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392190 (2009 SQ52)
Classification: Main-belt Asteroid          SPK-ID: 2392190
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1438371464467511 7.1747e-08  
a 2.198404183966507 1.874e-08 au
q 1.882191999408166 1.5064e-07 au
i 6.117585923027594 6.4e-06 deg
node 18.20449084147817 5.9136e-05 deg
peri 48.33649758928541 7.6495e-05 deg
M 54.26979486650581 3.5562e-05 deg
tp 2458821.020265266119
(2019-Dec-03.52026527)
0.00011903 TDB
period 1190.583171783369
3.26
1.5223e-05
4.168e-08
d
yr
n .3023728274781153 3.8663e-09 deg/d
Q 2.514616368524848 2.1436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      8508 days (23.29 yr)  
   first obs. used      1996-10-07  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54583  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:02  

Additional Information
 Earth MOID = .90169 au 
 Jupiter MOID = 2.77725 au 
 T_jup = 3.646 
[ 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 18.1   n/a MPO494987  

392190 (2009 SQ52)          Discovered 2009-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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