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11048 (1990 QZ5)
Classification: Main-belt Asteroid          SPK-ID: 2011048
[ 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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1563529616639516 3.6623e-08  
a 2.859060936959791 1.2705e-08 au
q 2.412038291888416 1.1053e-07 au
i 12.95083261646917 4.243e-06 deg
node 159.464106782803 1.4158e-05 deg
peri 246.8039546511045 1.9296e-05 deg
M 3.207743664601145 1.473e-05 deg
tp 2458984.766305988115
(2020-May-15.26630599)		 7.22e-05 TDB
period 1765.767603809725
4.83		 1.177e-05
3.222e-08		 d
yr
n .2038773387977463 1.359e-09 deg/d
Q 3.306083582031167 1.4692e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2216  
   data-arc span      13917 days (38.10 yr)  
   first obs. used      1981-12-19  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:55:27  

Additional Information
 Earth MOID = 1.45376 au 
 Jupiter MOID = 2.25703 au 
 T_jup = 3.247 
[ 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 12.8   n/a MPO502254  
diameter diameter 14.865 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.9830 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2015) Minor Planet Bull. 42, 15-20.]
geometric albedo albedo 0.073   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11048 (1990 QZ5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QZ5 = 1998 EO5 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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