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85075 (1444 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085075
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .101969282559613 3.7514e-08  
a 3.087435515577767 2.154e-08 au
q 2.772611931105233 1.2379e-07 au
i 15.84828190966258 5.3984e-06 deg
node 191.6523341218328 1.3924e-05 deg
peri 76.25095175173139 2.9457e-05 deg
M 17.11806818391456 2.5919e-05 deg
tp 2459302.279040733720
(2021-Mar-28.77904073)
0.00014256 TDB
period 1981.505446259064
5.43
2.0737e-05
5.677e-08
d
yr
n .1816800456842819 1.9013e-09 deg/d
Q 3.402259100050301 2.3737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      17479 days (47.85 yr)  
   first obs. used      1973-09-24  
   last obs. used      2021-08-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:31  

Additional Information
 Earth MOID = 1.81157 au 
 Jupiter MOID = 1.74808 au 
 T_jup = 3.160 
[ 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 14.51   n/a MPO637169  

85075 (1444 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
 1444 T-2 = 2000 RM21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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