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180141 Sperauskas (2003 FA123)
Classification: Main-belt Asteroid          SPK-ID: 2180141
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04006737941461896 4.9105e-08  
a 2.987242995407174 2.5392e-08 au
q 2.867551996906532 1.5498e-07 au
i 10.46934107607568 5.3484e-06 deg
node 150.6792190290651 2.1742e-05 deg
peri 150.3898106047981 7.6872e-05 deg
M 35.47113137159405 6.9191e-05 deg
tp 2459014.686700993572
(2020-Jun-14.18670099)
0.00036355 TDB
period 1885.837441764913
5.16
2.4045e-05
6.583e-08
d
yr
n .1908966234454886 2.434e-09 deg/d
Q 3.106933993907816 2.641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      7324 days (20.05 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:19  

Additional Information
 Earth MOID = 1.85558 au 
 Jupiter MOID = 2.04343 au 
 T_jup = 3.231 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.46   n/a E2021B55  

180141 Sperauskas           Discovered 2003 Mar. 26 by K. Cernis and J. Zdanavicius at Moletai.
Julius Sperauskas (b. 1950), President of Lithuanian Astronomical Union (2003-2007), is Senior Researcher at the Astronomical Observatory of Vilnius University. He is an expert in stellar photometry, metal deficiency and binary stars, and has constructed Coravel-type radial velocity spectrometer and several astrophotometers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-07-22Last Updated: 2014-08-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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