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118007 (1256 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118007
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080837254557405 4.5664e-08  
a 2.370768079387789 9.8042e-09 au
q 2.114526633176006 1.0732e-07 au
i 5.227947030869649 4.9853e-06 deg
node 203.7309130114609 4.2364e-05 deg
peri 182.3553083433472 4.6175e-05 deg
M 320.5243020372398 1.8851e-05 deg
tp 2459346.704032186333
(2021-May-12.20403219)
7.0147e-05 TDB
period 1333.312754513736
3.65
8.2708e-06
2.264e-08
d
yr
n .2700041672752867 1.6749e-09 deg/d
Q 2.627009525599572 1.0864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      17215 days (47.13 yr)  
   first obs. used      1973-09-29  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:44:55  

Additional Information
 Earth MOID = 1.11724 au 
 Jupiter MOID = 2.79987 au 
 T_jup = 3.531 
[ 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 16.28   n/a E2021B55  

118007 (1256 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1256 T-2 = 2001 GX3 = 2002 PQ118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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