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187003 (2004 TY120)
Classification: Outer Main-belt Asteroid          SPK-ID: 2187003
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856234064948043 4.893e-08  
a 3.934527336287512 4.2997e-08 au
q 3.204186969178895 2.0686e-07 au
i 4.258221646268169 5.4729e-06 deg
node 53.71428314594955 7.6154e-05 deg
peri 356.5958012299528 7.7945e-05 deg
M 18.05387041254208 1.5768e-05 deg
tp 2459057.543108054292
(2020-Jul-27.04310805)
0.00012395 TDB
period 2850.606541669999
7.80
4.6728e-05
1.279e-07
d
yr
n .1262889124603979 2.0701e-09 deg/d
Q 4.664867703396129 5.0978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      5972 days (16.35 yr)  
   first obs. used      2004-10-06  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51865  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:36  

Additional Information
 Earth MOID = 2.214 au 
 Jupiter MOID = .734068 au 
 T_jup = 3.027 
[ 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 14.6   n/a MPO454288  
diameter diameter 9.379 km 1.050 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.035   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

187003 (2004 TY120)          Discovered 2004-Oct-06 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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