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JPL Small-Body Database Browser
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183591 (2003 SZ312)
Classification: Main-belt Asteroid          SPK-ID: 2183591
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04256347474221295 6.233e-08  
a 2.203712514881454 1.391e-08 au
q 2.109914852915198 1.4268e-07 au
i 7.659483218655156 5.1844e-06 deg
node 271.1884485639796 4.4971e-05 deg
peri 119.4328601810628 8.3802e-05 deg
M 249.8503152354035 7.1813e-05 deg
tp 2458966.104549815799
(2020-Apr-26.60454982)
0.00023912 TDB
period 1194.897999163327
3.27
1.1314e-05
3.098e-08
d
yr
n .3012809463670319 2.8526e-09 deg/d
Q 2.297510176847709 1.4502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      9482 days (25.96 yr)  
   first obs. used      1993-09-15  
   last obs. used      2019-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56419  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:50:40  

Additional Information
 Earth MOID = 1.12783 au 
 Jupiter MOID = 2.88419 au 
 T_jup = 3.650 
[ 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 16.9   n/a MPO436907  

183591 (2003 SZ312)          Discovered 2003-Sep-17 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2003 SZ312 = 2005 EQ221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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