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118455 (1999 VP191)
Classification: Outer Main-belt Asteroid          SPK-ID: 2118455
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319020403079168 6.7865e-08  
a 3.204345484364606 2.6988e-08 au
q 2.781685777125454 2.2127e-07 au
i 2.310502080031383 5.718e-06 deg
node 65.30568003421122 0.00015101 deg
peri 149.6179686421739 0.00015225 deg
M 51.27501513963578 2.143e-05 deg
tp 2458702.091819195579
(2019-Aug-06.59181920)
0.00012407 TDB
period 2095.112888743941
5.74
2.6469e-05
7.247e-08
d
yr
n .1718284498816799 2.1708e-09 deg/d
Q 3.627005191603757 3.0548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      7111 days (19.47 yr)  
   first obs. used      1999-11-12  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48143  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:53:27  

Additional Information
 Earth MOID = 1.77532 au 
 Jupiter MOID = 1.3397 au 
 T_jup = 3.178 
[ 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 15.0   n/a MPO432687  
diameter diameter 5.971 km 1.574 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118455 (1999 VP191)          Discovered 1999-Nov-12 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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