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2942 Cordie (1932 BG)
Classification: Main-belt Asteroid          SPK-ID: 2002942
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1540445981014353 1.0227e-08  
a 2.238110835593861 6.2972e-09 au
q 1.893341951418337 2.2072e-08 au
i 6.819314848894184 1.585e-07 deg
node 116.3810255057146 1.4321e-06 deg
peri 154.7499884656742 6.1686e-06 deg
M 77.84067604762924 5.9969e-06 deg
tp 2458936.061363014329
(2020-Mar-27.56136301)
2.0615e-05 TDB
period 1222.984102252552
3.35
5.1615e-06
1.413e-08
d
yr
n .2943619621358401 1.2423e-09 deg/d
Q 2.582879719769385 7.2673e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3262  
   data-arc span      32519 days (89.03 yr)  
   first obs. used      1932-01-29  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42336  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:29:32  

Additional Information
 Earth MOID = .877734 au 
 Jupiter MOID = 2.52074 au 
 T_jup = 3.612 
[ 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 13.10   n/a E2021B10  
diameter diameter 6.657 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 80.0 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pray, D.P.; Kusnirak, P.; Galad, A.; Vilagi, J.; et al. (2007) Minor Planet Bull. 34, 44-46.]
geometric albedo albedo 0.262   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2942 Cordie (1932 BG)          Discovered 1932-Jan-29 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1932 BG = 1936 KF = 1976 GS6 = 1982 BG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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