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181655 (2007 VZ189)
Classification: Main-belt Asteroid          SPK-ID: 2181655
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2157461058282913 5.133e-08  
a 2.36453258954063 1.5313e-08 au
q 1.854393891243153 1.269e-07 au
i 4.227184483761709 3.86e-06 deg
node 84.32505760542178 8.2091e-05 deg
peri 304.6361280985335 8.2911e-05 deg
M 234.4029916321718 1.5347e-05 deg
tp 2459663.832940397553
(2022-Mar-25.33294040)
5.9988e-05 TDB
period 1328.055984061522
3.64
1.2901e-05
3.532e-08
d
yr
n .2710729098174247 2.6332e-09 deg/d
Q 2.874671287838106 1.8617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      7076 days (19.37 yr)  
   first obs. used      2000-12-31  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6198  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:29  

Additional Information
 Earth MOID = .862429 au 
 Jupiter MOID = 2.5747 au 
 T_jup = 3.513 
[ 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 17.08   n/a E2021B55  

181655 (2007 VZ189)          Discovered 2007-Nov-14 by Lowe, A. at Mayhill
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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