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277312 (2005 ST192)
Classification: Main-belt Asteroid          SPK-ID: 2277312
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2288384703424309 5.5062e-08  
a 2.295410241747258 1.8668e-08 au
q 1.770132073217466 1.2525e-07 au
i 3.848800219065096 6.7636e-06 deg
node 192.5337672857756 8.4415e-05 deg
peri 91.11599249339528 8.5851e-05 deg
M 156.6982723434715 1.4256e-05 deg
tp 2458447.594885946383
(2018-Nov-25.09488595)
4.8257e-05 TDB
period 1270.249110488007
3.48
1.5496e-05
4.243e-08
d
yr
n .2834089762611166 3.4574e-09 deg/d
Q 2.82068841027705 2.294e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      5716 days (15.65 yr)  
   first obs. used      2004-03-15  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:10:25  

Additional Information
 Earth MOID = .75903 au 
 Jupiter MOID = 2.34786 au 
 T_jup = 3.557 
[ 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 17.4   n/a MPO440344  

277312 (2005 ST192)          Discovered 2005-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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