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173873 (2001 TQ256)
Classification: Main-belt Asteroid          SPK-ID: 2173873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2114568061833887 4.1264e-08  
a 2.745310597664492 1.4827e-08 au
q 2.164795986700948 1.1514e-07 au
i 6.279595352077568 5.0198e-06 deg
node 58.7248096180947 4.4311e-05 deg
peri 268.6135124614779 4.6143e-05 deg
M 58.56790761167223 1.156e-05 deg
tp 2458730.201979794943
(2019-Sep-03.70197980)
5.2885e-05 TDB
period 1661.443805010162
4.55
1.346e-05
3.685e-08
d
yr
n .2166790106980465 1.7554e-09 deg/d
Q 3.325825208628035 1.7963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      9901 days (27.11 yr)  
   first obs. used      1992-09-23  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:34:45  

Additional Information
 Earth MOID = 1.16461 au 
 Jupiter MOID = 2.06253 au 
 T_jup = 3.307 
[ 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 16.5   n/a MPO446073  

173873 (2001 TQ256)          Discovered 2001-Oct-10 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 TQ256 = 2000 HV100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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