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117977 (1192 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117977
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783539919020402 7.7425e-08  
a 2.635752344792731 1.725e-08 au
q 2.165655392433785 2.0353e-07 au
i 13.67363341277171 8.697e-06 deg
node 2.798648592826313 2.2177e-05 deg
peri 182.2497595462906 2.6766e-05 deg
M 175.9983464128743 1.7304e-05 deg
tp 2458236.380265962438
(2018-Apr-27.88026596)		 7.2436e-05 TDB
period 1562.986868116392
4.28		 1.5344e-05
4.201e-08		 d
yr
n .2303282307380152 2.2612e-09 deg/d
Q 3.105849297151677 2.0327e-08 au
   Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      18133 days (49.65 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57809  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:44:54  

Additional Information
 Earth MOID = 1.16785 au 
 Jupiter MOID = 1.85477 au 
 T_jup = 3.335 
[ 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 16.1   n/a MPO439766  

117977 (1192 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1192 T-1 = 2001 FP43 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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