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JPL Small-Body Database Browser
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19055 (1066 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120626962671861 4.4811e-08  
a 3.029880898593269 2.0699e-08 au
q 2.664395568538474 1.4339e-07 au
i 3.878394986670291 4.6554e-06 deg
node 199.0768792747585 5.7069e-05 deg
peri 138.9381662421884 5.9338e-05 deg
M 326.1109756416676 1.7003e-05 deg
tp 2459181.839881607758
(2020-Nov-28.33988161)
9.1604e-05 TDB
period 1926.356943431497
5.27
1.974e-05
5.405e-08
d
yr
n .1868812533562537 1.915e-09 deg/d
Q 3.395366228648064 2.3196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1115  
   data-arc span      16740 days (45.83 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-07-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:40:33  

Additional Information
 Earth MOID = 1.65698 au 
 Jupiter MOID = 1.99317 au 
 T_jup = 3.229 
[ 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 14.1   n/a MPO435876  
diameter diameter 4.031 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.734 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.273   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19055 (1066 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1066 T-2 = 1999 RJ48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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