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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2584268853470301 4.5825e-08  
a 2.266985717119966 9.1934e-09 au
q 1.681135659118449 1.0325e-07 au
i 20.15939452515124 4.965e-06 deg
node 188.53909126 1.4025e-05 deg
peri 76.50929418819092 1.9439e-05 deg
M 339.342062553801 9.2618e-06 deg
tp 2458672.041173552858
(2019-Jul-07.54117355)
3.1948e-05 TDB
period 1246.727682572576
3.41
7.5839e-06
2.076e-08
d
yr
n .2887559208255916 1.7565e-09 deg/d
Q 2.852835775121482 1.1569e-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 = .787718 au 
 Jupiter MOID = 2.43917 au 
 T_jup = 3.492 
[ 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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