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226298 (2003 BY68)
Classification: Main-belt Asteroid          SPK-ID: 2226298
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1691788680952482 6.5035e-08  
a 2.376797699716281 1.6012e-08 au
q 1.974693755186891 1.5029e-07 au
i 4.281366159522283 6.1107e-06 deg
node 23.83346702117058 7.0026e-05 deg
peri 147.9672562825264 7.1519e-05 deg
M 227.943891846752 1.6154e-05 deg
tp 2459491.456198800136
(2021-Oct-03.95619880)
6.2929e-05 TDB
period 1338.40254752125
3.66
1.3525e-05
3.703e-08
d
yr
n .2689773720669673 2.718e-09 deg/d
Q 2.778901644245671 1.8721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6110 days (16.73 yr)  
   first obs. used      2003-01-05  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:52:18  

Additional Information
 Earth MOID = .981504 au 
 Jupiter MOID = 2.18678 au 
 T_jup = 3.518 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457418.5 (2016-Jan-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685819697573069 6.5234e-08  
q 1.976851041725572 1.5073e-07 au
tp 2456814.157967242831
(2014-Jun-05.65796724)
5.15e-05 TDB
node 23.86705698245031 6.9966e-05 deg
peri 148.0463712728948 7.146e-05 deg
i 4.283126385142531 6.1122e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6110 days (16.73 yr)  
   first obs. used      2003-01-05  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:52:18  

Additional Information
 Jupiter MOID = 2.18678 au 
 T_jup = 3.518 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.255435927176542E-15 -9.798860257707565E-15 1.310329823713201E-13 -7.303730073217196E-15 1.755440102412981E-13 -3.854715751881251E-15
q -9.798860257707565E-15 2.271886871588807E-14 -1.687668790208051E-13 1.479704179534128E-14 -3.541932469589089E-13 9.046331866309044E-15
tp 1.310329823713201E-13 -1.687668790208051E-13 2.652292373495944E-9 -2.428896730533537E-11 7.626364596216056E-10 2.386876379318739E-12
node -7.303730073217196E-15 1.479704179534128E-14 -2.428896730533537E-11 4.895261589314918E-9 -4.888181439707055E-9 -1.322935960831482E-10
peri 1.755440102412981E-13 -3.541932469589089E-13 7.626364596216056E-10 -4.888181439707055E-9 5.106474522664826E-9 1.325149475024261E-10
i -3.854715751881251E-15 9.046331866309044E-15 2.386876379318739E-12 -1.322935960831482E-10 1.325149475024261E-10 3.735876282061948E-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 17.1   n/a MPO494240  
rotation period rot_per 6.12 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

226298 (2003 BY68)          Discovered 2003-Jan-29 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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