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2162 Anhui (1966 BE)
Classification: Main-belt Asteroid          SPK-ID: 2002162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1243276716841336 3.0098e-08  
a 2.226979128597359 6.4544e-09 au
q 1.950103998649689 6.6512e-08 au
i 3.048418360732317 4.3209e-06 deg
node 128.5933821427744 6.9431e-05 deg
peri 285.551436728747 7.2074e-05 deg
M 76.46992401760984 1.8957e-05 deg
tp 2458342.653758677722
(2018-Aug-12.15375868)
6.3815e-05 TDB
period 1213.871310433681
3.32
5.2772e-06
1.445e-08
d
yr
n .2965718004088773 1.2893e-09 deg/d
Q 2.50385425854503 7.2568e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2235  
   data-arc span      40369 days (110.52 yr)  
   first obs. used      1908-11-01  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44792  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:31:12  

Additional Information
 Earth MOID = .963652 au 
 Jupiter MOID = 2.80207 au 
 T_jup = 3.633 
[ 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 12.6   n/a MPO309162  
diameter diameter 7.332 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.1048 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pravec, P.; Wolf, M.; Sarounova, L. (2018) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.207   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2162 Anhui           Discovered 1966 Jan. 30 at the Purple Mountain Observatory.
Named for a province in the northwestern part of East China that straddles the Yangtze and Huai Rivers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5184Last Updated: 2006-03-21

[ show close-approach data ]
Alternate Designations
 1966 BE = 1948 YG = 1954 PF = 1957 LH = 1958 XF = 1964 PN = 1971 SK1 = A908 VB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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