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382218 (2012 QY19)
Classification: Main-belt Asteroid          SPK-ID: 2382218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02054821969896579 7.4571e-08  
a 3.017246802813147 3.8571e-08 au
q 2.95524775262294 2.3528e-07 au
i 7.981417812821026 7.6782e-06 deg
node 339.02873570396 3.1504e-05 deg
peri 194.3615978354546 0.00012577 deg
M 345.0461942377126 0.00012144 deg
tp 2459080.017719243297
(2020-Aug-18.51771924)
0.00064567 TDB
period 1914.320634000806
5.24
3.6708e-05
1.005e-07
d
yr
n .1880562710373254 3.606e-09 deg/d
Q 3.079245853003354 3.9364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      5959 days (16.31 yr)  
   first obs. used      2003-12-28  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50725  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:41:42  

Additional Information
 Earth MOID = 1.96125 au 
 Jupiter MOID = 1.90104 au 
 T_jup = 3.232 
[ 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 15.8   n/a MPO427902  
rotation period rot_per 3.21 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

382218 (2012 QY19)          Discovered 2007-Sep-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2012 QY19 = 2007 RK131 = 2010 CU160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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