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192794 (1999 UY54)
Classification: Main-belt Asteroid          SPK-ID: 2192794
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09471610113150369 8.3194e-08  
a 2.73724843424274 2.7378e-08 au
q 2.477986934722955 2.3953e-07 au
i 7.617927897536334 8.0998e-06 deg
node 30.43716979545047 4.5305e-05 deg
peri 138.8915476291231 5.7464e-05 deg
M 155.1873319389312 3.2334e-05 deg
tp 2458683.444200134764
(2019-Jul-18.94420013)
0.00014905 TDB
period 1654.130428974066
4.53
2.4817e-05
6.795e-08
d
yr
n .2176370095696027 3.2652e-09 deg/d
Q 2.996509933762526 2.9971e-08 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      7117 days (19.49 yr)  
   first obs. used      1999-10-06  
   last obs. used      2019-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56869  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:35  

Additional Information
 Earth MOID = 1.48963 au 
 Jupiter MOID = 1.97392 au 
 T_jup = 3.332 
[ 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 16.2   n/a MPO533236  
diameter diameter 2.251 km 0.400 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.115   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192794 (1999 UY54)          Discovered 1999-Oct-19 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 UY54 = 2006 GQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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