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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08404325888399553 4.706e-08  
a 2.974134015203189 2.235e-08 au
q 2.72417810020777 1.4121e-07 au
i 9.678201372850632 6.5648e-06 deg
node .1872949393303472 2.525e-05 deg
peri 289.9398741840929 4.5094e-05 deg
M 156.449977873092 3.7287e-05 deg
tp 2457786.335366328949
(2017-Feb-01.83536633)
0.0001955 TDB
period 1873.437581175834
5.13
2.1118e-05
5.782e-08
d
yr
n .1921601251182607 2.1661e-09 deg/d
Q 3.224089930198608 2.4229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1155  
   data-arc span      8030 days (21.98 yr)  
   first obs. used      1997-10-04  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54457  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:28:43  

Additional Information
 Earth MOID = 1.72712 au 
 Jupiter MOID = 2.00127 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-January); 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

[ show close-approach data ]
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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