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192781 (1999 UG25)
Classification: Main-belt Asteroid          SPK-ID: 2192781
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3621776135152541 1.589e-07  
a 2.725558170896964 8.5181e-09 au
q 1.7384220170645 4.3366e-07 au
i 6.980466250504597 1.1584e-05 deg
node 8.675255207416097 4.7776e-05 deg
peri 31.10286743275956 5.7409e-05 deg
M 247.9082185677617 1.591e-05 deg
tp 2459712.244142836925
(2022-May-12.74414284)
7.3354e-05 TDB
period 1643.545040210308
4.50
7.7048e-06
2.109e-08
d
yr
n .2190387188622068 1.0268e-09 deg/d
Q 3.712694324729427 1.1603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      13617 days (37.28 yr)  
   first obs. used      1981-10-24  
   last obs. used      2019-02-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46828  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:32  

Additional Information
 Earth MOID = .749266 au 
 Jupiter MOID = 1.76 au 
 T_jup = 3.248 
[ 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 17.1   n/a MPO433273  

192781 (1999 UG25)          Discovered 1999-Oct-28 by CSS at Catalina
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 UG25 = 1981 UC29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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