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190128 (2004 YY30)
Classification: Main-belt Asteroid          SPK-ID: 2190128
[ 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09517982408298047 4.2659e-08  
a 2.932778392998409 2.3977e-08 au
q 2.653637061478454 1.2467e-07 au
i 9.317777014574682 4.3604e-06 deg
node 201.0650683764403 3.016e-05 deg
peri 202.9880227097353 4.0457e-05 deg
M 93.18492229100012 2.5112e-05 deg
tp 2458725.645623010975
(2019-Aug-30.14562301)		 0.0001288 TDB
period 1834.498237624859
5.02		 2.2497e-05
6.159e-08		 d
yr
n .1962389456781901 2.4065e-09 deg/d
Q 3.211919724518363 2.6259e-08 au
   Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1999-12-14  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49297  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:02:11  

Additional Information
 Earth MOID = 1.66342 au 
 Jupiter MOID = 2.20507 au 
 T_jup = 3.249 
[ 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 15.25   n/a E2021B55  
diameter diameter 3.366 km 0.806 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190128 (2004 YY30)          Discovered 2004-Dec-18 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

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