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238592 (2004 YQ25)
Classification: Main-belt Asteroid          SPK-ID: 2238592
[ 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 .2169591335528218 5.1976e-08  
a 2.77669776449777 1.893e-08 au
q 2.174267823374277 1.447e-07 au
i 12.83299677423572 5.5787e-06 deg
node 127.5199710580413 2.4361e-05 deg
peri 29.95531357199362 2.7201e-05 deg
M 148.3935537219058 1.2387e-05 deg
tp 2458503.867266249630
(2019-Jan-20.36726625)		 5.5802e-05 TDB
period 1690.01804903276
4.63		 1.7282e-05
4.732e-08		 d
yr
n .2130154764950807 2.1783e-09 deg/d
Q 3.379127705621264 2.3037e-08 au
   Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      7467 days (20.44 yr)  
   first obs. used      2000-01-07  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56397  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:24:27  

Additional Information
 Earth MOID = 1.19431 au 
 Jupiter MOID = 1.66127 au 
 T_jup = 3.265 
[ 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 15.8   n/a MPO475937  
diameter diameter 1.980 km 0.385 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.312   0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

238592 (2004 YQ25)          Discovered 2004-Dec-18 by LINEAR at Socorro
Reference: 20100428/Numbers.arcLast Updated: 2010-05-03

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