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JPL Small-Body Database Browser
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19785 (2000 QU103)
Classification: Main-belt Asteroid          SPK-ID: 2019785
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1260289509142236 3.6264e-08  
a 2.665333937874014 1.1079e-08 au
q 2.329424697847675 9.8176e-08 au
i 12.31114976508344 3.5309e-06 deg
node 158.1021753320737 1.8029e-05 deg
peri 31.51499323262933 2.2821e-05 deg
M 354.557710170926 1.3568e-05 deg
tp 2459024.527303619734
(2020-Jun-24.02730362)
5.9925e-05 TDB
period 1589.373145269619
4.35
9.9101e-06
2.713e-08
d
yr
n .2265043933021343 1.4123e-09 deg/d
Q 3.001243177900352 1.2476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1624  
   data-arc span      15131 days (41.43 yr)  
   first obs. used      1978-09-02  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48151  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:55:47  

Additional Information
 Earth MOID = 1.34077 au 
 Jupiter MOID = 1.97704 au 
 T_jup = 3.340 
[ 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 14.2   n/a MPO384924  
diameter diameter 7.561 km 2.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.057   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

19785 (2000 QU103)          Discovered 2000-Aug-28 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QU103 = 1978 RF9 = 1978 RH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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