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52288 (1990 QU8)
Classification: Main-belt Asteroid          SPK-ID: 2052288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2054390239576125 4.5932e-08  
a 3.095254708901607 1.6898e-08 au
q 2.459368602604657 1.4106e-07 au
i 1.654232329560196 4.8844e-06 deg
node 47.77622472376293 0.00016013 deg
peri 350.3754318177241 0.00016048 deg
M 151.4825771372054 1.1466e-05 deg
tp 2458363.542894718849
(2018-Sep-02.04289472)
6.0375e-05 TDB
period 1989.037707143757
5.45
1.6288e-05
4.459e-08
d
yr
n .180992043894913 1.4821e-09 deg/d
Q 3.731140815198557 2.0369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      11118 days (30.44 yr)  
   first obs. used      1990-08-16  
   last obs. used      2021-01-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52097  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:44:04  

Additional Information
 Earth MOID = 1.46595 au 
 Jupiter MOID = 1.69723 au 
 T_jup = 3.190 
[ 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 14.54   n/a MPCxxxxx  
diameter diameter 7.861 km 0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52288 (1990 QU8)          Discovered 1990-Aug-16 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QU8 = 1996 TN25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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