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91912 (1999 VC30)
Classification: Main-belt Asteroid          SPK-ID: 2091912
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827873333870169 3.9948e-08  
a 3.057460054746812 1.6917e-08 au
q 2.498595084402319 1.2365e-07 au
i 2.18669752465443 3.7396e-06 deg
node 70.68008868534659 0.00012648 deg
peri 71.54151675925398 0.000127 deg
M 305.8907820309553 1.2917e-05 deg
tp 2459690.000179323265
(2022-Apr-20.50017932)
7.1428e-05 TDB
period 1952.718381862817
5.35
1.6207e-05
4.437e-08
d
yr
n .1843583812923265 1.5301e-09 deg/d
Q 3.616325025091304 2.0009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1078  
   data-arc span      9067 days (24.82 yr)  
   first obs. used      1996-04-17  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55191  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:41:43  

Additional Information
 Earth MOID = 1.51313 au 
 Jupiter MOID = 1.40715 au 
 T_jup = 3.208 
[ 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 14.54   n/a E2021B10  

91912 (1999 VC30)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VC30 = 1996 HV13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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