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118033 (2904 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118033
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2260119067767827 4.8068e-08  
a 3.047705380582265 2.3754e-08 au
q 2.358887676223007 1.5047e-07 au
i 1.551368059372479 5.6641e-06 deg
node 45.29257567330586 0.0001873 deg
peri 326.9882278841544 0.00018774 deg
M 313.9560103469438 1.7246e-05 deg
tp 2459449.058343775103
(2021-Aug-22.55834378)
9.5505e-05 TDB
period 1943.380763336995
5.32
2.272e-05
6.22e-08
d
yr
n .1852441923845336 2.1657e-09 deg/d
Q 3.736523084941524 2.9122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      16676 days (45.66 yr)  
   first obs. used      1973-09-30  
   last obs. used      2019-05-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5576  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:24  

Additional Information
 Earth MOID = 1.35797 au 
 Jupiter MOID = 1.72798 au 
 T_jup = 3.198 
[ 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 15.5   n/a MPO254010  
diameter diameter 5.555 km 0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118033 (2904 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2904 T-2 = 2000 VE25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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