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79897 (1999 BY5)
Classification: Main-belt Asteroid          SPK-ID: 2079897
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2015665075892785 3.2969e-08  
a 2.691582737611933 1.3543e-08 au
q 2.149049805303906 9.124e-08 au
i 1.448174779232138 3.9681e-06 deg
node 259.777652088385 0.00022826 deg
peri 194.4678602526312 0.00022878 deg
M 326.1536935936487 1.7132e-05 deg
tp 2459152.141757542895
(2020-Oct-29.64175754)
7.7382e-05 TDB
period 1612.90960555737
4.42
1.2174e-05
3.333e-08
d
yr
n .2231991171480409 1.6846e-09 deg/d
Q 3.23411566991996 1.6273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      859  
   data-arc span      7603 days (20.82 yr)  
   first obs. used      1999-01-21  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52885  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:45:03  

Additional Information
 Earth MOID = 1.16584 au 
 Jupiter MOID = 1.95845 au 
 T_jup = 3.342 
[ 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 15.2   n/a MPO493434  
diameter diameter 4.230 km 1.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79897 (1999 BY5)          Discovered 1999-Jan-21 by Korlevic, K. at Visnjan
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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