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85170 (1989 TZ3)
Classification: Main-belt Asteroid          SPK-ID: 2085170
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761437173586576 3.6874e-08  
a 2.43479530825054 8.8909e-09 au
q 2.005921411647872 9.1311e-08 au
i 2.319774627460142 4.1599e-06 deg
node 71.1268254949606 0.00010428 deg
peri 273.2662949975377 0.00010502 deg
M 151.3248272895854 1.3173e-05 deg
tp 2458813.189495659126
(2019-Nov-25.68949566)
4.9526e-05 TDB
period 1387.6888896814
3.80
7.601e-06
2.081e-08
d
yr
n .2594241423109271 1.421e-09 deg/d
Q 2.863669204853209 1.0457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      11515 days (31.53 yr)  
   first obs. used      1989-09-26  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54036  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:25:30  

Additional Information
 Earth MOID = .999193 au 
 Jupiter MOID = 2.54148 au 
 T_jup = 3.483 
[ 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 16.11   n/a MPCxxxxx  

85170 (1989 TZ3)          Discovered 1989-Oct-07 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1989 TZ3 = 1989 SS3 = 2002 AL79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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