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30824 (1990 TD)
Classification: Main-belt Asteroid          SPK-ID: 2030824
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1812877901227462 6.2392e-08  
a 2.276902047149008 1.9152e-08 AU
q 1.864127506695407 1.4027e-07 AU
i 5.008001397374778 7.4894e-06 deg
node 254.2787310557088 7.7967e-05 deg
peri 74.52007699207169 8.2039e-05 deg
M 334.408661972752 3.1288e-05 deg
tp 2456889.708336449571
(2014-Aug-20.20833645)
0.00010966 JED
period 1254.916842865026
3.44
1.5834e-05
4.335e-08
d
yr
n .2868715979443749 3.6195e-09 deg/d
Q 2.689676587602608 2.2624e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      8352 days (22.87 yr)  
   first obs. used      1990-07-28  
   last obs. used      2013-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5472  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 22:47:16  

Additional Information
 Earth MOID = .859302 AU 
 T_jup = 3.581 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO263605  

30824 (1990 TD)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring (413)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 TD = 1999 CU109 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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