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19804 (2000 RY103)
Classification: Main-belt Asteroid          SPK-ID: 2019804
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06091979131656359 4.3755e-08  
a 3.096832908083129 2.1455e-08 au
q 2.908174493580438 1.3034e-07 au
i 9.808519198292489 5.3153e-06 deg
node 351.2616026958913 2.6807e-05 deg
peri 74.44048570627508 5.3341e-05 deg
M 225.1606781349217 4.5291e-05 deg
tp 2459946.071237877115
(2023-Jan-01.57123788)
0.00025244 TDB
period 1990.559147904431
5.45
2.0686e-05
5.664e-08
d
yr
n .1808537065472239 1.8794e-09 deg/d
Q 3.28549132258582 2.2762e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1427  
   data-arc span      11280 days (30.88 yr)  
   first obs. used      1989-09-28  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48903  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:07:23  

Additional Information
 Earth MOID = 1.93958 au 
 Jupiter MOID = 1.91669 au 
 T_jup = 3.198 
[ 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 13.17   n/a E2021B10  
diameter diameter 6.964 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19804 (2000 RY103)          Discovered 2000-Sep-06 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RY103 = 1989 SQ7 = 1995 YK4 = 1997 HU4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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