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385212 (1999 TA250)
Classification: Inner Main-belt Asteroid          SPK-ID: 2385212
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1007737459677043 4.8328e-08  
a 1.920649022342825 1.169e-08 au
q 1.72709802567213 9.0159e-08 au
i 19.71996149580857 8.7915e-06 deg
node 5.62076554594165 1.4531e-05 deg
peri 75.35199142835336 5.0815e-05 deg
M 290.6868563634815 4.4278e-05 deg
tp 2459387.690384664370
(2021-Jun-22.19038466)
0.00011943 TDB
period 972.2331861408881
2.66
8.8762e-06
2.43e-08
d
yr
n .3702815385565658 3.3806e-09 deg/d
Q 2.11420001901352 1.2868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51068  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:33  

Additional Information
 Earth MOID = .812843 au 
 Jupiter MOID = 3.07058 au 
 T_jup = 3.847 
[ 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 17.64   n/a MPCxxxxx  

385212 (1999 TA250)          Discovered 1999-Oct-09 by CSS at Catalina
Reference: Last Updated: 2014-02-19

Alternate Designations
 1999 TA250 = 2007 RU194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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