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4938 Papadopoulos (1986 CQ1)
Classification: Main-belt Asteroid          SPK-ID: 2004938
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07605165750561199 6.0456e-08  
a 2.352614664449423 1.4671e-08 AU
q 2.173694419746035 1.4735e-07 AU
i 4.567722460015919 6.667e-06 deg
node 222.3785235433446 6.6533e-05 deg
peri 195.4586185066805 7.9096e-05 deg
M 8.004338607895416 4.4228e-05 deg
tp 2456771.194605096268
(2014-Apr-23.69460510)
0.00016184 JED
period 1318.027969848378
3.61
1.2329e-05
3.375e-08
d
yr
n .2731353265905377 2.5549e-09 deg/d
Q 2.531534909152811 1.5786e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1165  
   data-arc span      10231 days (28.01 yr)  
   first obs. used      1986-02-05  
   last obs. used      2014-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50853  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:07:08  

Additional Information
 Earth MOID = 1.18467 AU 
 T_jup = 3.548 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO267727  

4938 Papadopoulos           Discovered 1986 Feb. 5 by H. Debehogne at the European Southern Observatory.
Christos Papadopoulos (1910-1992), a Johannesburg-based South African astrophotographer and star atlas compiler, published his three-volume True Visual Magnitude Photographic Star Atlas in 1979.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

[ show close-approach data ]
Alternate Designations
 1986 CQ1 = 1988 UG 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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