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3203 Huth (1938 SL)
Classification: Main-belt Asteroid          SPK-ID: 2003203
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2628145820560142 4.1478e-08  
a 2.323328231598508 8.249e-09 au
q 1.712723693432008 9.4315e-08 au
i 6.664229940308905 3.6702e-06 deg
node 48.40103849354563 3.0497e-05 deg
peri 305.3409101137746 3.1408e-05 deg
M 144.45129912509 1.0602e-05 deg
tp 2458877.481028519993
(2020-Jan-28.98102852)
3.6803e-05 TDB
period 1293.493591712176
3.54
6.8888e-06
1.886e-08
d
yr
n .2783160290136993 1.4822e-09 deg/d
Q 2.933932769765008 1.0417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2431  
   data-arc span      30203 days (82.69 yr)  
   first obs. used      1938-09-22  
   last obs. used      2021-06-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 13:56:23  

Additional Information
 Earth MOID = .71813 au 
 Jupiter MOID = 2.52924 au 
 T_jup = 3.520 
[ 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 13.89   n/a MPO636111  
diameter diameter 4.345 km 0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.7064 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.340   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3203 Huth (1938 SL)          Discovered 1938-Sep-18 by Hoffmeister, C. at Sonneberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1938 SL = 1977 TQ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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