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70594 (1999 TH178)
Classification: Main-belt Asteroid          SPK-ID: 2070594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08567661825142582 4.8958e-08  
a 2.785482943259821 1.7778e-08 au
q 2.546832184484292 1.3573e-07 au
i 5.666928882224183 4.308e-06 deg
node 276.6045092159213 4.6494e-05 deg
peri 253.0408382660157 5.2265e-05 deg
M 18.91864419632401 2.3025e-05 deg
tp 2458911.264699446227
(2020-Mar-02.76469945)
0.00010861 TDB
period 1698.044947935545
4.65
1.6257e-05
4.451e-08
d
yr
n .21200852217586 2.0297e-09 deg/d
Q 3.024133702035352 1.9301e-08 au
  Orbit Determination Parameters
   # obs. used (total)      691  
   data-arc span      7506 days (20.55 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:40:02  

Additional Information
 Earth MOID = 1.56036 au 
 Jupiter MOID = 1.99586 au 
 T_jup = 3.319 
[ 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 15.2   n/a MPO426422  

70594 (1999 TH178)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TH178 = 2001 AJ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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