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85452 (1997 GA23)
Classification: Main-belt Asteroid          SPK-ID: 2085452
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124826562761627 3.974e-08  
a 2.285013192648708 1.0317e-08 au
q 1.799487519848636 8.9644e-08 au
i 3.740532344989182 5.8358e-06 deg
node 181.1415786384424 6.3946e-05 deg
peri 125.8342374152173 6.5882e-05 deg
M 183.133976000771 2.0298e-05 deg
tp 2459620.331162167609
(2022-Feb-09.83116217)
7.4064e-05 TDB
period 1261.628510297218
3.45
8.5442e-06
2.339e-08
d
yr
n .2853454856653407 1.9325e-09 deg/d
Q 2.770538865448781 1.2509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      8280 days (22.67 yr)  
   first obs. used      1997-04-06  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59382  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:02:22  

Additional Information
 Earth MOID = .787929 au 
 Jupiter MOID = 2.49499 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456439.5 (2013-May-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212548499951462 3.9782e-08  
q 1.799295308095851 8.9785e-08 au
tp 2455836.504404280601
(2011-Oct-02.00440428)
5.8963e-05 TDB
node 181.1853878066656 6.3948e-05 deg
peri 125.9037667923503 6.589e-05 deg
i 3.73990672144076 5.8368e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      8280 days (22.67 yr)  
   first obs. used      1997-04-06  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59382  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:02:22  

Additional Information
 Jupiter MOID = 2.49499 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.582578993450921E-15 -3.558028341626744E-15 9.31793160643069E-13 9.127754959251871E-15 2.239611374478636E-13 2.809517851978593E-16
q -3.558028341626744E-15 8.061258597709137E-15 -1.922239842759075E-12 -1.931848837456837E-14 -4.5444028693763E-13 -4.607267701072171E-16
tp 9.31793160643069E-13 -1.922239842759075E-12 3.476663465359556E-9 1.530515416471037E-11 9.488955168172075E-10 8.800133604157075E-13
node 9.127754959251871E-15 -1.931848837456837E-14 1.530515416471037E-11 4.089380998006243E-9 -4.075531075511705E-9 5.980238015041383E-11
peri 2.239611374478636E-13 -4.5444028693763E-13 9.488955168172075E-10 -4.075531075511705E-9 4.341496085006742E-9 -5.94123951228426E-11
i 2.809517851978593E-16 -4.607267701072171E-16 8.800133604157075E-13 5.980238015041383E-11 -5.94123951228426E-11 3.406790417199179E-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 16.1   n/a MPO417413  

85452 (1997 GA23)          Discovered 1997-Apr-06 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 GA23 = 2000 DX58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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