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9877 (1993 ST3)
Classification: Main-belt Asteroid          SPK-ID: 2009877
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2330746356836433 6.1558e-08  
a 2.702909039875971 1.7928e-08 au
q 2.072929500120853 1.6972e-07 au
i 7.749535524107103 7.3127e-06 deg
node 43.8442660721249 3.7753e-05 deg
peri 317.6678871268176 3.9608e-05 deg
M 6.655735759068106 1.3167e-05 deg
tp 2457370.491855401353
(2015-Dec-13.99185540)
5.9243e-05 JED
period 1623.101103554826
4.44
1.6149e-05
4.421e-08
d
yr
n .2217976435426899 2.2067e-09 deg/d
Q 3.332888579631089 2.2106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1235  
   data-arc span      9474 days (25.94 yr)  
   first obs. used      1989-12-28  
   last obs. used      2015-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50834  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:12:13  

Additional Information
 Earth MOID = 1.07669 au 
 Jupiter MOID = 2.13705 au 
 T_jup = 3.314 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO358726  

9877 (1993 ST3)          Discovered 1993-Sep-18 by Holt, H. E. at Palomar
Reference: 19990106/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 ST3 = 1989 YY5 = 1991 ES = 1992 JE3 = A922 VB 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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