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11962 (1994 PX)
Classification: Main-belt Asteroid          SPK-ID: 2011962
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506616009593457 3.6107e-08  
a 2.788629032693507 1.279e-08 au
q 2.368489718146191 1.0033e-07 au
i 13.19018289522054 4.2923e-06 deg
node 155.4782650965172 1.5696e-05 deg
peri 193.2706031840861 2.0268e-05 deg
M 186.4105470308033 1.3958e-05 deg
tp 2459820.672828557441
(2022-Aug-29.17282856)
6.7432e-05 TDB
period 1700.922568913636
4.66
1.1702e-05
3.204e-08
d
yr
n .2116498461361053 1.4561e-09 deg/d
Q 3.208768347240822 1.4717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1793  
   data-arc span      11258 days (30.82 yr)  
   first obs. used      1989-07-29  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5187  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:29:09  

Additional Information
 Earth MOID = 1.36317 au 
 Jupiter MOID = 2.2121 au 
 T_jup = 3.275 
[ 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 13.6   n/a MPO337359  
diameter diameter 7.836 km 0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.967 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.]
geometric albedo albedo 0.138   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11962 (1994 PX)          Discovered 1994-Aug-14 by Kobayashi, T. at Oizumi
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PX = 1989 OS = 1992 EU9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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