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JPL Small-Body Database Browser
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17551 (1993 TZ31)
Classification: Main-belt Asteroid          SPK-ID: 2017551
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119165196759543 3.7674e-08  
a 2.313140100567636 9.885e-09 au
q 2.037494305351105 8.7487e-08 au
i 9.17890763615585 4.1756e-06 deg
node 48.7992742365303 2.4735e-05 deg
peri 202.9045695846287 3.1674e-05 deg
M 214.7334688231616 2.2634e-05 deg
tp 2459119.018670270118
(2020-Sep-26.51867027)		 8.2539e-05 TDB
period 1284.994690690358
3.52		 8.237e-06
2.255e-08		 d
yr
n .2801567995635776 1.7958e-09 deg/d
Q 2.588785895784168 1.1063e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      9818 days (26.88 yr)  
   first obs. used      1992-05-07  
   last obs. used      2019-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53728  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:21:09  

Additional Information
 Earth MOID = 1.02683 au 
 Jupiter MOID = 2.43692 au 
 T_jup = 3.557 
[ 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 14.8   n/a MPO365463  
diameter diameter 2.890 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.306   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17551 (1993 TZ31)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 TZ31 = 1996 OG 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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