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22275 Barentsen (1982 BU)
Classification: Main-belt Asteroid          SPK-ID: 2022275
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2005399742714269 6.0527e-09  
a 2.400312715777051 9.1162e-09 au
q 1.918954065511742 1.1812e-08 au
i 27.16447032087369 4.5589e-07 deg
node 101.7427871699993 1.5202e-06 deg
peri 351.3072580570503 4.3657e-06 deg
M 186.2408222848765 4.4976e-06 deg
tp 2459856.109771012020
(2022-Oct-03.60977101)
1.9872e-05 TDB
period 1358.313964579639
3.72
7.7381e-06
2.119e-08
d
yr
n .2650344540272839 1.5099e-09 deg/d
Q 2.881671366042359 1.0944e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1891  
   data-arc span      14133 days (38.69 yr)  
   first obs. used      1982-01-18  
   last obs. used      2020-09-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42353  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:03:07  

Additional Information
 Earth MOID = .937704 au 
 Jupiter MOID = 2.31919 au 
 T_jup = 3.352 
[ 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 13.25   n/a E2021B10  
diameter diameter 6.053 km 0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 40.424 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2008) Minor Planet Bull. 35, 126-127.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.237   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

22275 Barentsen           Discovered 1982 Jan. 18 by E. Bowell at the Anderson Mesa Station of the Lowell Observatory.
Geert Barentsen (b. 1984) is a research scientist at the University of Hertfordshire. He has contributed to developing the field of radio meteor scatter observations and has organized the Urania astronomy camps for young meteor observers in Belgium.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13

Alternate Designations
 1982 BU = 1993 BN2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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