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117979 (1233 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117979
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2582716015512644 4.5838e-08  
a 2.266613586131215 9.1774e-09 au
q 1.681211665143251 1.032e-07 au
i 20.15909301679406 4.9646e-06 deg
node 188.52783419 1.4026e-05 deg
peri 76.48817939114119 1.9445e-05 deg
M 94.89120848548833 9.0885e-06 deg
tp 2458671.960089013599
(2019-Jul-07.46008901)
3.1968e-05 TDB
period 1246.420715288834
3.41
7.57e-06
2.073e-08
d
yr
n .2888270353534496 1.7542e-09 deg/d
Q 2.852015507119178 1.1548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      17680 days (48.41 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50678  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:17:09  

Additional Information
 Earth MOID = .78783 au 
 Jupiter MOID = 2.43933 au 
 T_jup = 3.493 
[ 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 16.6   n/a MPO396010  
diameter diameter 2.849 km 0.589 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.031   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

117979 (1233 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

Alternate Designations
 1233 T-1 = 1999 TA224 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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