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117960 (6784 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117960
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07869997792749994 6.4785e-08  
a 3.001457851568104 2.7379e-08 au
q 2.765243184899373 1.9409e-07 au
i 10.21629974715463 7.4009e-06 deg
node 11.79698922263402 2.8818e-05 deg
peri 20.1228772398052 5.0787e-05 deg
M 139.9737238230049 4.5539e-05 deg
tp 2458262.016465879873
(2018-May-23.51646588)
0.00023492 TDB
period 1899.314135697461
5.20
2.5988e-05
7.115e-08
d
yr
n .1895421053494143 2.5934e-09 deg/d
Q 3.237672518236836 2.9533e-08 au
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      21756 days (59.56 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:16:10  

Additional Information
 Earth MOID = 1.77222 au 
 Jupiter MOID = 2.16022 au 
 T_jup = 3.224 
[ 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 14.9   n/a MPO502792  
diameter diameter 4.961 km 1.394 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117960 (6784 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 6784 P-L = 2002 TJ275 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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