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JPL Small-Body Database Browser
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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 
[ 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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2156-Aug-19 07:15 00:33 Hygie 0.00987282148202162 0.00984974042039159 0.00989596715652448 3.49144749543915 3.49144637456799 2508753.801981728 32.7329059868774 1707.37530588998 108.797528262359 -47.794002772951 10047.1828896632 T 3 CATAB v2.0e-lin.ifort 2017-Nov-25 15:54:39 2018-Dec-18 01:40

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