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118109 (2445 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118109
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289592925919246 6.9762e-08  
a 3.162996690365092 2.805e-08 au
q 2.755098874705011 2.1466e-07 au
i 16.80818869705054 7.0862e-06 deg
node 10.2879962698989 1.7642e-05 deg
peri 35.96323941064401 2.8963e-05 deg
M 229.5402454983994 2.4662e-05 deg
tp 2459945.095812137698
(2022-Dec-31.59581214)
0.00014617 TDB
period 2054.691068472634
5.63
2.7332e-05
7.483e-08
d
yr
n .1752088211818665 2.3307e-09 deg/d
Q 3.570894506025172 3.1667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      15563 days (42.61 yr)  
   first obs. used      1977-10-16  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:14:01  

Additional Information
 Earth MOID = 1.77822 au 
 Jupiter MOID = 1.96802 au 
 T_jup = 3.125 
[ 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 14.22   n/a E2021B55  
diameter diameter 8.188 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118109 (2445 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2445 T-3 = 2002 GN34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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