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226589 (2004 BY28)
Classification: Main-belt Asteroid          SPK-ID: 2226589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .124365082747232 4.8954e-08  
a 2.26598715238299 1.5345e-08 au
q 1.984177472672715 1.1485e-07 au
i 2.524716572310786 5.6556e-06 deg
node 109.3539251886266 0.00014699 deg
peri 353.0257736619768 0.00015132 deg
M 308.1448265671679 4.1388e-05 deg
tp 2459179.962693645439
(2020-Nov-26.46269365)
0.00014459 TDB
period 1245.904033009218
3.41
1.2655e-05
3.465e-08
d
yr
n .2889468132874537 2.935e-09 deg/d
Q 2.547796832093265 1.7253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      7227 days (19.79 yr)  
   first obs. used      1999-11-10  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:39  

Additional Information
 Earth MOID = 1.00109 au 
 Jupiter MOID = 2.56868 au 
 T_jup = 3.605 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457056.5 (2015-Feb-03.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1238166636118707 4.8775e-08  
q 1.985447312962586 1.1446e-07 au
tp 2456685.979325639871
(2014-Jan-28.47932564)
0.00012756 TDB
node 109.3845224357593 0.00014715 deg
peri 352.5901602453113 0.00015154 deg
i 2.523725152911728 5.651e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      7227 days (19.79 yr)  
   first obs. used      1999-11-10  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:39  

Additional Information
 Jupiter MOID = 2.56868 au 
 T_jup = 3.605 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.378990667010688E-15 -5.545847685809716E-15 -1.832279320643292E-13 -9.279001664666113E-15 6.185857751870203E-15 -4.452946720997534E-16
q -5.545847685809716E-15 1.310187405129843E-14 1.551038650205896E-12 2.018915453603789E-14 3.111662498307011E-13 1.53928473081216E-15
tp -1.832279320643292E-13 1.551038650205896E-12 1.627170510730207E-8 2.54977113104212E-12 4.658737867078259E-9 5.708290495202665E-12
node -9.279001664666113E-15 2.018915453603789E-14 2.54977113104212E-12 2.165278508448604E-8 -2.163124757462476E-8 2.372768637826389E-10
peri 6.185857751870203E-15 3.111662498307011E-13 4.658737867078259E-9 -2.163124757462476E-8 2.296314930496124E-8 -2.354131455484233E-10
i -4.452946720997534E-16 1.53928473081216E-15 5.708290495202665E-12 2.372768637826389E-10 -2.354131455484233E-10 3.193345379266109E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO391176  

226589 (2004 BY28)          Discovered 2004-Jan-18 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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