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243044 (2006 XY21)
Classification: Main-belt Asteroid          SPK-ID: 2243044
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04758328358415981 6.4561e-08  
a 2.967641941020408 3.8198e-08 au
q 2.826431792964587 1.8951e-07 au
i 8.167017211213567 7.2645e-06 deg
node 81.72130027764159 4.3272e-05 deg
peri 329.0357106124662 8.5986e-05 deg
M 180.0137988153654 7.856e-05 deg
tp 2459534.081822797214
(2021-Nov-15.58182280)
0.00041737 TDB
period 1867.306793492616
5.11
3.6053e-05
9.871e-08
d
yr
n .1927910299767372 3.7223e-09 deg/d
Q 3.108852089076228 4.0016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6332 days (17.34 yr)  
   first obs. used      2002-01-08  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56901  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:32  

Additional Information
 Earth MOID = 1.841 au 
 Jupiter MOID = 2.12443 au 
 T_jup = 3.247 
[ 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 15.7   n/a MPO450091  
diameter diameter 5.866 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243044 (2006 XY21)          Discovered 2006-Dec-12 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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