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385574 (2004 VA18)
Classification: Main-belt Asteroid          SPK-ID: 2385574
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2135549744210158 1.0779e-07  
a 2.616676825641025 3.723e-08 au
q 2.057872473073191 2.8097e-07 au
i 1.933822846962992 1.3991e-05 deg
node 4.959708590571895 0.00029775 deg
peri 21.02424724945521 0.00030023 deg
M 303.1003345085572 4.7042e-05 deg
tp 2459444.860368576476
(2021-Aug-18.36036858)
0.00020648 TDB
period 1546.050085316601
4.23
3.2996e-05
9.034e-08
d
yr
n .2328514473231176 4.9695e-09 deg/d
Q 3.175481178208858 4.5181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      10072 days (27.58 yr)  
   first obs. used      1991-09-05  
   last obs. used      2019-04-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64885  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:52  

Additional Information
 Earth MOID = 1.06096 au 
 Jupiter MOID = 2.2824 au 
 T_jup = 3.373 
[ 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 17.6   n/a MPO471964  

385574 (2004 VA18)          Discovered 2004-Nov-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

Alternate Designations
 2004 VA18 = 2008 RE114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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