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216748 (2005 NT12)
Classification: Main-belt Asteroid          SPK-ID: 2216748
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1282424448310876 3.3807e-08  
a 2.549527444915021 1.5734e-08 au
q 2.222569812215163 9.1179e-08 au
i 8.148849116237656 4.3471e-06 deg
node 176.2484758049961 3.1678e-05 deg
peri 121.0003434617153 3.8182e-05 deg
M 263.9577246922123 2.323e-05 deg
tp 2459597.186940775792
(2022-Jan-17.68694078)
9.7285e-05 TDB
period 1486.921235691564
4.07
1.3764e-05
3.768e-08
d
yr
n .2421110085448237 2.2412e-09 deg/d
Q 2.87648507761488 1.7752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      7254 days (19.86 yr)  
   first obs. used      2001-06-21  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:41:59  

Additional Information
 Earth MOID = 1.21832 au 
 Jupiter MOID = 2.35513 au 
 T_jup = 3.415 
[ 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 16.23   n/a MPCxxxxx  

216748 (2005 NT12)          Discovered 2005-Jul-04 by NEAT at Palomar
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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