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19888 (2048 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019888
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07216502162566352 3.6581e-08  
a 3.048963209064352 1.9332e-08 au
q 2.828934713146371 1.1378e-07 au
i 9.805483051213391 3.9881e-06 deg
node 196.3787594958717 2.1358e-05 deg
peri 198.5518187889523 3.3517e-05 deg
M 293.3824880287587 2.7912e-05 deg
tp 2459560.342628617930
(2021-Dec-11.84262862)
0.00015224 TDB
period 1944.583976032884
5.32
1.8494e-05
5.063e-08
d
yr
n .1851295724108714 1.7607e-09 deg/d
Q 3.268991704982334 2.0727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1403  
   data-arc span      17254 days (47.24 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52322  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:08:32  

Additional Information
 Earth MOID = 1.83513 au 
 Jupiter MOID = 2.11169 au 
 T_jup = 3.211 
[ 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 13.88   n/a MPCxxxxx  
diameter diameter 5.759 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.161   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19888 (2048 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2048 T-2 = 2000 SV155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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