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85021 (2067 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2085021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2199076188483255 3.3141e-08  
a 2.741979120608068 1.3158e-08 au
q 2.138997021263322 9.0696e-08 au
i 3.300279125503409 4.5865e-06 deg
node 336.0327486850849 6.4416e-05 deg
peri 294.9490887912288 6.5326e-05 deg
M 210.3668492143327 1.1064e-05 deg
tp 2460085.818544164183
(2023-May-21.31854416)
5.3667e-05 TDB
period 1658.420440899221
4.54
1.1938e-05
3.268e-08
d
yr
n .2170740248502982 1.5626e-09 deg/d
Q 3.344961219952813 1.6052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      912  
   data-arc span      22030 days (60.31 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:05:55  

Additional Information
 Earth MOID = 1.12531 au 
 Jupiter MOID = 1.78712 au 
 T_jup = 3.312 
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Orbital Elements at Epoch 2456917.5 (2014-Sep-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2204147864960439 3.3035e-08  
q 2.137050445085201 9.0402e-08 au
tp 2456771.800493295279
(2014-Apr-24.30049330)
4.4538e-05 TDB
node 336.112472747335 6.4375e-05 deg
peri 295.1177758591004 6.5284e-05 deg
i 3.302069336038814 4.5882e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      912  
   data-arc span      22030 days (60.31 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:05:55  

Additional Information
 Jupiter MOID = 1.78712 au 
 T_jup = 3.312 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.091312485689438E-15 -2.967241798933618E-15 2.470771032228833E-13 -9.073346674928118E-15 4.574370627212912E-14 -7.93280771649015E-16
q -2.967241798933618E-15 8.172563773487988E-15 -6.119853131924651E-13 2.456008101659448E-14 -1.080152119676553E-13 2.484384946314874E-15
tp 2.470771032228833E-13 -6.119853131924651E-13 1.983607189380855E-9 -1.131772382559134E-11 4.949857902307499E-10 -1.127963427611827E-12
node -9.073346674928118E-15 2.456008101659448E-14 -1.131772382559134E-11 4.144191415262632E-9 -4.139500479937664E-9 1.274364114482012E-11
peri 4.574370627212912E-14 -1.080152119676553E-13 4.949857902307499E-10 -4.139500479937664E-9 4.262048795517486E-9 -1.29381947861611E-11
i -7.93280771649015E-16 2.484384946314874E-15 -1.127963427611827E-12 1.274364114482012E-11 -1.29381947861611E-11 2.105135673505372E-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 15.14   n/a MPCxxxxx  
diameter diameter 5.594 km 0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85021 (2067 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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Alternate Designations
 2067 P-L = 2000 JV31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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