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72352 (2001 BK72)
Classification: Main-belt Asteroid          SPK-ID: 2072352
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021078874578614 3.7985e-08  
a 2.856041362258276 1.7027e-08 au
q 2.564417012265811 1.1211e-07 au
i 15.78432795365611 4.2633e-06 deg
node 121.1975594943344 1.4431e-05 deg
peri 101.7819847335463 2.5794e-05 deg
M 357.8262446003107 2.1257e-05 deg
tp 2459211.145188081838
(2020-Dec-27.64518808)
0.00010412 TDB
period 1762.970990208725
4.83
1.5766e-05
4.316e-08
d
yr
n .2042007508911863 1.8261e-09 deg/d
Q 3.147665712250741 1.8766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1511  
   data-arc span      7762 days (21.25 yr)  
   first obs. used      1999-12-14  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:36  

Additional Information
 Earth MOID = 1.60843 au 
 Jupiter MOID = 2.07441 au 
 T_jup = 3.240 
[ 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 14.10   n/a E2021B10  
diameter diameter 5.048 km 0.325 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 21.82 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.066   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

72352 (2001 BK72)          Discovered 2001-Jan-31 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 BK72 = 2000 AC173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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