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90823 (1995 SX45)
Classification: Main-belt Asteroid          SPK-ID: 2090823
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823079803527338 5.3538e-08  
a 2.715457871667416 1.8816e-08 au
q 2.220408231350797 1.434e-07 au
i 3.183884376383068 8.0143e-06 deg
node 347.4690942200906 9.6042e-05 deg
peri 59.60805494790998 9.895e-05 deg
M 141.1516363312873 2.4593e-05 deg
tp 2458359.664669258406
(2018-Aug-29.16466926)
0.00010851 TDB
period 1634.417602680227
4.47
1.6988e-05
4.651e-08
d
yr
n .2202619449335641 2.2894e-09 deg/d
Q 3.210507511984036 2.2246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      9895 days (27.09 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62965  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:35:08  

Additional Information
 Earth MOID = 1.23213 au 
 Jupiter MOID = 2.19502 au 
 T_jup = 3.335 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO417446  

90823 (1995 SX45)          Discovered 1995-Sep-26 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1995 SX45 = 2000 WK109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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