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JPL Small-Body Database Browser
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10865 Thelmaruby (1995 SO33)
Classification: Main-belt Asteroid          SPK-ID: 2010865
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1052606413438168 4.6968e-08  
a 3.091241340485821 1.7792e-08 au
q 2.765855294437763 1.4565e-07 au
i .9746050984564898 5.057e-06 deg
node 10.98922184216388 0.00021387 deg
peri 194.2735875963704 0.00021463 deg
M 257.4380832060313 2.0128e-05 deg
tp 2459166.063565968744
(2020-Nov-12.56356597)
0.00011297 TDB
period 1985.170423030947
5.44
1.7138e-05
4.692e-08
d
yr
n .1813446320897498 1.5656e-09 deg/d
Q 3.416627386533878 1.9664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1798  
   data-arc span      15339 days (42.00 yr)  
   first obs. used      1977-03-26  
   last obs. used      2019-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:09:01  

Additional Information
 Earth MOID = 1.76205 au 
 Jupiter MOID = 1.54605 au 
 T_jup = 3.216 
[ 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 13.1   n/a MPO337350  
diameter diameter 11.966 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10865 Thelmaruby           Discovered 1995 Sept. 21 by Spacewatch at Kitt Peak.
Thelma Ruby is a British actress of international fame. One of her early accomplishments was to play Golda in the original theater version of Fiddler on the Roof.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1995 SO33 = 1977 FL2 = 1998 BN2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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