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JPL Small-Body Database Browser
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80328 (1999 XK90)
Classification: Main-belt Asteroid          SPK-ID: 2080328
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1416390285215949 5.361e-08  
a 2.342483984889819 1.3249e-08 au
q 2.01069682894263 1.2315e-07 au
i 5.774550642284968 4.8058e-06 deg
node 280.6716749589148 5.4782e-05 deg
peri 95.22358402522993 5.8371e-05 deg
M 212.019921495104 2.495e-05 deg
tp 2459138.787289569132
(2020-Oct-16.28728957)
9.3902e-05 TDB
period 1309.523729158424
3.59
1.111e-05
3.042e-08
d
yr
n .2749091077802439 2.3323e-09 deg/d
Q 2.674271140837007 1.5126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      736  
   data-arc span      7131 days (19.52 yr)  
   first obs. used      1999-10-22  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5959  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:25:31  

Additional Information
 Earth MOID = 1.02109 au 
 Jupiter MOID = 2.82068 au 
 T_jup = 3.543 
[ 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 15.5   n/a MPO320002  

80328 (1999 XK90)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 XK90 = 2002 PT45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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