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30669 (1234 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2030669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09139492379111411 3.1499e-08  
a 2.309868443490219 7.5527e-09 au
q 2.098758193129931 7.3385e-08 au
i 2.829210445780218 4.1407e-06 deg
node 229.5011701204147 6.6404e-05 deg
peri 223.6358174338801 7.0164e-05 deg
M 83.27928424848321 2.1669e-05 deg
tp 2458903.870883217325
(2020-Feb-24.37088322)
7.7178e-05 TDB
period 1282.269450385052
3.51
6.2891e-06
1.722e-08
d
yr
n .2807522240289635 1.377e-09 deg/d
Q 2.520978693850507 8.243e-09 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      17343 days (47.48 yr)  
   first obs. used      1973-09-29  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50973  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:30:55  

Additional Information
 Earth MOID = 1.11621 au 
 Jupiter MOID = 2.60981 au 
 T_jup = 3.578 
[ 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 15.76   n/a E2021B10  

30669 (1234 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1234 T-2 = 2000 HD52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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