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19057 (1166 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019057
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903421614555616 3.0845e-08  
a 2.445940770423194 9.9305e-09 au
q 1.980375117388562 7.4673e-08 au
i 7.116115700520081 4.5181e-06 deg
node 355.722867847119 2.5327e-05 deg
peri 285.0216225474356 2.8726e-05 deg
M 186.2778210636679 1.5465e-05 deg
tp 2459874.748669783450
(2022-Oct-22.24866978)
6.2097e-05 TDB
period 1397.228164004324
3.83
8.5091e-06
2.33e-08
d
yr
n .2576529798599779 1.5691e-09 deg/d
Q 2.911506423457826 1.1821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1199  
   data-arc span      17317 days (47.41 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49569  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:45:03  

Additional Information
 Earth MOID = .976842 au 
 Jupiter MOID = 2.28382 au 
 T_jup = 3.463 
[ 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 15.0   n/a MPO435876  
diameter diameter 2.481 km 0.311 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.218   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19057 (1166 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
 1166 T-2 = 1992 SE3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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