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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2129648260832538 3.9712e-08  
a 3.100908027327879 1.4319e-08 au
q 2.440523688587832 1.2892e-07 au
i 1.792302942287769 3.8765e-06 deg
node 149.5202067567829 9.7783e-05 deg
peri 210.2702290078282 9.8063e-05 deg
M 356.4809984870893 6.8402e-06 deg
tp 2459219.996143266809
(2021-Jan-05.49614327)
3.7931e-05 TDB
period 1994.489502292323
5.46
1.3815e-05
3.782e-08
d
yr
n .1804973150203307 1.2502e-09 deg/d
Q 3.761292366067926 1.7368e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1636  
   data-arc span      10037 days (27.48 yr)  
   first obs. used      1993-08-15  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50423  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:55:22  

Additional Information
 Earth MOID = 1.43578 au 
 Jupiter MOID = 1.69295 au 
 T_jup = 3.186 
[ 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 14.14   n/a MPCxxxxx  
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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