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4782 Gembloux (1980 TH3)
Classification: Main-belt Asteroid          SPK-ID: 2004782
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07192144254157103 1.653e-08  
a 2.838989816752105 1.1595e-08 au
q 2.634805573770463 4.856e-08 au
i 1.336573254592071 2.7283e-07 deg
node 339.1588819831478 3.3964e-05 deg
peri 348.6066946962972 3.866e-05 deg
M 188.4865416539449 1.9406e-05 deg
tp 2460032.914970661468
(2023-Mar-29.41497066)
9.6136e-05 TDB
period 1747.206267822427
4.78
1.0704e-05
2.931e-08
d
yr
n .2060432168942904 1.2623e-09 deg/d
Q 3.043174059733747 1.2429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2843  
   data-arc span      25433 days (69.63 yr)  
   first obs. used      1951-08-06  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43622  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:50:50  

Additional Information
 Earth MOID = 1.62128 au 
 Jupiter MOID = 2.19449 au 
 T_jup = 3.306 
[ 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 12.29   n/a MPCxxxxx  
diameter diameter 11.521 km 0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.135   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4782 Gembloux (1980 TH3)          Discovered 1980-Oct-14 by Debehogne and Houziaux at Haute Provence
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 TH3 = 1983 GU1 = 1990 VB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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