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19324 (1996 XA18)
Classification: Main-belt Asteroid          SPK-ID: 2019324
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242232470304989 3.8085e-08  
a 2.604847795900065 1.012e-08 au
q 2.281265144673121 9.8025e-08 au
i 5.923159846503223 4.8424e-06 deg
node 56.03725118647227 3.5346e-05 deg
peri 112.2824689540313 4.0428e-05 deg
M 165.7880534886135 1.9025e-05 deg
tp 2458493.331859098006
(2019-Jan-09.83185910)
7.9951e-05 TDB
period 1535.578260119947
4.20
8.9489e-06
2.45e-08
d
yr
n .2344393700727956 1.3662e-09 deg/d
Q 2.92843044712701 1.1377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1066  
   data-arc span      9635 days (26.38 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-09-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56645  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:51:47  

Additional Information
 Earth MOID = 1.29481 au 
 Jupiter MOID = 2.05344 au 
 T_jup = 3.394 
[ 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 14.96   n/a E2021B10  
diameter diameter 3.038 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.175   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19324 (1996 XA18)          Discovered 1996-Dec-07 by Spacewatch at Kitt Peak
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 XA18 = 1994 JA8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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