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JPL Small-Body Database Browser
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117884 (2684 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117884
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05904146334086884 7.4991e-08  
a 2.576946084188537 1.7422e-08 au
q 2.424799416427524 1.9253e-07 au
i 6.529893805597733 7.6834e-06 deg
node 182.984994954068 3.7841e-05 deg
peri 238.1388752858626 9.561e-05 deg
M 10.50880006416991 8.1239e-05 deg
tp 2458556.393047310876
(2019-Mar-13.89304731)		 0.00034108 TDB
period 1510.972030215206
4.14		 1.5323e-05
4.195e-08		 d
yr
n .2382572230332587 2.4161e-09 deg/d
Q 2.72909275194955 1.845e-08 au
   Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      21589 days (59.11 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5809  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:03:14  

Additional Information
 Earth MOID = 1.44333 au 
 Jupiter MOID = 2.45733 au 
 T_jup = 3.415 
[ 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 16.0   n/a MPO459556  

117884 (2684 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

[ show close-approach data ]
Alternate Designations
 2684 P-L = 2004 GT60 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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