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192705 (1999 TN81)
Classification: Main-belt Asteroid          SPK-ID: 2192705
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04152929591668847 7.9489e-08  
a 2.695501793018181 2.4358e-08 au
q 2.583559501411965 2.1502e-07 au
i 8.499784480195755 1.2674e-05 deg
node 352.0293375757421 5.6965e-05 deg
peri 96.02664098888116 0.0002251 deg
M 204.910768760478 0.00020999 deg
tp 2459896.865115437863
(2022-Nov-13.36511544)
0.00094264 TDB
period 1616.433581842051
4.43
2.191e-05
5.999e-08
d
yr
n .2227125222118636 3.0188e-09 deg/d
Q 2.807444084624397 2.5369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      7083 days (19.39 yr)  
   first obs. used      1999-10-06  
   last obs. used      2019-02-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59532  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:14  

Additional Information
 Earth MOID = 1.61689 au 
 Jupiter MOID = 2.26309 au 
 T_jup = 3.353 
[ 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 16.6   n/a MPO427165  

192705 (1999 TN81)          Discovered 1999-Oct-12 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 TN81 = 2006 DB30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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