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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07643487667898376 4.6424e-08  
a 2.353507091452002 1.2035e-08 AU
q 2.173617067153755 1.0934e-07 AU
i 4.566716268058203 5.5931e-06 deg
node 222.3539163633621 6.5835e-05 deg
peri 195.5642782460117 7.7992e-05 deg
M 62.51740967520806 4.1909e-05 deg
tp 2456771.481709657514
(2014-Apr-23.98170966)
0.00015318 JED
period 1318.778000426175
3.61
1.0116e-05
2.77e-08
d
yr
n .2729799859291425 2.0939e-09 deg/d
Q 2.533397115750249 1.2955e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1328  
   data-arc span      10632 days (29.11 yr)  
   first obs. used      1986-02-05  
   last obs. used      2015-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49026  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:20:02  

Additional Information
 Earth MOID = 1.18536 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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