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85211 (1992 PL)
Classification: Main-belt Asteroid          SPK-ID: 2085211
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061251537618266 4.9744e-08  
a 2.612511852362645 1.3989e-08 au
q 2.335258630326065 1.2915e-07 au
i 6.006167986444106 4.7792e-06 deg
node 298.7628062511814 4.3537e-05 deg
peri 45.33481794109164 4.8406e-05 deg
M 189.2619515558343 2.4249e-05 deg
tp 2459731.998842596918
(2022-Jun-01.49884260)
0.00010679 TDB
period 1542.360274903851
4.22
1.2388e-05
3.392e-08
d
yr
n .2334085011509014 1.8747e-09 deg/d
Q 2.889765074399226 1.5473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      10130 days (27.73 yr)  
   first obs. used      1992-07-24  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:34:30  

Additional Information
 Earth MOID = 1.33153 au 
 Jupiter MOID = 2.46897 au 
 T_jup = 3.393 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456804.5 (2014-May-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1055773679415031 4.9716e-08  
q 2.336433971950479 1.2913e-07 au
tp 2456640.553817078471
(2013-Dec-14.05381708)
9.6819e-05 TDB
node 298.9063013084594 4.3411e-05 deg
peri 43.93380605304282 4.8369e-05 deg
i 6.015643817424404 4.7852e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      10130 days (27.73 yr)  
   first obs. used      1992-07-24  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:34:30  

Additional Information
 Jupiter MOID = 2.46897 au 
 T_jup = 3.393 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.471705097158446E-15 -6.389805423580236E-15 7.076444664589039E-13 -1.709700802771943E-14 1.220387035498476E-13 1.072019613002848E-15
q -6.389805423580236E-15 1.667433366607314E-14 -1.440108894719961E-12 4.227017075671643E-14 -2.264091609331484E-13 -2.721263572909037E-15
tp 7.076444664589039E-13 -1.440108894719961E-12 9.373888705396132E-9 -3.255462640925961E-11 2.089279231135875E-9 -3.588779647846843E-12
node -1.709700802771943E-14 4.227017075671643E-14 -3.255462640925961E-11 1.884528119638493E-9 -1.880674592599874E-9 5.664272597320606E-11
peri 1.220387035498476E-13 -2.264091609331484E-13 2.089279231135875E-9 -1.880674592599874E-9 2.339555465144573E-9 -5.713855380631964E-11
i 1.072019613002848E-15 -2.721263572909037E-15 -3.588779647846843E-12 5.664272597320606E-11 -5.713855380631964E-11 2.289824510927431E-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 14.9   n/a MPO468821  

85211 (1992 PL)          Discovered 1992-Aug-08 by Elst, E. W. at Caussols
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1992 PL = 2001 UR66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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