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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08099316015946482 5.7666e-08  
a 3.156346889720762 2.8171e-08 au
q 2.900704380562779 1.8125e-07 au
i 19.48935968143057 6.871e-06 deg
node 1.703652211180434 1.3384e-05 deg
peri 215.1112638958554 3.3856e-05 deg
M 194.7627754934402 3.1675e-05 deg
tp 2459540.614840167435
(2021-Nov-22.11484017)
0.00018202 TDB
period 2048.214883001987
5.61
2.7421e-05
7.507e-08
d
yr
n .1757628083789541 2.3531e-09 deg/d
Q 3.411989398878744 3.0452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      764  
   data-arc span      16842 days (46.11 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54169  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:08:40  

Additional Information
 Earth MOID = 1.91578 au 
 Jupiter MOID = 1.59959 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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