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85080 (2070 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08073177546345352 5.5462e-08  
a 3.156638993880255 2.7057e-08 au
q 2.901797923407133 1.7627e-07 au
i 19.48807347880624 6.342e-06 deg
node 1.684896900216341 1.3381e-05 deg
peri 215.1951964330828 3.2937e-05 deg
M 264.9664179457075 3.1302e-05 deg
tp 2459541.267273589029
(2021-Nov-22.76727359)
0.00017968 TDB
period 2048.499217685304
5.61
2.6338e-05
7.211e-08
d
yr
n .1757384122444435 2.2595e-09 deg/d
Q 3.411480064353378 2.9241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      16936 days (46.37 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:26:02  

Additional Information
 Earth MOID = 1.91663 au 
 Jupiter MOID = 1.59884 au 
 T_jup = 3.112 
[ 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 13.9   n/a MPO325049  
diameter diameter 3.879 km 1.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.389   0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85080 (2070 T-2)          Discovered 1973-Sep-29 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
 2070 T-2 = 1999 FH28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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