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16655 (1993 TS33)
Classification: Main-belt Asteroid          SPK-ID: 2016655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187672190670079 3.309e-08  
a 2.391425467959189 7.5951e-09 au
q 2.107402515523658 8.0674e-08 au
i 4.328187953097413 3.1275e-06 deg
node 116.7355286369931 5.4541e-05 deg
peri 313.2998035278066 5.7271e-05 deg
M 88.20371731897013 1.6347e-05 deg
tp 2458869.545652939589
(2020-Jan-21.04565294)
6.1454e-05 TDB
period 1350.777139141316
3.70
6.4351e-06
1.762e-08
d
yr
n .2665132460183999 1.2697e-09 deg/d
Q 2.67544842039472 8.4972e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1540  
   data-arc span      10987 days (30.08 yr)  
   first obs. used      1991-02-14  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50784  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:37:55  

Additional Information
 Earth MOID = 1.12415 au 
 Jupiter MOID = 2.56387 au 
 T_jup = 3.518 
[ 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 14.93   n/a E2021B10  
diameter diameter 2.743 km 0.536 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.12 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
geometric albedo albedo 0.310   0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16655 (1993 TS33)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 TS33 = 1995 GZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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