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469286 (1995 UY43)
Classification: Main-belt Asteroid          SPK-ID: 2469286
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1861472786710952 1.0719e-07  
a 2.33778901344571 2.1598e-08 au
q 1.902615950485607 2.6311e-07 au
i 2.636121756272773 8.5196e-06 deg
node 149.6486580949534 0.0001639 deg
peri 233.7984132084773 0.0001685 deg
M 330.7685063023332 4.9593e-05 deg
tp 2459106.511969751022
(2020-Sep-14.01196975)
0.00018116 TDB
period 1305.58874291854
3.57
1.8093e-05
4.954e-08
d
yr
n .2757376715697232 3.8212e-09 deg/d
Q 2.772962076405813 2.5619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      8628 days (23.62 yr)  
   first obs. used      1995-10-18  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59631  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:24  

Additional Information
 Earth MOID = .907355 au 
 Jupiter MOID = 2.68193 au 
 T_jup = 3.542 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457256.5 (2015-Aug-22.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1877379086657121 1.0712e-07  
q 1.898295799921783 2.6299e-07 au
tp 2457800.799563505164
(2017-Feb-16.29956351)
0.00016341 TDB
node 149.7326182415268 0.00016405 deg
peri 233.7685115673574 0.00016854 deg
i 2.63532829727764 8.5171e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      8628 days (23.62 yr)  
   first obs. used      1995-10-18  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59631  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:24  

Additional Information
 Jupiter MOID = 2.68193 au 
 T_jup = 3.542 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.147531412032892E-14 -2.814138279046625E-14 -1.158556023261588E-11 -2.542500327892379E-14 -2.359857669312337E-12 -9.634879897442757E-15
q -2.814138279046625E-14 6.916603062314514E-14 2.954302310062805E-11 7.009152979175164E-14 6.065061174668794E-12 2.446921224225565E-14
tp -1.158556023261588E-11 2.954302310062805E-11 2.670291829374408E-8 1.195396453905769E-10 6.315500174878754E-9 2.03771357302303E-11
node -2.542500327892379E-14 7.009152979175164E-14 1.195396453905769E-10 2.691219668069333E-8 -2.685188083244394E-8 -1.65923008597595E-10
peri -2.359857669312337E-12 6.065061174668794E-12 6.315500174878754E-9 -2.685188083244394E-8 2.840527339259137E-8 1.705893689531589E-10
i -9.634879897442757E-15 2.446921224225565E-14 2.03771357302303E-11 -1.65923008597595E-10 1.705893689531589E-10 7.254112293724233E-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 18.0   n/a MPO440883  

469286 (1995 UY43)          Discovered 1995-Oct-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 1995 UY43 = 2002 SF9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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