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47339 (1999 XH38)
Classification: Main-belt Asteroid          SPK-ID: 2047339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09191577812660427 4.101e-08  
a 2.531577882197851 1.2818e-08 au
q 2.298885931267534 1.0484e-07 au
i 14.43278709849463 4.1315e-06 deg
node 80.64466699879934 1.6022e-05 deg
peri 136.629149056527 2.5902e-05 deg
M 157.752973566651 2.2283e-05 deg
tp 2457955.795918924546
(2017-Jul-21.29591892)
9.0075e-05 TDB
period 1471.246239863133
4.03
1.1174e-05
3.059e-08
d
yr
n .2446905149157697 1.8584e-09 deg/d
Q 2.764269833128167 1.3996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1106  
   data-arc span      8742 days (23.93 yr)  
   first obs. used      1995-12-31  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53204  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:02:36  

Additional Information
 Earth MOID = 1.30719 au 
 Jupiter MOID = 2.27875 au 
 T_jup = 3.401 
[ 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 14.7   n/a MPO412500  
diameter diameter 2.582 km 0.342 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.420   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47339 (1999 XH38)          Discovered 1999-Dec-03 by Kawasato, N. at Uenohara
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XH38 = 1999 XV68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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