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JPL Small-Body Database Browser
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212999 (4330 T-3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2212999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1645102544433259 4.8869e-08  
a 3.218500914026039 2.7905e-08 au
q 2.689024509733538 1.5752e-07 au
i 5.473526129094992 5.6453e-06 deg
node 152.4446836953851 5.7667e-05 deg
peri 226.8369080259532 6.0821e-05 deg
M 57.37700063388873 1.785e-05 deg
tp 2458264.364622665155
(2018-May-25.86462267)
0.00010349 TDB
period 2109.011180502044
5.77
2.7429e-05
7.51e-08
d
yr
n .1706961078861152 2.22e-09 deg/d
Q 3.747977318318539 3.2496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      15096 days (41.33 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63295  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:31:15  

Additional Information
 Earth MOID = 1.69398 au 
 Jupiter MOID = 1.72335 au 
 T_jup = 3.161 
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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 15.3   n/a MPO427253  

212999 (4330 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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Alternate Designations
 4330 T-3 = 1997 CM15 = 2003 GZ11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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