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90795 (1994 ST2)
Classification: Main-belt Asteroid          SPK-ID: 2090795
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08630525683881851 3.8413e-08  
a 2.971480321740513 1.9548e-08 au
q 2.715025949381203 1.1167e-07 au
i 10.15321094302096 4.597e-06 deg
node 350.2467719994129 2.3534e-05 deg
peri 289.6174457554156 3.6313e-05 deg
M 151.9073580519484 2.7858e-05 deg
tp 2458607.032920962814
(2019-May-03.53292096)
0.00014324 TDB
period 1870.930757390929
5.12
1.8462e-05
5.055e-08
d
yr
n .192417596737803 1.8988e-09 deg/d
Q 3.227934694099823 2.1236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      9616 days (26.33 yr)  
   first obs. used      1994-09-12  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58099  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:41:56  

Additional Information
 Earth MOID = 1.72001 au 
 Jupiter MOID = 1.98834 au 
 T_jup = 3.233 
[ show covariance matrix ]

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 15.34   n/a E2021B10  

90795 (1994 ST2)          Discovered 1994-Sep-28 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1994 ST2 = 1999 RH251 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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