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58491 (1996 TG38)
Classification: Main-belt Asteroid          SPK-ID: 2058491
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .200140335731755 3.6836e-08  
a 2.329709879431204 1.1373e-08 au
q 1.863440962004256 8.4971e-08 au
i 5.313406600457479 5.3889e-06 deg
node 28.8094436972187 4.0963e-05 deg
peri 284.8972559966517 4.3957e-05 deg
M 18.74367867799035 2.1433e-05 deg
tp 2459328.875585382329
(2021-Apr-24.37558538)
7.6959e-05 TDB
period 1298.826643403168
3.56
9.5108e-06
2.604e-08
d
yr
n .2771732485073858 2.0296e-09 deg/d
Q 2.795978796858151 1.3649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      11121 days (30.45 yr)  
   first obs. used      1991-02-06  
   last obs. used      2021-07-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60596  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:58:26  

Additional Information
 Earth MOID = .857853 au 
 Jupiter MOID = 2.50577 au 
 T_jup = 3.539 
[ 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 15.79   n/a MPO636872  
diameter diameter 1.642 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58491 (1996 TG38)          Discovered 1996-Oct-08 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 TG38 = 1999 JW38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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