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183887 (2004 CQ71)
Classification: Main-belt Asteroid          SPK-ID: 2183887
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368446113714722 3.6726e-08  
a 2.300792252206294 1.421e-08 au
q 1.985941230606629 8.8024e-08 au
i 11.93062163373653 4.1018e-06 deg
node 124.2476012011914 1.982e-05 deg
peri 202.8661418695358 2.6181e-05 deg
M 313.9793254871523 1.559e-05 deg
tp 2458763.453996139190
(2019-Oct-06.95399614)
5.4794e-05 TDB
period 1274.719226327969
3.49
1.181e-05
3.233e-08
d
yr
n .282415133124678 2.6164e-09 deg/d
Q 2.615643273805958 1.6155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      6763 days (18.52 yr)  
   first obs. used      2001-03-21  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:43:40  

Additional Information
 Earth MOID = .977337 au 
 Jupiter MOID = 2.69242 au 
 T_jup = 3.551 
[ 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 15.9   n/a MPO436908  
diameter diameter 3.805 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

183887 (2004 CQ71)          Discovered 2004-Feb-13 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2004 CQ71 = 2005 NG20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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