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78032 (2002 JN77)
Classification: Main-belt Asteroid          SPK-ID: 2078032
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071805104353109 2.7364e-08  
a 2.336530488512822 8.6663e-09 au
q 1.852446909255069 6.6375e-08 au
i 2.430495387906301 4.1058e-06 deg
node 21.87204357962147 7.2881e-05 deg
peri 288.7369637940196 7.3841e-05 deg
M 304.2811501301179 1.0251e-05 deg
tp 2459202.408800110415
(2020-Dec-18.90880011)
3.7124e-05 TDB
period 1304.534609194064
3.57
7.2579e-06
1.987e-08
d
yr
n .2759604823534782 1.5353e-09 deg/d
Q 2.820614067770576 1.0462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      10716 days (29.34 yr)  
   first obs. used      1991-03-14  
   last obs. used      2020-07-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55752  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:30  

Additional Information
 Earth MOID = .839878 au 
 Jupiter MOID = 2.45338 au 
 T_jup = 3.537 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO436328  
diameter diameter 1.416 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.320   0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78032 (2002 JN77)          Discovered 2002-May-11 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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