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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1812877577072849 5.7596e-08  
a 2.276902008799925 1.6746e-08 AU
q 1.864127549105374 1.3265e-07 AU
i 5.008007605443665 6.7129e-06 deg
node 254.2786757290289 7.1974e-05 deg
peri 74.52007518035381 7.4568e-05 deg
M 334.4087356525541 1.9835e-05 deg
tp 2456889.708077356862
(2014-Aug-20.20807736)
6.9229e-05 JED
period 1254.916811160823
3.44
1.3845e-05
3.791e-08
d
yr
n .2868716051918953 3.1649e-09 deg/d
Q 2.689676468494476 1.9782e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      8742 days (23.93 yr)  
   first obs. used      1990-07-28  
   last obs. used      2014-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53233  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:03:32  

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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