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243895 (2001 BA27)
Classification: Main-belt Asteroid          SPK-ID: 2243895
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2003426826844831 1.0482e-07  
a 2.901675782305356 1.8192e-08 au
q 2.320346271797705 3.019e-07 au
i 7.061775954827596 5.7645e-06 deg
node 138.1677679641043 3.9564e-05 deg
peri 42.76211314329193 4.1644e-05 deg
M 294.5606458994275 1.2726e-05 deg
tp 2459328.677088559436
(2021-Apr-24.17708856)
6.558e-05 TDB
period 1805.393000973454
4.94
1.6978e-05
4.648e-08
d
yr
n .1994025676436603 1.8752e-09 deg/d
Q 3.483005292813008 2.1837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      8779 days (24.04 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:26:10  

Additional Information
 Earth MOID = 1.32992 au 
 Jupiter MOID = 1.49833 au 
 T_jup = 3.245 
[ 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 15.7   n/a MPO454791  
diameter diameter 4.197 km 0.808 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243895 (2001 BA27)          Discovered 2001-Jan-20 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2001 BA27 = 1996 AH11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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