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9171 Carolyndiane (1989 GD5)
Classification: Main-belt Asteroid          SPK-ID: 2009171
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276485943035952 3.2601e-08  
a 2.586377503712136 1.2355e-08 au
q 2.25623005102484 8.643e-08 au
i 14.84222358433991 4.7199e-06 deg
node 34.30146052952953 1.3558e-05 deg
peri 271.3891536651743 2.4369e-05 deg
M 89.34142549707596 1.8687e-05 deg
tp 2458623.460652711532
(2019-May-19.96065271)
7.9604e-05 TDB
period 1519.274673183839
4.16
1.0886e-05
2.98e-08
d
yr
n .2369551775950908 1.6978e-09 deg/d
Q 2.916524956399432 1.3932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2204  
   data-arc span      13803 days (37.79 yr)  
   first obs. used      1982-10-22  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42267  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:05:21  

Additional Information
 Earth MOID = 1.3013 au 
 Jupiter MOID = 2.38542 au 
 T_jup = 3.364 
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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 12.8   n/a MPO435786  
diameter diameter 7.299 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9171 Carolyndiane           Discovered 1989 Apr. 4 by E. W. Elst at the European Southern Observatory.
Carolyn Diane Young (b. 1940) has been a great support in encouraging her husband, veteran New Zealand amateur astronomer Albert Jones, in his endeavor to monitor variable stars and comets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1989 GD5 = 1982 UA10 = 1982 UP10 = 1986 TD1 = 1993 FD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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