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190887 (2001 TB212)
Classification: Main-belt Asteroid          SPK-ID: 2190887
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396389887740587 3.4553e-08  
a 2.364300150263 1.0772e-08 au
q 2.03415166812192 8.1559e-08 au
i 1.168223861360667 5.7193e-06 deg
node 351.6024687638503 0.00020015 deg
peri 119.6634738215352 0.00020144 deg
M 23.51131326803127 2.3283e-05 deg
tp 2459113.778510417919
(2020-Sep-21.27851042)
8.5622e-05 TDB
period 1327.860162196858
3.64
9.0748e-06
2.485e-08
d
yr
n .2711128854143823 1.8528e-09 deg/d
Q 2.694448632404081 1.2276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1998-11-24  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:32  

Additional Information
 Earth MOID = 1.05096 au 
 Jupiter MOID = 2.402 au 
 T_jup = 3.535 
[ show covariance matrix ]

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 16.9   n/a MPO494054  

190887 (2001 TB212)          Discovered 2001-Oct-13 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2001 TB212 = 2003 GR44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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