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18111 Pinet (2000 NB14)
Classification: Main-belt Asteroid          SPK-ID: 2018111
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025744158279675 3.4839e-08  
a 2.798949574844797 1.3648e-08 au
q 2.511848957273154 1.0222e-07 au
i 2.939882025975377 3.6764e-06 deg
node 256.1618793330094 8.612e-05 deg
peri 145.9127221434591 8.8926e-05 deg
M 14.74037725172689 2.1549e-05 deg
tp 2458930.467902113054
(2020-Mar-21.96790211)
0.00010233 TDB
period 1710.373812606929
4.68
1.251e-05
3.425e-08
d
yr
n .2104803039817902 1.5395e-09 deg/d
Q 3.08605019241644 1.5048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1376  
   data-arc span      10349 days (28.33 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51614  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:19:13  

Additional Information
 Earth MOID = 1.52106 au 
 Jupiter MOID = 2.27493 au 
 T_jup = 3.316 
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Orbital Elements at Epoch 2456605.5 (2013-Nov-09.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021133673907329 3.4855e-08  
q 2.513975412955179 1.0218e-07 au
tp 2457209.623362130429
(2015-Jul-06.12336213)
0.00010255 TDB
node 256.4008933959515 8.6518e-05 deg
peri 143.7709351246933 8.9312e-05 deg
i 2.93064650906311 3.6703e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1376  
   data-arc span      10349 days (28.33 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51614  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:19:13  

Additional Information
 Jupiter MOID = 2.27493 au 
 T_jup = 3.316 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.214903296679261E-15 -3.538584311453137E-15 -5.759678346525055E-13 4.098816716994577E-15 -1.106924109351917E-13 -3.167240257873198E-16
q -3.538584311453137E-15 1.044135738622204E-14 1.61603348013194E-12 -9.509983679267715E-15 2.950694919801656E-13 1.135477623094725E-15
tp -5.759678346525055E-13 1.61603348013194E-12 1.051654149707477E-8 8.240554242181478E-12 2.296309724482926E-9 1.5034229414597E-12
node 4.098816716994577E-15 -9.509983679267715E-15 8.240554242181478E-12 7.485342897917387E-9 -7.473742313802366E-9 2.835846813320755E-11
peri -1.106924109351917E-13 2.950694919801656E-13 2.296309724482926E-9 -7.473742313802366E-9 7.976662603244661E-9 -2.802409415110308E-11
i -3.167240257873198E-16 1.135477623094725E-15 1.5034229414597E-12 2.835846813320755E-11 -2.802409415110308E-11 1.347139832476871E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO502307  
diameter diameter 4.140 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 25.927 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.215   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

18111 Pinet           Discovered 2000 July 5 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Patrick Pinet (b. 1957), of the Observatoire de Midi-Pyrenées, Toulouse, is an expert on the physical and compositional properties of the moon and terrestrial planets. He has taken part in several lunar and Mars space missions.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

Alternate Designations
 2000 NB14 = 1991 TA4 = 1999 JX51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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