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84523 (2002 UF2)
Classification: Main-belt Asteroid          SPK-ID: 2084523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3251217712285213 4.325e-08  
a 3.054360323703865 2.1849e-08 au
q 2.061321285291145 1.3493e-07 au
i 16.82980089213406 6.9463e-06 deg
node 51.35955548170961 1.6611e-05 deg
peri 32.80605275708113 2.0104e-05 deg
M 72.27661855275832 1.0385e-05 deg
tp 2458609.051929731089
(2019-May-05.55192973)
5.3964e-05 TDB
period 1949.749561041548
5.34
2.0921e-05
5.728e-08
d
yr
n .1846390978581319 1.9812e-09 deg/d
Q 4.047399362116585 2.8952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      9514 days (26.05 yr)  
   first obs. used      1994-05-03  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53188  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:04:09  

Additional Information
 Earth MOID = 1.09531 au 
 Jupiter MOID = 1.42191 au 
 T_jup = 3.091 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457341.5 (2015-Nov-15.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3256104997633643 4.3089e-08  
q 2.059035700128407 1.3426e-07 au
tp 2456660.824482803609
(2014-Jan-03.32448280)
4.682e-05 TDB
node 51.37650159277641 1.6609e-05 deg
peri 32.97306674464946 2.0104e-05 deg
i 16.83412830821322 6.9475e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      9514 days (26.05 yr)  
   first obs. used      1994-05-03  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53188  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:04:09  

Additional Information
 Jupiter MOID = 1.42191 au 
 T_jup = 3.091 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.85665076814921E-15 -5.751447247438784E-15 -1.076270973209956E-12 2.51248021622621E-14 -3.143305303947913E-13 -6.438990433389727E-15
q -5.751447247438784E-15 1.802636112330049E-14 3.38080517601514E-12 -7.852639575517836E-14 1.005217943331289E-12 2.095570115206968E-14
tp -1.076270973209956E-12 3.38080517601514E-12 2.192107328984668E-9 -2.363573638432516E-11 5.469319009333578E-10 4.31480465630265E-12
node 2.51248021622621E-14 -7.852639575517836E-14 -2.363573638432516E-11 2.758568537046552E-10 -2.694363312575985E-10 -5.246397015257754E-11
peri -3.143305303947913E-13 1.005217943331289E-12 5.469319009333578E-10 -2.694363312575985E-10 4.041830976680799E-10 5.143993022333692E-11
i -6.438990433389727E-15 2.095570115206968E-14 4.31480465630265E-12 -5.246397015257754E-11 5.143993022333692E-11 4.826759511522948E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO453274  

84523 (2002 UF2)          Discovered 2002-Oct-28 by NEAT at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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