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49743 (1999 VP143)
Classification: Main-belt Asteroid          SPK-ID: 2049743
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020959404544712 4.6426e-08  
a 2.239541883569734 6.2422e-09 au
q 1.786939560422531 1.0406e-07 au
i 2.023855965988366 3.3943e-06 deg
node 297.0401050752082 0.00015446 deg
peri 56.90287584051421 0.00015479 deg
M 82.28626168858491 9.4764e-06 deg
tp 2458720.690766315106
(2019-Aug-25.19076631)
3.2277e-05 TDB
period 1224.157253707585
3.35
5.1181e-06
1.401e-08
d
yr
n .2940798650742574 1.2295e-09 deg/d
Q 2.692144206716937 7.5037e-09 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      10080 days (27.60 yr)  
   first obs. used      1992-07-30  
   last obs. used      2020-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48334  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:31:06  

Additional Information
 Earth MOID = .782837 au 
 Jupiter MOID = 2.74921 au 
 T_jup = 3.608 
[ 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 16.2   n/a MPO502488  
diameter diameter 1.453 km 0.251 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.333   0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49743 (1999 VP143)          Discovered 1999-Nov-11 by CSS at Catalina
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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