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227578 (2005 YJ252)
Classification: Main-belt Asteroid          SPK-ID: 2227578
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0311840498802106 4.9706e-08  
a 2.748608696917786 2.1744e-08 au
q 2.662895946211921 1.3954e-07 au
i 4.585309009131291 5.2611e-06 deg
node 122.1379476084639 7.6223e-05 deg
peri 9.075302219969366 0.00012367 deg
M 80.90739177300262 9.8185e-05 deg
tp 2458826.429464349046
(2019-Dec-08.92946435)
0.00045316 TDB
period 1664.438685802241
4.56
1.9751e-05
5.408e-08
d
yr
n .2162891328294763 2.5666e-09 deg/d
Q 2.834321447623651 2.2422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      9862 days (27.00 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-03-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:19  

Additional Information
 Earth MOID = 1.67739 au 
 Jupiter MOID = 2.16099 au 
 T_jup = 3.341 
[ 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 16.78   n/a E2021B55  
diameter diameter 3.219 km 1.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227578 (2005 YJ252)          Discovered 2005-Dec-29 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 YJ252 = 1993 FG13 = 1997 CD11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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