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74586 (1999 NG63)
Classification: Main-belt Asteroid          SPK-ID: 2074586
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2380523791532578 4.9052e-08  
a 2.332699314082515 8.9438e-09 au
q 1.777394692515999 1.1738e-07 au
i 2.217119699339181 5.3303e-06 deg
node 169.5537707753317 8.4962e-05 deg
peri 168.1314573551818 8.5526e-05 deg
M 281.6041140767143 7.6259e-06 deg
tp 2459283.885314659635
(2021-Mar-10.38531466)
2.7593e-05 TDB
period 1301.327385690863
3.56
7.4841e-06
2.049e-08
d
yr
n .2766406086266133 1.591e-09 deg/d
Q 2.88800393564903 1.1073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      21742 days (59.53 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50814  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:06:54  

Additional Information
 Earth MOID = .768309 au 
 Jupiter MOID = 2.50613 au 
 T_jup = 3.530 
[ 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 16.1   n/a MPO468693  
diameter diameter 1.397 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.360   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74586 (1999 NG63)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 NG63 = 2001 AJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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