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85061 (2137 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2085061
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1472079957345153 4.4848e-08  
a 3.147939633542367 3.2233e-08 au
q 2.684537749395351 1.3981e-07 au
i 3.331472830470517 6.3073e-06 deg
node 165.7209915551787 8.682e-05 deg
peri 55.95601858622033 8.9395e-05 deg
M 274.2927867186285 2.2199e-05 deg
tp 2459486.182990423175
(2021-Sep-28.68299042)
0.00012856 TDB
period 2040.036886724281
5.59
3.1333e-05
8.579e-08
d
yr
n .176467397399886 2.7104e-09 deg/d
Q 3.611341517689384 3.6978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      17376 days (47.57 yr)  
   first obs. used      1971-03-25  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55649  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 19:32:57  

Additional Information
 Earth MOID = 1.67816 au 
 Jupiter MOID = 1.36747 au 
 T_jup = 3.189 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456548.5 (2013-Sep-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514540136953225 4.4483e-08  
q 2.66711601612051 1.3902e-07 au
tp 2457444.402170976323
(2016-Feb-25.90217098)
0.00011583 TDB
node 165.9445302710107 8.7273e-05 deg
peri 55.85284895742797 8.9708e-05 deg
i 3.323530984599536 6.2986e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      17376 days (47.57 yr)  
   first obs. used      1971-03-25  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55649  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 19:32:57  

Additional Information
 Jupiter MOID = 1.36747 au 
 T_jup = 3.189 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.978769009650827E-15 -6.069749641341933E-15 -6.114858906319018E-13 3.049033887346891E-16 -9.286845626421575E-14 -1.47610997750542E-15
q -6.069749641341933E-15 1.932648671094176E-14 2.446643451750309E-12 5.197864262685311E-15 3.179824087359636E-13 4.853206436147541E-15
tp -6.114858906319018E-13 2.446643451750309E-12 1.34168852706095E-8 1.535510792068432E-11 2.412603108611621E-9 1.386136189164976E-12
node 3.049033887346891E-16 5.197864262685311E-15 1.535510792068432E-11 7.616618258708739E-9 -7.601258024119434E-9 -7.791184977712724E-11
peri -9.286845626421575E-14 3.179824087359636E-13 2.412603108611621E-9 -7.601258024119434E-9 8.047464565981317E-9 7.791662285569787E-11
i -1.47610997750542E-15 4.853206436147541E-15 1.386136189164976E-12 -7.791184977712724E-11 7.791662285569787E-11 3.967214350065209E-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 15.0   n/a MPO417411  
diameter diameter 4.217 km 0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85061 (2137 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 2137 T-1 = 1995 SX13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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