683e-05 deg
tp 2459794.978594920438
(2022-Aug-03.47859492)
7.7257e-05 TDB
period 1240.464959265247
3.40
8.2202e-06
2.251e-08
d
yr
n .2902137600188525 1.9232e-09 deg/d
Q 2.534654299015986 1.1198e-08 au
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      18191 days (49.80 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49712  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:39:45  

Additional Information
 Earth MOID = .972507 au 
 Jupiter MOID = 2.46135 au 
 T_jup = 3.609 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457213.5 (2015-Jul-10.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215171948879203 3.586e-08  
q 1.984909120221279 8.219e-08 au
tp 2457314.157690120054
(2015-Oct-18.65769012)
6.7741e-05 TDB
node 19.05993642935949 5.596e-05 deg
peri 217.1807190927129 5.8868e-05 deg
i 3.389027083945754 4.1617e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      18191 days (49.80 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49712  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:39:45  

Additional Information
 Jupiter MOID = 2.46135 au 
 T_jup = 3.609 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.285951410310462E-15 -2.930465577020457E-15 -8.221515197947362E-13 5.370877970456411E-16 -2.045645215591549E-13 -3.38069878324913E-16
q -2.930465577020457E-15 6.755239566603954E-15 2.161987004333494E-12 -8.322859660894107E-16 5.405234897233943E-13 9.642820347861854E-16
tp -8.221515197947362E-13 2.161987004333494E-12 4.58878756127675E-9 8.131051882142731E-12 1.245580758561358E-9 2.190650399327286E-12
node 5.370877970456411E-16 -8.322859660894107E-16 8.131051882142731E-12 3.131482398443707E-9 -3.123222412867004E-9 -9.152904182037203E-12
peri -2.045645215591549E-13 5.405234897233943E-13 1.245580758561358E-9 -3.123222412867004E-9 3.465395818315298E-9 9.73707851739455E-12
i -3.38069878324913E-16 9.642820347861854E-16 2.190650399327286E-12 -9.152904182037203E-12 9.73707851739455E-12 1.731981307108966E-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 15.71   n/a E2021B10  

79017 (2117 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2117 T-1 = 1996 UE3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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