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185801 (1999 VV164)
Classification: Main-belt Asteroid          SPK-ID: 2185801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237655139893056 3.6394e-08  
a 2.325298963173282 9.4897e-09 au
q 2.037507141817342 8.6384e-08 au
i 12.96884273988186 5.2677e-06 deg
node 47.26559627028877 1.8571e-05 deg
peri 49.3451600557594 3.0456e-05 deg
M .2003233074700446 2.3569e-05 deg
tp 2459395.779314797265
(2021-Jun-30.27931480)
8.4791e-05 TDB
period 1295.139723187151
3.55
7.9283e-06
2.171e-08
d
yr
n .2779622874311138 1.7016e-09 deg/d
Q 2.613090784529223 1.0664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      7723 days (21.14 yr)  
   first obs. used      1999-11-14  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61588  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:48:37  

Additional Information
 Earth MOID = 1.07602 au 
 Jupiter MOID = 2.63593 au 
 T_jup = 3.531 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457595.5 (2016-Jul-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1234564298723322 3.6176e-08  
q 2.038303461826663 8.5832e-08 au
tp 2458097.784860287033
(2017-Dec-10.28486029)
8.3693e-05 TDB
node 47.3270465540522 1.8542e-05 deg
peri 48.63720459881864 3.0576e-05 deg
i 12.98017325106198 5.272e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      7723 days (21.14 yr)  
   first obs. used      1999-11-14  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61588  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:48:37  

Additional Information
 Jupiter MOID = 2.63593 au 
 T_jup = 3.531 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.308724174833093E-15 -3.090686157513144E-15 8.764768365154428E-14 8.123190622808208E-15 9.175209887161599E-14 -2.095966760571915E-15
q -3.090686157513144E-15 7.367148272737022E-15 -8.684916178159985E-14 -1.856038208162978E-14 -1.915170972666542E-13 5.53658985725147E-15
tp 8.764768365154428E-14 -8.684916178159985E-14 7.004536252807228E-9 1.700139940775214E-11 2.040689028569663E-9 7.054946807046357E-12
node 8.123190622808208E-15 -1.856038208162978E-14 1.700139940775214E-11 3.43823284616832E-10 -3.295309023216217E-10 -3.729442175200843E-11
peri 9.175209887161599E-14 -1.915170972666542E-13 2.040689028569663E-9 -3.295309023216217E-10 9.348957248187166E-10 3.823127744174456E-11
i -2.095966760571915E-15 5.53658985725147E-15 7.054946807046357E-12 -3.729442175200843E-11 3.823127744174456E-11 2.779384953004384E-11

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 16.81   n/a MPCxxxxx  

185801 (1999 VV164)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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