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190095 (2004 TR172)
Classification: Main-belt Asteroid          SPK-ID: 2190095
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .165854534927226 4.8424e-08  
a 2.771896343059102 2.2678e-08 au
q 2.312164764214556 1.3403e-07 au
i 7.822364553237769 5.9788e-06 deg
node 289.8961959469927 4.19e-05 deg
peri 120.7803128304329 4.6709e-05 deg
M 168.8040793903554 2.007e-05 deg
tp 2458410.104712702002
(2018-Oct-18.60471270)
9.1639e-05 TDB
period 1685.636416222394
4.62
2.0686e-05
5.664e-08
d
yr
n .2135691875990554 2.6209e-09 deg/d
Q 3.231627921903648 2.6439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7560 days (20.70 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:12  

Additional Information
 Earth MOID = 1.33413 au 
 Jupiter MOID = 2.16203 au 
 T_jup = 3.303 
[ 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 15.61   n/a E2021B55  
diameter diameter 2.506 km 0.416 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190095 (2004 TR172)          Discovered 2004-Oct-08 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

Alternate Designations
 2004 TR172 = 1999 RZ226 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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