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266287 (2007 BU29)
Classification: Main-belt Asteroid          SPK-ID: 2266287
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336523730259426 3.545e-08  
a 2.649440417924606 1.6874e-08 au
q 2.295336418878137 9.5461e-08 au
i 4.688863230980655 4.0623e-06 deg
node 86.78417676872684 6.6489e-05 deg
peri 14.94840371428056 7.0373e-05 deg
M 59.83631193422787 2.1427e-05 deg
tp 2458738.686534299131
(2019-Sep-12.18653430)
9.4047e-05 TDB
period 1575.178091790075
4.31
1.5048e-05
4.12e-08
d
yr
n .2285455859730033 2.1833e-09 deg/d
Q 3.003544416971075 1.9129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:22:09  

Additional Information
 Earth MOID = 1.31259 au 
 Jupiter MOID = 2.13763 au 
 T_jup = 3.374 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457485.5 (2016-Apr-07.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336219883699521 3.5586e-08  
q 2.29642248113122 9.6124e-08 au
tp 2457165.677826656805
(2015-May-23.17782666)
9.7089e-05 TDB
node 86.80869749899126 6.651e-05 deg
peri 15.49345823762104 7.0375e-05 deg
i 4.687877762927304 4.061e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:22:09  

Additional Information
 Jupiter MOID = 2.13763 au 
 T_jup = 3.374 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.266372029505225E-15 -3.380419961916583E-15 5.992939334128061E-13 9.62594993602883E-16 1.306252782975487E-13 -7.457158095678948E-16
q -3.380419961916583E-15 9.239778362122026E-15 -2.022806371439515E-12 -4.34982721524034E-15 -4.430403977436007E-13 2.374857113508148E-15
tp 5.992939334128061E-13 -2.022806371439515E-12 9.426220279129001E-9 1.719335359717109E-11 2.271753816734625E-9 -2.976178766892464E-12
node 9.62594993602883E-16 -4.34982721524034E-15 1.719335359717109E-11 4.42362956019547E-9 -4.404461665166249E-9 9.602564907353074E-12
peri 1.306252782975487E-13 -4.430403977436007E-13 2.271753816734625E-9 -4.404461665166249E-9 4.952641461571947E-9 -1.024988100283097E-11
i -7.457158095678948E-16 2.374857113508148E-15 -2.976178766892464E-12 9.602564907353074E-12 -1.024988100283097E-11 1.649165544326584E-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 16.3   n/a MPO460145  

266287 (2007 BU29)          Discovered 2007-Jan-24 by LINEAR at Socorro
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2043-May-20 02:56 < 00:01 Inter 0.0438971260640171 0.0438940161722278 0.0439002382428957 6.84953759865305 6.84953754996511 2467389.622340185 0.619117712296455 552.702045002564 52.238716034716 -74.6102842292702 121204.438428082 T 21 CATAB v2.0f-lin.ifort 2020-May-21 15:22:28 2020-May-21 15:22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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