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347367 (2012 RS4)
Classification: Main-belt Asteroid          SPK-ID: 2347367
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1998106198562181 1.2827e-07  
a 2.321808220168328 3.3353e-08 au
q 1.857886280509232 2.841e-07 au
i 2.754905096194026 1.2365e-05 deg
node 40.12252551129421 0.00035116 deg
peri 22.38063860979324 0.00039715 deg
M 17.17881059012477 0.00015987 deg
tp 2458938.836448524089
(2020-Mar-30.33644852)
0.00057378 TDB
period 1292.224418848236
3.54
2.7844e-05
7.623e-08
d
yr
n .2785893802570835 6.0029e-09 deg/d
Q 2.785730159827425 4.0017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      4579 days (12.54 yr)  
   first obs. used      2004-07-16  
   last obs. used      2017-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53504  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 08:07:11  

Additional Information
 Earth MOID = .871261 au 
 Jupiter MOID = 2.54032 au 
 T_jup = 3.549 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456183.5 (2012-Sep-13.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1994786851318475 1.2655e-07  
q 1.85853367397767 2.7922e-07 au
tp 2456352.454452574456
(2013-Feb-28.95445257)
0.00057326 TDB
node 40.18355079639907 0.00035028 deg
peri 22.02666938720519 0.0003968 deg
i 2.759870077205789 1.2376e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      4579 days (12.54 yr)  
   first obs. used      2004-07-16  
   last obs. used      2017-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53504  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 08:07:11  

Additional Information
 Jupiter MOID = 2.54032 au 
 T_jup = 3.549 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.601503450531542E-14 -3.522616002885206E-14 1.483221970956419E-11 6.583758875968424E-13 4.548169103967956E-12 -4.777327003761681E-14
q -3.522616002885206E-14 7.796218216840999E-14 -3.426363681013142E-11 -1.511036699259844E-12 -1.055665839550661E-11 1.085434539400432E-13
tp 1.483221970956419E-11 -3.426363681013142E-11 3.286274993138015E-7 1.292543039484904E-8 1.07936605125798E-7 -5.250404482630697E-10
node 6.583758875968424E-13 -1.511036699259844E-12 1.292543039484904E-8 1.226957357952343E-7 -1.177955217084606E-7 -3.162649311924789E-10
peri 4.548169103967956E-12 -1.055665839550661E-11 1.07936605125798E-7 -1.177955217084606E-7 1.574538621899992E-7 1.230597003055238E-10
i -4.777327003761681E-14 1.085434539400432E-13 -5.250404482630697E-10 -3.162649311924789E-10 1.230597003055238E-10 1.531651958903298E-10

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 18.4   n/a MPO242962  

347367 (2012 RS4)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2012 RS4 = 2005 SX226 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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