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434291 (2004 BN78)
Classification: Main-belt Asteroid          SPK-ID: 2434291
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047693878194124 8.6089e-08  
a 2.31667603660317 2.4538e-08 au
q 2.073959306472354 2.0117e-07 au
i 5.090081055739327 7.8347e-06 deg
node 330.044111976038 9.3632e-05 deg
peri 220.083464836157 0.00010167 deg
M 177.3063528612415 4.1516e-05 deg
tp 2458366.165719125894
(2018-Sep-04.66571913)
0.0001447 TDB
period 1287.942239122086
3.53
2.0463e-05
5.602e-08
d
yr
n .2795156405813592 4.441e-09 deg/d
Q 2.559392766733987 2.7109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      6123 days (16.76 yr)  
   first obs. used      2004-01-22  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:11:56  

Additional Information
 Earth MOID = 1.07773 au 
 Jupiter MOID = 2.4121 au 
 T_jup = 3.568 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457363.5 (2015-Dec-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040441329843038 8.6364e-08  
q 2.076104361443124 2.017e-07 au
tp 2457077.347435577162
(2015-Feb-23.84743558)
0.00013978 TDB
node 330.1078367676403 9.3657e-05 deg
peri 220.0398958389996 0.00010178 deg
i 5.088977587811986 7.8331e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      6123 days (16.76 yr)  
   first obs. used      2004-01-22  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:11:56  

Additional Information
 Jupiter MOID = 2.4121 au 
 T_jup = 3.568 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.458687123028991E-15 -1.731568185261737E-14 2.017660864243699E-12 2.978716675142864E-14 8.68096978680505E-13 -1.009774672684167E-14
q -1.731568185261737E-14 4.068346488672052E-14 -4.014082595217905E-12 -6.299962991883058E-14 -1.803840908286728E-12 2.463465839918901E-14
tp 2.017660864243699E-12 -4.014082595217905E-12 1.953805173123063E-8 1.767873905287382E-10 5.619046548237122E-9 1.321116455337192E-11
node 2.978716675142864E-14 -6.299962991883058E-14 1.767873905287382E-10 8.771591505390459E-9 -8.682020311297844E-9 4.54064113837992E-11
peri 8.68096978680505E-13 -1.803840908286728E-12 5.619046548237122E-9 -8.682020311297844E-9 1.035887850153216E-8 -4.170428799238126E-11
i -1.009774672684167E-14 2.463465839918901E-14 1.321116455337192E-11 4.54064113837992E-11 -4.170428799238126E-11 6.13576485978386E-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 17.7   n/a MPO434583  

434291 (2004 BN78)          Discovered 2004-Jan-22 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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