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85066 (4255 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2085066
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599426066365006 4.309e-08  
a 2.393730762461407 1.1981e-08 au
q 2.010871224727351 9.9689e-08 au
i 3.231174231397161 5.4706e-06 deg
node 163.3619057267027 6.2874e-05 deg
peri 49.33213874234821 6.5367e-05 deg
M 180.8060388729778 1.9959e-05 deg
tp 2460069.836639937154
(2023-May-05.33663994)
7.8332e-05 TDB
period 1352.730799926614
3.70
1.0156e-05
2.781e-08
d
yr
n .2661283383357059 1.998e-09 deg/d
Q 2.776590300195462 1.3897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      18400 days (50.38 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55068  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:53:40  

Additional Information
 Earth MOID = 1.00741 au 
 Jupiter MOID = 2.18616 au 
 T_jup = 3.511 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.22   n/a E2021B10  

85066 (4255 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 4255 T-1 = 1979 ML8 = 1997 GB16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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