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19269 (1995 UQ11)
Classification: Main-belt Asteroid          SPK-ID: 2019269
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08314269448656998 3.5745e-08  
a 2.568724230159549 1.2425e-08 au
q 2.355153576271144 9.0421e-08 au
i 14.70809324481458 5.5605e-06 deg
node 9.857486164408131 1.4586e-05 deg
peri 259.6301940030702 4.8384e-05 deg
M 135.5032883842279 5.1058e-05 deg
tp 2458634.492762700225
(2019-May-30.99276270)		 0.00021081 TDB
period 1503.746572187515
4.12		 1.0911e-05
2.987e-08		 d
yr
n .2394020419785924 1.737e-09 deg/d
Q 2.782294884047955 1.3458e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1952  
   data-arc span      9273 days (25.39 yr)  
   first obs. used      1995-10-17  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:50:19  

Additional Information
 Earth MOID = 1.39153 au 
 Jupiter MOID = 2.33327 au 
 T_jup = 3.380 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.12   n/a E2021B10  
diameter diameter 4.629 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19269 (1995 UQ11)          Discovered 1995-Oct-17 by Spacewatch at Kitt Peak
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 UQ11 = 1999 RE90 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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