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JPL Small-Body Database Browser
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46992 (1998 TZ17)
Classification: Main-belt Asteroid          SPK-ID: 2046992
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09691905013258857 5.1807e-08  
a 2.665466875838838 1.5206e-08 au
q 2.407132358072659 1.3597e-07 au
i 13.76786735953502 5.7607e-06 deg
node 342.6174835239386 1.6545e-05 deg
peri 177.1112144987717 2.6789e-05 deg
M 218.159014717836 2.2885e-05 deg
tp 2459626.764220217481
(2022-Feb-16.26422022)
0.00010302 TDB
period 1589.492055697412
4.35
1.3601e-05
3.724e-08
d
yr
n .2264874484333581 1.9381e-09 deg/d
Q 2.923801393605017 1.668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1845  
   data-arc span      12060 days (33.02 yr)  
   first obs. used      1986-12-30  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42632  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:38:58  

Additional Information
 Earth MOID = 1.41578 au 
 Jupiter MOID = 2.06136 au 
 T_jup = 3.336 
[ 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 12.4   n/a MPO449298  
diameter diameter 8.471 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.324   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46992 (1998 TZ17)          Discovered 1998-Oct-12 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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