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227533 (2005 YH84)
Classification: Main-belt Asteroid          SPK-ID: 2227533
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1925346265614777 4.6513e-08  
a 2.641454150385937 2.1165e-08 au
q 2.132882761962115 1.2759e-07 au
i 2.380098943196497 8.3123e-06 deg
node 185.7474086247263 0.00013963 deg
peri 245.0651306607295 0.00014231 deg
M 206.1288330291827 2.8959e-05 deg
tp 2459870.720625418176
(2022-Oct-18.22062542)
0.00013189 TDB
period 1568.061319742272
4.29
1.8847e-05
5.16e-08
d
yr
n .2295828584427871 2.7594e-09 deg/d
Q 3.150025538809758 2.5241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      7169 days (19.63 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5589  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:26:16  

Additional Information
 Earth MOID = 1.14812 au 
 Jupiter MOID = 2.14613 au 
 T_jup = 3.367 
[ 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 17.07   n/a E2021B55  
diameter diameter 2.579 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227533 (2005 YH84)          Discovered 2005-Dec-24 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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