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19173 Virginiaterese (1991 GE2)
Classification: Main-belt Asteroid          SPK-ID: 2019173
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1973924996795018 2.1381e-08  
a 2.425990535353615 9.2346e-09 au
q 1.947118199381352 5.2024e-08 au
i 14.22584553174828 8.3431e-07 deg
node 100.9409908498098 1.7743e-06 deg
peri 182.8647078505375 2.7566e-06 deg
M 259.1309043864242 4.4832e-06 deg
tp 2459587.212051270482
(2022-Jan-07.71205127)
1.9238e-05 TDB
period 1380.168401536027
3.78
7.8805e-06
2.158e-08
d
yr
n .2608377351628586 1.4893e-09 deg/d
Q 2.904862871325878 1.1057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3808  
   data-arc span      10936 days (29.94 yr)  
   first obs. used      1991-04-15  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37902  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:51:52  

Additional Information
 Earth MOID = .92886 au 
 Jupiter MOID = 2.25851 au 
 T_jup = 3.443 
[ 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 13.65   n/a E2021B10  
diameter diameter 8.398 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.6018 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[McNeill, A.; Mommert, M.; Trilling, D.E.; Llama, J.; Skiff, B. (2019) Ap. J. Suppl. Series 245, id.29.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.188   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

19173 Virginiaterése           Discovered 1991 Apr. 15 by C. S. Shoemaker and E. M. Shoemaker at Palomar.
Virginia Terése Bogdanovich (b. 1948) helped to organize the Palomar Observatory's 1.2-m Schmidt Oschin Telescope plate archive. She is active in astronomy outreach through a leadership role in the Los Angeles Astronomical Society and volunteer work at the Mt. Wilson Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030318/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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