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46731 Prieurblanc (1997 TB18)
Classification: Main-belt Asteroid          SPK-ID: 2046731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08428410158201186 4.6974e-08  
a 2.973310640578811 1.9108e-08 au
q 2.72270782451339 1.4134e-07 au
i 9.679851234716386 5.841e-06 deg
node .1715280265746771 2.4345e-05 deg
peri 290.1372782786071 4.0859e-05 deg
M 233.1231833662157 3.4376e-05 deg
tp 2459660.491933042825
(2022-Mar-21.99193304)
0.00017958 TDB
period 1872.659656816694
5.13
1.8052e-05
4.942e-08
d
yr
n .1922399506442931 1.8531e-09 deg/d
Q 3.223913456644233 2.0718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1371  
   data-arc span      8242 days (22.57 yr)  
   first obs. used      1997-10-04  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52243  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:34:47  

Additional Information
 Earth MOID = 1.72629 au 
 Jupiter MOID = 2.00231 au 
 T_jup = 3.235 
[ 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 13.9   n/a MPO385114  
rotation period rot_per 17.416 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

46731 Prieurblanc           Discovered 1997 Oct. 4 by C. Demeautis and P. Buttani at Hottviller.
Pierre Prieur-Blanc (1921-2002) was one of the three people involved in the contruction of the Paris Observatory's coronagraphic station on Pic de Chateau-Renard at Saint-Véran in the Hautes-Alpes.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040928/MPCPages.arcLast Updated: 2004-09-28

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Alternate Designations
 1997 TB18 = 1997 TH24 = 2000 DW15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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