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56845 (2000 QL50)
Classification: Main-belt Asteroid          SPK-ID: 2056845
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2090986117401161 5.0749e-08  
a 2.66125310658404 1.4827e-08 au
q 2.104788776508246 1.3321e-07 au
i 4.401571821619165 5.3957e-06 deg
node 151.8312069348538 5.519e-05 deg
peri 174.772502553014 5.6298e-05 deg
M 205.9616087243491 1.4636e-05 deg
tp 2459679.006750094824
(2022-Apr-09.50675009)
6.8152e-05 TDB
period 1585.724363980344
4.34
1.3253e-05
3.628e-08
d
yr
n .2270255841288584 1.8973e-09 deg/d
Q 3.217717436659834 1.7928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1009  
   data-arc span      13902 days (38.06 yr)  
   first obs. used      1982-05-16  
   last obs. used      2020-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:57:36  

Additional Information
 Earth MOID = 1.09324 au 
 Jupiter MOID = 2.13503 au 
 T_jup = 3.350 
[ 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 14.7   n/a MPO417216  
diameter diameter 2.788 km 0.552 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.189   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56845 (2000 QL50)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QL50 = 1982 KR2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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