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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .106125153410153 4.9742e-08  
a 2.612511852015673 1.398e-08 au
q 2.335258630934666 1.2915e-07 au
i 6.006168101712097 4.7744e-06 deg
node 298.7628055855213 4.352e-05 deg
peri 45.3348191401906 4.8386e-05 deg
M 189.2619512221457 2.4245e-05 deg
tp 2459731.998843880823
(2022-Jun-01.49884388)
0.00010678 TDB
period 1542.360274596585
4.22
1.238e-05
3.389e-08
d
yr
n .2334085011974005 1.8735e-09 deg/d
Q 2.889765073096679 1.5463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      988  
   data-arc span      10164 days (27.83 yr)  
   first obs. used      1992-07-24  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:01:43  

Additional Information
 Earth MOID = 1.33153 au 
 Jupiter MOID = 2.46897 au 
 T_jup = 3.393 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456814.5 (2014-Jun-06.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1055744789606357 4.9715e-08  
q 2.336439128571697 1.2913e-07 au
tp 2456640.557153020564
(2013-Dec-14.05715302)
9.6786e-05 TDB
node 298.9062958887958 4.3394e-05 deg
peri 43.93490619271358 4.8349e-05 deg
i 6.015643936506812 4.7805e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      988  
   data-arc span      10164 days (27.83 yr)  
   first obs. used      1992-07-24  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:01:43  

Additional Information
 Jupiter MOID = 2.46897 au 
 T_jup = 3.393 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.471537046850402E-15 -6.389463031008112E-15 7.088846652947183E-13 -1.715106233804447E-14 1.224438358549793E-13 1.080300911065534E-15
q -6.389463031008112E-15 1.66734867563703E-14 -1.442485944757268E-12 4.240421175629478E-14 -2.271993171999369E-13 -2.742451863661445E-15
tp 7.088846652947183E-13 -1.442485944757268E-12 9.367458859843357E-9 -3.257667151706911E-11 2.087488837158546E-9 -3.578411330843222E-12
node -1.715106233804447E-14 4.240421175629478E-14 -3.257667151706911E-11 1.88306554966849E-9 -1.879222182295917E-9 5.690044451336401E-11
peri 1.224438358549793E-13 -2.271993171999369E-13 2.087488837158546E-9 -1.879222182295917E-9 2.337603420726265E-9 -5.739265277263095E-11
i 1.080300911065534E-15 -2.742451863661445E-15 -3.578411330843222E-12 5.690044451336401E-11 -5.739265277263095E-11 2.285280829190217E-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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2060-May-25 14:32 00:01 Thisb 0.033573256391308 0.0335689279111367 0.0335775877834546 1.78972281827199 1.78972270479821 2473605.105676382 1.18644825020831 545.240887970247 40.6164522595951 67.0688449077487 113626.552947559 T 20 CATAB v2.0f-lin.ifort 2020-Nov-12 21:01:45 2020-Nov-12 21:01
2111-Feb-09 01:40 00:03 Thisb 0.0263482558282793 0.0263445621876793 0.0263519656758789 1.74491537315838 1.74491522485586 2492125.569344571 2.94022254454433 1069.60676987992 40.6829937033543 80.2965141385886 95225.1670003041 T 20 CATAB v2.0f-lin.ifort 2020-Nov-12 21:01:45 2020-Nov-12 21:01

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