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48831 (1997 YG3)
Classification: Main-belt Asteroid          SPK-ID: 2048831
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06445237810763828 3.4526e-08  
a 2.985295228796344 1.8155e-08 au
q 2.792885851947033 9.8595e-08 au
i 8.917496586736229 3.7338e-06 deg
node 280.3361824139957 2.5845e-05 deg
peri 187.5405363628298 4.0932e-05 deg
M 125.194266282173 3.1612e-05 deg
tp 2458345.318998355492
(2018-Aug-14.81899836)
0.00016548 TDB
period 1883.993313722616
5.16
1.7186e-05
4.705e-08
d
yr
n .1910834806991271 1.7431e-09 deg/d
Q 3.177704605645654 1.9325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1421  
   data-arc span      10069 days (27.57 yr)  
   first obs. used      1992-12-26  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:35:33  

Additional Information
 Earth MOID = 1.80996 au 
 Jupiter MOID = 1.95176 au 
 T_jup = 3.236 
[ 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 13.7   n/a MPO436124  

48831 (1997 YG3)          Discovered 1997-Dec-24 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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