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46492 (1023 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2046492
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1019269339011059 3.564e-08  
a 2.284719151447029 9.2448e-09 au
q 2.051844733514896 8.1672e-08 au
i 5.89908157309327 3.99e-06 deg
node 273.0915383796541 4.1889e-05 deg
peri 292.272004032967 4.7279e-05 deg
M 181.5112764759367 2.1881e-05 deg
tp 2459225.897215079790
(2021-Jan-11.39721508)
7.7328e-05 TDB
period 1261.384993872575
3.45
7.656e-06
2.096e-08
d
yr
n .2854005729803118 1.7323e-09 deg/d
Q 2.517593569379161 1.0187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      15862 days (43.43 yr)  
   first obs. used      1976-05-21  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53438  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:27:22  

Additional Information
 Earth MOID = 1.05579 au 
 Jupiter MOID = 2.47781 au 
 T_jup = 3.589 
[ 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 15.4   n/a MPO359049  
diameter diameter 2.184 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.406   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46492 (1023 T-3)          Discovered 1977-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1023 T-3 = 2000 JH74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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