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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07181719435679157 3.6805e-08  
a 2.843431006757501 1.4054e-08 au
q 2.63922376950507 1.0831e-07 au
i 1.259819096178179 4.6281e-06 deg
node 219.6833786814734 0.00016794 deg
peri 109.4182883279599 0.00017067 deg
M 264.6225785664877 3.134e-05 deg
tp 2459464.486714556307
(2021-Sep-06.98671456)
0.00015291 TDB
period 1751.307749043217
4.79
1.2984e-05
3.555e-08
d
yr
n .2055606732721174 1.524e-09 deg/d
Q 3.047638244009931 1.5063e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1803  
   data-arc span      11526 days (31.56 yr)  
   first obs. used      1988-10-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48459  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:42:40  

Additional Information
 Earth MOID = 1.62825 au 
 Jupiter MOID = 2.19174 au 
 T_jup = 3.304 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456763.5 (2014-Apr-16.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06954909693141607 3.6792e-08  
q 2.648601564773962 1.0819e-07 au
tp 2455960.925914990506
(2012-Feb-03.42591499)
0.00015689 TDB
node 219.7713200622839 0.00016808 deg
peri 109.6133739829163 0.00017099 deg
i 1.258557157144131 4.6251e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1803  
   data-arc span      11526 days (31.56 yr)  
   first obs. used      1988-10-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48459  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:42:40  

Additional Information
 Jupiter MOID = 2.19174 au 
 T_jup = 3.304 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.353618065488237E-15 -3.952267607653481E-15 1.489584520472953E-12 4.664642154417169E-15 3.005903444952671E-13 6.634110660301235E-17
q -3.952267607653481E-15 1.170573740678768E-14 -4.346961014312272E-12 -1.552568849147641E-14 -8.612671093848134E-13 -1.539127299191882E-16
tp 1.489584520472953E-12 -4.346961014312272E-12 2.461514258706903E-8 1.741529721100055E-11 4.936936435897077E-9 1.92116639344008E-13
node 4.664642154417169E-15 -1.552568849147641E-14 1.741529721100055E-11 2.825132706248341E-8 -2.824123195967708E-8 -1.511419747604096E-10
peri 3.005903444952671E-13 -8.612671093848134E-13 4.936936435897077E-9 -2.824123195967708E-8 2.923768507679159E-8 1.511646507816094E-10
i 6.634110660301235E-17 -1.539127299191882E-16 1.92116639344008E-13 -1.511419747604096E-10 1.511646507816094E-10 2.139109688237428E-11

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 13.7   n/a MPO473864  
diameter diameter 5.741 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2076-Aug-18 12:17 < 00:01 Psych 0.0362057233693058 0.0361962100371589 0.036215237778328 2.2282201020065 2.22821995203185 2479534.012018380 0.991858066312259 567.578392952307 57.96749500075 33.689633147992 52281.0325478531 T 29 CATAB v2.0f-lin.ifort 2020-May-20 02:42:50 2020-May-20 02:42
2200-Dec-07 04:13 < 00:01 Inter 0.0244949585452024 0.0244623413789886 0.0245275770904737 5.22023169949593 5.22023158500997 2524933.675403944 0.729335867016654 1651.28287216208 29.2510621193838 10.1038753477673 22068.9424323848 T 29 CATAB v2.0f-lin.ifort 2020-May-20 02:42:50 2020-May-20 02:42

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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