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186487 (2002 TZ181)
Classification: Main-belt Asteroid          SPK-ID: 2186487
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874439148756639 5.6553e-08  
a 2.279090327638668 8.5179e-09 au
q 1.851888714270816 1.3024e-07 au
i 6.171811129088881 6.0961e-06 deg
node 35.80562594555713 3.917e-05 deg
peri 319.7220863560282 4.1019e-05 deg
M 131.2923913660496 1.053e-05 deg
tp 2458742.170520459422
(2019-Sep-15.67052046)
3.6954e-05 TDB
period 1256.726386943353
3.44
7.0454e-06
1.929e-08
d
yr
n .2864585352390052 1.6059e-09 deg/d
Q 2.706291941006519 1.0115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2002-09-16  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:14  

Additional Information
 Earth MOID = .851383 au 
 Jupiter MOID = 2.7452 au 
 T_jup = 3.576 
[ 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 16.41   n/a MPCxxxxx  

186487 (2002 TZ181)          Discovered 2002-Oct-03 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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