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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08555643898477358 4.8696e-08  
a 2.78529233443119 1.7573e-08 au
q 2.546992640765671 1.3462e-07 au
i 5.666935306826929 4.2049e-06 deg
node 276.6035407358861 4.639e-05 deg
peri 253.0684835753225 5.2104e-05 deg
M 61.30772829489376 2.2736e-05 deg
tp 2458911.353908606854
(2020-Mar-02.85390861)
0.00010727 TDB
period 1697.870656711357
4.65
1.6069e-05
4.399e-08
d
yr
n .2120302854501838 2.0067e-09 deg/d
Q 3.02359202809671 1.9077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:59:59  

Additional Information
 Earth MOID = 1.56017 au 
 Jupiter MOID = 1.99539 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 15.28   n/a E2021B10  

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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