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91964 (1999 VS88)
Classification: Main-belt Asteroid          SPK-ID: 2091964
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1444987977086855 4.86e-08  
a 3.140054476240925 2.7819e-08 au
q 2.686320379684335 1.5262e-07 au
i 10.86427504411382 4.4808e-06 deg
node 227.2251555039871 2.8749e-05 deg
peri 261.0554790773475 3.3479e-05 deg
M 246.6886552177805 2.1537e-05 deg
tp 2460036.198148686450
(2023-Apr-01.69814869)
0.00012674 TDB
period 2032.376669518257
5.56
2.7008e-05
7.394e-08
d
yr
n .1771325194779629 2.3539e-09 deg/d
Q 3.593788572797514 3.1839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7695 days (21.07 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-11-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54367  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:48:45  

Additional Information
 Earth MOID = 1.72895 au 
 Jupiter MOID = 1.69112 au 
 T_jup = 3.167 
[ 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 14.66   n/a E2021B10  

91964 (1999 VS88)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VS88 = 2001 DS80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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