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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826483577638228 4.1347e-08  
a 3.056441400315625 1.7539e-08 au
q 2.498187397946618 1.2695e-07 au
i 2.186830621772345 3.8081e-06 deg
node 70.67792000237522 0.00013272 deg
peri 71.65148838552609 0.0001332 deg
M 232.7323289610428 1.2622e-05 deg
tp 2459690.482591305259
(2022-Apr-20.98259131)
7.1627e-05 TDB
period 1951.742581930795
5.34
1.68e-05
4.6e-08
d
yr
n .1844505537425247 1.5877e-09 deg/d
Q 3.614695402684633 2.0742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      972  
   data-arc span      8869 days (24.28 yr)  
   first obs. used      1996-04-17  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:21:04  

Additional Information
 Earth MOID = 1.51203 au 
 Jupiter MOID = 1.40951 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 14.5   n/a MPO351492  

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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