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11538 Brunico (1992 OJ8)
Classification: Main-belt Asteroid          SPK-ID: 2011538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1323793323027023 1.404e-08  
a 2.295454406740342 5.6461e-09 au
q 1.99158368504476 3.262e-08 au
i 6.749086651473026 1.1676e-06 deg
node 300.7097383875921 3.3239e-06 deg
peri 18.78359396694047 6.3079e-06 deg
M 100.9825419560387 6.1351e-06 deg
tp 2459040.175871723395
(2020-Jul-09.67587172)
2.1623e-05 TDB
period 1270.285771132808
3.48
4.6868e-06
1.283e-08
d
yr
n .2834007970340102 1.0456e-09 deg/d
Q 2.599325128435924 6.3936e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2426  
   data-arc span      10432 days (28.56 yr)  
   first obs. used      1992-07-22  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45218  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:35:48  

Additional Information
 Earth MOID = .978867 au 
 Jupiter MOID = 2.66921 au 
 T_jup = 3.574 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457260.5 (2015-Aug-26.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1320968984630381 1.4004e-08  
q 1.993072069240412 3.2531e-08 au
tp 2457770.382486853375
(2017-Jan-16.88248685)
2.2292e-05 TDB
node 300.754735165713 3.3238e-06 deg
peri 18.86477902689385 6.3285e-06 deg
i 6.748173389471948 1.1673e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2426  
   data-arc span      10432 days (28.56 yr)  
   first obs. used      1992-07-22  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45218  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:35:48  

Additional Information
 Jupiter MOID = 2.66921 au 
 T_jup = 3.574 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.961009947881638E-16 -4.502889745508409E-16 -9.982204142108781E-14 -7.666937263676741E-15 -1.662000391888887E-14 -7.078106027421375E-15
q -4.502889745508409E-16 1.058292052785456E-15 2.047047958953463E-13 1.749295938485174E-14 2.989453919527474E-14 1.63747550144886E-14
tp -9.982204142108781E-14 2.047047958953463E-13 4.9695447621798E-10 1.750389677077403E-12 1.192653073854947E-10 -6.496835376627478E-12
node -7.666937263676741E-15 1.749295938485174E-14 1.750389677077403E-12 1.104757274108428E-11 -1.049161313870262E-11 5.750253289833919E-13
peri -1.662000391888887E-14 2.989453919527474E-14 1.192653073854947E-10 -1.049161313870262E-11 4.005002957307302E-11 -2.138267940488002E-12
i -7.078106027421375E-15 1.63747550144886E-14 -6.496835376627478E-12 5.750253289833919E-13 -2.138267940488002E-12 1.362702501777361E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.12   n/a E2021B10  
rotation period rot_per 9.47538 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

11538 Brunico           Discovered 1992 July 22 by H. Debehogne and A. Lopez at the European Southern Observatory.
Bruneck (Brunico) is a city in South Tirol, Italy, where gymnasium pupils are inspired to participate in telescopic observations in a unique collaborative effort with professional astronomers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110517/MPCPages.arcLast Updated: 2011-06-24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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