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15324 (1993 QO4)
Classification: Main-belt Asteroid          SPK-ID: 2015324
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136185500013907 4.2024e-08  
a 3.103522246564635 1.5668e-08 au
q 2.440552324356439 1.3482e-07 au
i 1.791484161431649 4.0452e-06 deg
node 149.524189188017 0.0001212 deg
peri 210.2078276565765 0.00012142 deg
M 320.4757849766841 7.7784e-06 deg
tp 2459219.750944876286
(2021-Jan-05.25094488)
4.3783e-05 TDB
period 1997.012214130019
5.47
1.5123e-05
4.14e-08
d
yr
n .1802693030382044 1.3651e-09 deg/d
Q 3.766492168772831 1.9015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1358  
   data-arc span      9848 days (26.96 yr)  
   first obs. used      1993-08-15  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:58:49  

Additional Information
 Earth MOID = 1.43743 au 
 Jupiter MOID = 1.68677 au 
 T_jup = 3.185 
[ 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 14.0   n/a MPO435843  
diameter diameter 7.366 km 2.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.044   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

15324 (1993 QO4)          Discovered 1993-Aug-18 by Elst, E. W. at Caussols
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 QO4 = 1998 MS42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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