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46631 (1994 TQ3)
Classification: Main-belt Asteroid          SPK-ID: 2046631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1188289770855967 5.1273e-08  
a 2.53359367482143 9.4912e-09 au
q 2.232529330091862 1.3205e-07 au
i 12.92061075744544 5.4033e-06 deg
node 19.33063098489459 1.3801e-05 deg
peri 323.7788251232624 2.1754e-05 deg
M 69.39705526316352 1.6226e-05 deg
tp 2458316.549643899654
(2018-Jul-17.04964390)
6.6302e-05 TDB
period 1473.003830039816
4.03
8.2771e-06
2.266e-08
d
yr
n .2443985498600293 1.3733e-09 deg/d
Q 2.834658019550999 1.0619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2081  
   data-arc span      17869 days (48.92 yr)  
   first obs. used      1970-11-26  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48995  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:28:09  

Additional Information
 Earth MOID = 1.23873 au 
 Jupiter MOID = 2.62531 au 
 T_jup = 3.404 
[ 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 13.4   n/a MPO309514  
diameter diameter 12.437 km 2.758 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.051   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

46631 (1994 TQ3)          Discovered 1994-Oct-05 by Endate, K., Watanabe, K. at Kitami
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 TQ3 = 1970 WU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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