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447357 (2005 YY253)
Classification: Main-belt Asteroid          SPK-ID: 2447357
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1612807641503965 7.317e-08  
a 3.140927374620893 6.8864e-08 au
q 2.634356207501136 2.3897e-07 au
i 4.05365922396993 8.0989e-06 deg
node 91.85843832023296 0.00017715 deg
peri 8.865531111314271 0.0001833 deg
M 218.3784270636571 5.5027e-05 deg
tp 2459800.356690157621
(2022-Aug-08.85669016)
0.00032796 TDB
period 2033.224193789832
5.57
6.6866e-05
1.831e-07
d
yr
n .1770586839855458 5.8229e-09 deg/d
Q 3.647498541740649 7.997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4523 days (12.38 yr)  
   first obs. used      2005-11-26  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57763  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:35:21  

Additional Information
 Earth MOID = 1.65133 au 
 Jupiter MOID = 1.51585 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456778.5 (2014-May-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1582299690335121 7.0054e-08  
q 2.645261123898615 2.2924e-07 au
tp 2457748.186240247975
(2016-Dec-25.68624025)
0.00029697 TDB
node 91.97439123522922 0.00017772 deg
peri 6.277301021802848 0.00018438 deg
i 4.049030183146251 8.0717e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4523 days (12.38 yr)  
   first obs. used      2005-11-26  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57763  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:35:21  

Additional Information
 Jupiter MOID = 1.51585 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.907544397091893E-15 -1.553593580597061E-14 2.221875599311607E-12 1.923228971143411E-14 3.613623574911902E-13 4.169920114100825E-16
q -1.553593580597061E-14 5.254998612763627E-14 3.906434496957074E-12 -1.308634144291255E-13 5.191706177298286E-13 2.811052108145575E-15
tp 2.221875599311607E-12 3.906434496957074E-12 8.819025898428623E-8 -1.89712771712276E-11 1.485633807347974E-8 2.998944328704036E-12
node 1.923228971143411E-14 -1.308634144291255E-13 -1.89712771712276E-11 3.158516342070843E-8 -3.150464802737397E-8 2.389999320562404E-11
peri 3.613623574911902E-13 5.191706177298286E-13 1.485633807347974E-8 -3.150464802737397E-8 3.399693815626556E-8 -2.369333091322405E-11
i 4.169920114100825E-16 2.811052108145575E-15 2.998944328704036E-12 2.389999320562404E-11 -2.369333091322405E-11 6.5152351019728E-11

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 16.5   n/a MPO446775  

447357 (2005 YY253)          Discovered 2005-Nov-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2005 YY253 = 2010 VA221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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