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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09517984002427958 3.943e-08  
a 2.932778380417262 2.2393e-08 au
q 2.653637003342481 1.1163e-07 au
i 9.317775285398866 4.1004e-06 deg
node 201.065053832302 2.6958e-05 deg
peri 202.9880505108494 3.5808e-05 deg
M 93.18491205537141 2.2635e-05 deg
tp 2458725.645678225555
(2019-Aug-30.14567823)
0.00011526 TDB
period 1834.498225820306
5.02
2.101e-05
5.752e-08
d
yr
n .1962389469409403 2.2475e-09 deg/d
Q 3.211919757492043 2.4524e-08 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      7791 days (21.33 yr)  
   first obs. used      1999-12-14  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48565  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:17:37  

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 ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.26   n/a MPCxxxxx  
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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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