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175839 (1999 TA178)
Classification: Main-belt Asteroid          SPK-ID: 2175839
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10108745666801 5.4472e-08  
a 2.422166119626292 1.1969e-08 au
q 2.177315506965847 1.2958e-07 au
i 4.503821441398904 5.5354e-06 deg
node 203.0272812125504 4.3933e-05 deg
peri 199.6624410954193 4.8679e-05 deg
M 211.9705082173802 1.9876e-05 deg
tp 2459766.674182706316
(2022-Jul-06.17418271)		 7.6969e-05 TDB
period 1376.906069998442
3.77		 1.0206e-05
2.794e-08		 d
yr
n .2614557433103677 1.9379e-09 deg/d
Q 2.667016732286736 1.3179e-08 au
   Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      7534 days (20.63 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5342  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:55:19  

Additional Information
 Earth MOID = 1.18515 au 
 Jupiter MOID = 2.68063 au 
 T_jup = 3.502 
[ 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 16.55   n/a E2021B55  

175839 (1999 TA178)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

Alternate Designations
 1999 TA178 = 1999 UB47 = 1999 UK61 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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