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JPL Small-Body Database Browser
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442310 (2011 SX78)
Classification: Main-belt Asteroid          SPK-ID: 2442310
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .14325773546173 1.6424e-07  
a 2.650242047561806 5.3514e-08 au
q 2.270574373402643 4.5707e-07 au
i 3.202837966013309 1.2093e-05 deg
node 184.4755033206706 0.00021383 deg
peri 127.348477823377 0.00021902 deg
M 311.1504812472527 3.6768e-05 deg
tp 2458814.337823646816
(2019-Nov-26.83782365)
0.00016129 TDB
period 1575.89303801533
4.31
4.7731e-05
1.307e-07
d
yr
n .2284419001262812 6.9191e-09 deg/d
Q 3.029909721720969 6.1181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5753 days (15.75 yr)  
   first obs. used      2002-06-06  
   last obs. used      2018-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5444  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:21:04  

Additional Information
 Earth MOID = 1.25737 au 
 Jupiter MOID = 2.23229 au 
 T_jup = 3.374 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO440831  

442310 (2011 SX78)          Discovered 2007-Oct-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SX78 = 2010 JS173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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