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7126 Cureau (1991 GJ4)
Classification: Main-belt Asteroid          SPK-ID: 2007126
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07198762669926205 3.4797e-08  
a 2.844500761291865 1.337e-08 au
q 2.639731902342219 1.041e-07 au
i 1.259488704124715 4.5672e-06 deg
node 219.6723284860734 0.0001468 deg
peri 109.1574186568039 0.00014995 deg
M 306.0063414220326 3.1283e-05 deg
tp 2459463.313556670717
(2021-Sep-05.81355667)
0.00015247 TDB
period 1752.296156498379
4.80
1.2354e-05
3.382e-08
d
yr
n .2054447238641381 1.4485e-09 deg/d
Q 3.049269620241511 1.4332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2022  
   data-arc span      11631 days (31.84 yr)  
   first obs. used      1988-10-07  
   last obs. used      2020-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:30:27  

Additional Information
 Earth MOID = 1.62676 au 
 Jupiter MOID = 2.18872 au 
 T_jup = 3.304 
[ 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 13.71   n/a E2021B10  
diameter diameter 5.741 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 81.407 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:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.213   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7126 Cureau (1991 GJ4)          Discovered 1991-Apr-08 by Elst, E. W. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 GJ4 = 1990 BT4 = 1992 OH10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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