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118312 (1998 VM39)
Classification: Main-belt Asteroid          SPK-ID: 2118312
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964816433957685 5.3331e-08  
a 2.331788161877146 8.3017e-09 au
q 1.873634591780726 1.2761e-07 au
i 4.29627456653359 4.7401e-06 deg
node 194.1473999991649 5.3346e-05 deg
peri 147.3367379447459 5.434e-05 deg
M 124.0255913414697 8.947e-06 deg
tp 2458752.435153443588
(2019-Sep-25.93515344)		 3.1897e-05 TDB
period 1300.565012556198
3.56		 6.9455e-06
1.902e-08		 d
yr
n .2768027715065449 1.4782e-09 deg/d
Q 2.789941731973566 9.9329e-09 au
   Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      8709 days (23.84 yr)  
   first obs. used      1997-05-02  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:39  

Additional Information
 Earth MOID = .865523 au 
 Jupiter MOID = 2.62206 au 
 T_jup = 3.541 
[ 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 16.5   n/a MPO445872  

118312 (1998 VM39)          Discovered 1998-Nov-11 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1998 VM39 = 2004 GA52 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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