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190889 (2001 TA219)
Classification: Main-belt Asteroid          SPK-ID: 2190889
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .260685478366478 4.0653e-08  
a 2.36880855044092 1.0999e-08 au
q 1.751294560310625 9.4019e-08 au
i 8.48329951003616 4.8795e-06 deg
node 134.7526600805252 2.8268e-05 deg
peri 173.0996438447425 2.9845e-05 deg
M 148.4473605566594 8.3598e-06 deg
tp 2458651.384947066842
(2019-Jun-16.88494707)
3.1017e-05 TDB
period 1331.660046461289
3.65
9.2752e-06
2.539e-08
d
yr
n .2703392663590474 1.8829e-09 deg/d
Q 2.986322540571215 1.3867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      594  
   data-arc span      7064 days (19.34 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52123  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:03:34  

Additional Information
 Earth MOID = .735001 au 
 Jupiter MOID = 2.29635 au 
 T_jup = 3.485 
[ 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 16.3   n/a MPO433260  
diameter diameter 2.138 km 0.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.106   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

190889 (2001 TA219)          Discovered 2001-Oct-14 by LONEOS at Anderson Mesa
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

Alternate Designations
 2001 TA219 = 2004 HJ31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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