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118193 (1994 RG25)
Classification: Main-belt Asteroid          SPK-ID: 2118193
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1956105619891247 5.6856e-08  
a 3.079957930960512 2.6967e-08 au
q 2.477485629182465 1.8816e-07 au
i 11.59716844422151 7.4667e-06 deg
node 229.0116115658519 2.3153e-05 deg
peri 61.93828889676067 3.0002e-05 deg
M 356.6525060020462 1.9423e-05 deg
tp 2459218.858318909708
(2021-Jan-04.35831891)
0.00010662 TDB
period 1974.311174727892
5.41
2.5929e-05
7.099e-08
d
yr
n .1823420768763145 2.3948e-09 deg/d
Q 3.682430232738559 3.2242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      430  
   data-arc span      9438 days (25.84 yr)  
   first obs. used      1994-09-12  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:08  

Additional Information
 Earth MOID = 1.48516 au 
 Jupiter MOID = 1.58815 au 
 T_jup = 3.168 
[ 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 15.16   n/a E2021B55  
diameter diameter 2.780 km 0.752 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118193 (1994 RG25)          Discovered 1994-Sep-12 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1994 RG25 = 2004 LV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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