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181293 (2006 PB12)
Classification: Main-belt Asteroid          SPK-ID: 2181293
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301496924663466 4.3648e-08  
a 2.391115031724993 1.2942e-08 au
q 1.840800642521827 1.0818e-07 au
i 1.871989228660635 5.0671e-06 deg
node 201.4889665170801 0.00013535 deg
peri 182.0846727500749 0.00013581 deg
M 280.7082480370541 1.495e-05 deg
tp 2459497.957308751377
(2021-Oct-10.45730875)
5.7984e-05 TDB
period 1350.51412662111
3.70
1.0964e-05
3.002e-08
d
yr
n .2665651494521529 2.1641e-09 deg/d
Q 2.941429420928158 1.592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      9059 days (24.80 yr)  
   first obs. used      1995-09-02  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:01  

Additional Information
 Earth MOID = .843042 au 
 Jupiter MOID = 2.51606 au 
 T_jup = 3.495 
[ 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 16.93   n/a MPCxxxxx  
diameter diameter 1.136 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.160 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.217   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

181293 (2006 PB12)          Discovered 2006-Aug-13 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2006 PB12 = 1999 XU79 = 2004 BN155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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