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JPL Small-Body Database Browser
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11469 Rozitis (1981 EZ42)
Classification: Main-belt Asteroid          SPK-ID: 2011469
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2319483690958129 3.2329e-08  
a 2.29600329601955 7.3736e-09 au
q 1.763449076069204 7.5826e-08 au
i .9629533986172 4.7697e-06 deg
node 188.1664681618444 0.00021432 deg
peri 86.57608825632643 0.0002146 deg
M 29.57884926192959 1.1328e-05 deg
tp 2458896.091474859140
(2020-Feb-16.59147486)
3.9761e-05 TDB
period 1270.741424653301
3.48
6.1214e-06
1.676e-08
d
yr
n .2832991771699105 1.3647e-09 deg/d
Q 2.828557515969895 9.0839e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1142  
   data-arc span      13954 days (38.20 yr)  
   first obs. used      1981-02-12  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:12:22  

Additional Information
 Earth MOID = .747425 au 
 Jupiter MOID = 2.29541 au 
 T_jup = 3.558 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456288.5 (2012-Dec-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2328453571488734 3.2411e-08  
q 1.761050038249892 7.6015e-08 au
tp 2456354.275636435537
(2013-Mar-02.77563644)
3.5795e-05 TDB
node 188.3292202520859 0.00021487 deg
peri 86.36249775609851 0.00021515 deg
i .9609930425183699 4.7686e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1142  
   data-arc span      13954 days (38.20 yr)  
   first obs. used      1981-02-12  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:12:22  

Additional Information
 Jupiter MOID = 2.29541 au 
 T_jup = 3.558 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.050489118231954E-15 -2.457487314043286E-15 -3.917019234051355E-13 8.517022073530833E-15 -1.123497783213372E-13 -9.500061617038604E-17
q -2.457487314043286E-15 5.778340838175333E-15 9.28212635592218E-13 -1.905692211734643E-14 2.639608553419629E-13 2.626292671305469E-16
tp -3.917019234051355E-13 9.28212635592218E-13 1.281249470523802E-9 -1.479425143541023E-11 4.015523200830582E-10 3.901632749589061E-13
node 8.517022073530833E-15 -1.905692211734643E-14 -1.479425143541023E-11 4.61697413976963E-8 -4.616709701135071E-8 2.198915990916408E-10
peri -1.123497783213372E-13 2.639608553419629E-13 4.015523200830582E-10 -4.616709701135071E-8 4.628998130708758E-8 -2.197547793664981E-10
i -9.500061617038604E-17 2.626292671305469E-16 3.901632749589061E-13 2.198915990916408E-10 -2.197547793664981E-10 2.273967116268582E-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 15.6   n/a MPO384858  

11469 Rozitis           Discovered 1981 Mar. 2 by S. J. Bus at Siding Spring.
Benjamin Rozitis (b. 1984) is a research fellow at the Open University (UK) studying the physical and dynamical characterization of asteroid surfaces through spacecraft data, modeling, and microgravity experiments.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-04-19

Alternate Designations
 1981 EZ42 = 1984 BZ4 = 1996 VS15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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