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JPL Small-Body Database Browser
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17320 (3182 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2017320
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05007697499597785 3.8808e-08  
a 3.076949393320415 1.7363e-08 au
q 2.922865075487219 1.2205e-07 au
i 2.43514881311931 4.003e-06 deg
node 260.4667606031435 0.00010252 deg
peri 103.5609263152251 0.00011025 deg
M 220.4949905538002 4.1977e-05 deg
tp 2459764.452328816857
(2022-Jul-03.95232882)
0.00023208 TDB
period 1971.41908714132
5.40
1.6687e-05
4.569e-08
d
yr
n .182609574163159 1.5457e-09 deg/d
Q 3.23103371115361 1.8232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1301  
   data-arc span      17932 days (49.10 yr)  
   first obs. used      1971-03-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53961  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:34:31  

Additional Information
 Earth MOID = 1.92149 au 
 Jupiter MOID = 2.03788 au 
 T_jup = 3.226 
[ 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 14.0   n/a MPO337405  
diameter diameter 9.771 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17320 (3182 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3182 T-1 = 1996 XG31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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