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226303 (2003 BL77)
Classification: Main-belt Asteroid          SPK-ID: 2226303
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .159830105116738 5.3923e-08  
a 2.386326515265746 2.1128e-08 au
q 2.004919697487962 1.3322e-07 au
i 3.718761571296705 6.8693e-06 deg
node 42.64935619734241 0.00014456 deg
peri 31.68371654881117 0.00014802 deg
M 293.3995162321991 3.5433e-05 deg
tp 2459249.596778046596
(2021-Feb-04.09677805)
0.00013401 TDB
period 1346.459290137005
3.69
1.7882e-05
4.896e-08
d
yr
n .2673679053180801 3.5508e-09 deg/d
Q 2.767733333043529 2.4505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      5551 days (15.20 yr)  
   first obs. used      2003-01-30  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60528  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:45:34  

Additional Information
 Earth MOID = 1.02091 au 
 Jupiter MOID = 2.49369 au 
 T_jup = 3.515 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO446238  
diameter diameter 1.958 km 0.659 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226303 (2003 BL77)          Discovered 2003-Jan-30 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2003 BL77 = 2007 EP147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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