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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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127648593047108 3.2652e-08  
a 2.586377504503611 1.2377e-08 au
q 2.256230054965034 8.6598e-08 au
i 14.84222365959334 4.7241e-06 deg
node 34.30146048600947 1.3574e-05 deg
peri 271.3891526209439 2.4423e-05 deg
M 89.34142621925704 1.8724e-05 deg
tp 2458623.460649490708
(2019-May-19.96064949)
7.9768e-05 TDB
period 1519.274673881224
4.16
1.0906e-05
2.986e-08
d
yr
n .2369551774863224 1.7009e-09 deg/d
Q 2.916524954042187 1.3957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2183  
   data-arc span      13611 days (37.26 yr)  
   first obs. used      1982-10-22  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:13:27  

Additional Information
 Earth MOID = 1.3013 au 
 Jupiter MOID = 2.38542 au 
 T_jup = 3.364 
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Orbital Elements at Epoch 2457026.5 (2015-Jan-04.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1285635822428663 3.2753e-08  
q 2.253831593346806 8.7118e-08 au
tp 2457106.173059913795
(2015-Mar-24.67305991)
8.3128e-05 TDB
node 34.32322626333107 1.3567e-05 deg
peri 271.840763289843 2.43e-05 deg
i 14.84867024156351 4.7265e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2183  
   data-arc span      13611 days (37.26 yr)  
   first obs. used      1982-10-22  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:13:27  

Additional Information
 Jupiter MOID = 2.38542 au 
 T_jup = 3.364 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.072790930143103E-15 -2.831484273391971E-15 1.09142553452926E-12 -3.412005385796411E-15 2.60520342788359E-13 -4.956561747397656E-16
q -2.831484273391971E-15 7.589578215489105E-15 -3.209315017982658E-12 8.338901044253886E-15 -7.683664545694984E-13 1.900305514238294E-15
tp 1.09142553452926E-12 -3.209315017982658E-12 6.9101976245358E-9 -3.359950327321067E-12 1.686293095757549E-9 -6.420374581309349E-12
node -3.412005385796411E-15 8.338901044253886E-15 -3.359950327321067E-12 1.840504818468666E-10 -1.783785663771122E-10 -1.946979483693643E-11
peri 2.60520342788359E-13 -7.683664545694984E-13 1.686293095757549E-9 -1.783785663771122E-10 5.905127916835617E-10 1.730408126511761E-11
i -4.956561747397656E-16 1.900305514238294E-15 -6.420374581309349E-12 -1.946979483693643E-11 1.730408126511761E-11 2.233984467336729E-11

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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