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118149 (4298 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118149
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409087335362841 6.5769e-08  
a 2.639335293460014 1.9889e-08 au
q 2.267429899880947 1.7183e-07 au
i 16.40320258177872 8.9643e-06 deg
node 35.94638112084204 1.5556e-05 deg
peri 212.5769557338143 3.4048e-05 deg
M 142.5484853965295 3.4927e-05 deg
tp 2458580.344812066245
(2019-Apr-06.84481207)
0.00014852 TDB
period 1566.174954683785
4.29
1.7704e-05
4.847e-08
d
yr
n .2298593774107983 2.5983e-09 deg/d
Q 3.011240687039081 2.2692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      696  
   data-arc span      15797 days (43.25 yr)  
   first obs. used      1977-10-11  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49806  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:56  

Additional Information
 Earth MOID = 1.26923 au 
 Jupiter MOID = 2.03041 au 
 T_jup = 3.324 
[ 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 14.94   n/a E2021B55  
diameter diameter 4.340 km 0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118149 (4298 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
 4298 T-3 = 2001 FF175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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