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85767 (1998 TG28)
Classification: Main-belt Asteroid          SPK-ID: 2085767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07367801895252322 3.5833e-08  
a 3.065196773544246 2.501e-08 au
q 2.83935914756984 1.1463e-07 au
i 12.39265901827641 5.4784e-06 deg
node 27.18652474607053 1.9566e-05 deg
peri 67.61078212624415 4.5946e-05 deg
M 239.2524168672413 4.0722e-05 deg
tp 2459257.948762801048
(2021-Feb-12.44876280)
0.00022366 TDB
period 1960.134923347927
5.37
2.399e-05
6.568e-08
d
yr
n .1836608264624544 2.2478e-09 deg/d
Q 3.291034399518652 2.6852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      7691 days (21.06 yr)  
   first obs. used      1998-10-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:14:18  

Additional Information
 Earth MOID = 1.88317 au 
 Jupiter MOID = 1.9133 au 
 T_jup = 3.193 
[ show covariance matrix ]

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 14.5   n/a MPO410592  
diameter diameter 3.528 km 0.737 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.297   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85767 (1998 TG28)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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