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72286 (2001 BL9)
Classification: Main-belt Asteroid          SPK-ID: 2072286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2063232556782876 4.3381e-08  
a 2.605834618023345 1.4285e-08 au
q 2.068190335873581 1.1225e-07 au
i 8.328900664194668 4.8447e-06 deg
node 343.5033675279025 2.3518e-05 deg
peri 215.9692186411159 2.4926e-05 deg
M 217.9745074361362 9.9528e-06 deg
tp 2459806.653342329209
(2022-Aug-15.15334233)
4.4935e-05 TDB
period 1536.450951862685
4.21
1.2634e-05
3.459e-08
d
yr
n .234306210402331 1.9266e-09 deg/d
Q 3.143478900173108 1.7232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      9692 days (26.54 yr)  
   first obs. used      1994-09-05  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53001  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:15:29  

Additional Information
 Earth MOID = 1.07267 au 
 Jupiter MOID = 1.85282 au 
 T_jup = 3.367 
[ show covariance matrix ]

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 15.14   n/a E2021B10  
diameter diameter 3.139 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72286 (2001 BL9)          Discovered 2001-Jan-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 BL9 = 1994 RS20 = 1995 UP47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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