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19054 (1058 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019054
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06726594734776065 3.6094e-08  
a 3.053617722798498 1.8922e-08 au
q 2.848213233836546 1.0914e-07 au
i 5.350458652401819 4.3406e-06 deg
node 204.3513236274779 3.7155e-05 deg
peri 324.6655626805953 4.6901e-05 deg
M 148.7344859767521 2.8911e-05 deg
tp 2458395.252093716691
(2018-Oct-03.75209372)
0.00015665 TDB
period 1949.038545823881
5.34
1.8116e-05
4.96e-08
d
yr
n .1847064547652771 1.7168e-09 deg/d
Q 3.259022211760451 2.0194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1306  
   data-arc span      17213 days (47.13 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-11-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52081  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:45:00  

Additional Information
 Earth MOID = 1.85545 au 
 Jupiter MOID = 1.71915 au 
 T_jup = 3.226 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.26   n/a E2021B10  
diameter diameter 8.183 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.27 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.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) Ap. J. Supp. Ser. 241, A6.]
geometric albedo albedo 0.080   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19054 (1058 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

[ show close-approach data ]
Alternate Designations
 1058 T-2 = 1994 PW32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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