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10533 (1991 PT12)
Classification: Main-belt Asteroid          SPK-ID: 2010533
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08285496748323429 3.1181e-08  
a 2.790943418931762 1.1043e-08 au
q 2.559699892708624 8.7643e-08 au
i .8746156779053756 3.2301e-06 deg
node 58.29777749717743 0.00023889 deg
peri 298.7426230993076 0.00023983 deg
M 124.2369234322559 2.0548e-05 deg
tp 2458808.776356413802
(2019-Nov-21.27635641)
9.7374e-05 TDB
period 1703.04049589897
4.66
1.0107e-05
2.767e-08
d
yr
n .2113866351780259 1.2546e-09 deg/d
Q 3.022186945154899 1.1958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2488  
   data-arc span      14124 days (38.67 yr)  
   first obs. used      1982-09-27  
   last obs. used      2021-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 13:00:17  

Additional Information
 Earth MOID = 1.55461 au 
 Jupiter MOID = 2.35054 au 
 T_jup = 3.324 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456648.5 (2013-Dec-22.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08539189005010245 3.1514e-08  
q 2.551705119764419 8.8837e-08 au
tp 2457100.319834165692
(2015-Mar-18.81983417)
9.4006e-05 TDB
node 58.24592408200776 0.00023823 deg
peri 297.6222208330838 0.0002391 deg
i .8777627053205433 3.2287e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2488  
   data-arc span      14124 days (38.67 yr)  
   first obs. used      1982-09-27  
   last obs. used      2021-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 13:00:17  

Additional Information
 Jupiter MOID = 2.35054 au 
 T_jup = 3.324 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.931058441073304E-16 -2.781579722201945E-15 -3.405538326369261E-13 3.713802988485814E-15 -8.492517924778562E-14 -7.081002402295928E-17
q -2.781579722201945E-15 7.892091839846231E-15 8.138553519410624E-13 -1.145830980457069E-14 2.028467969444281E-13 2.034601694759412E-16
tp -3.405538326369261E-13 8.138553519410624E-13 8.837055637791868E-9 -7.720405314972397E-12 1.936075345029839E-9 4.69643423684396E-14
node 3.713802988485814E-15 -1.145830980457069E-14 -7.720405314972397E-12 5.675192448558103E-8 -5.674661287050382E-8 2.27202206736718E-12
peri -8.492517924778562E-14 2.028467969444281E-13 1.936075345029839E-9 -5.674661287050382E-8 5.716861310880537E-8 -2.26105412615707E-12
i -7.081002402295928E-17 2.034601694759412E-16 4.69643423684396E-14 2.27202206736718E-12 -2.26105412615707E-12 1.042464745588063E-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 13.72   n/a E2021B10  
diameter diameter 10.789 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.20735 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.052   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10533 (1991 PT12)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar
Reference: 19990504/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PT12 = 1982 SR11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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