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190412 (1999 TN267)
Classification: Main-belt Asteroid          SPK-ID: 2190412
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315500621861491 4.8474e-08  
a 2.795191028847915 2.3017e-08 au
q 2.427483475180805 1.3464e-07 au
i 11.08252239844067 5.2458e-06 deg
node 293.6728069478768 2.5427e-05 deg
peri 105.9476958003565 3.3715e-05 deg
M 169.2252530009044 2.2781e-05 deg
tp 2458398.123244586239
(2018-Oct-06.62324459)
0.00010447 TDB
period 1706.92982770964
4.67
2.1084e-05
5.772e-08
d
yr
n .2109049793119195 2.605e-09 deg/d
Q 3.162898582515024 2.6045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      7563 days (20.71 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48915  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:34  

Additional Information
 Earth MOID = 1.46347 au 
 Jupiter MOID = 2.27009 au 
 T_jup = 3.288 
[ 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 15.26   n/a E2021B55  
rotation period rot_per 10.435 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

190412 (1999 TN267)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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