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442296 (2011 SJ30)
Classification: Main-belt Asteroid          SPK-ID: 2442296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743387688511695 3.3983e-07  
a 2.574255350495721 7.2148e-08 au
q 2.125462841981761 9.3129e-07 au
i 3.878345689201607 1.1485e-05 deg
node 180.6151406350963 6.9959e-05 deg
peri 176.6066168652126 0.00011122 deg
M 56.42506044901634 5.4223e-05 deg
tp 2458764.046691438323
(2019-Oct-07.54669144)
0.00023599 TDB
period 1508.606112334037
4.13
6.3422e-05
1.736e-07
d
yr
n .2386308772427196 1.0032e-08 deg/d
Q 3.023047859009681 8.4727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      4366 days (11.95 yr)  
   first obs. used      2007-10-20  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:00:21  

Additional Information
 Earth MOID = 1.12141 au 
 Jupiter MOID = 2.42578 au 
 T_jup = 3.403 
[ 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 17.8   n/a MPO446754  

442296 (2011 SJ30)          Discovered 2007-Oct-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SJ30 = 2007 VP53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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