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180780 (2004 RY48)
Classification: Main-belt Asteroid          SPK-ID: 2180780
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505928125503066 4.2779e-08  
a 3.14390441680237 3.8407e-08 au
q 2.67045500828677 1.4018e-07 au
i 2.960049110324203 5.1084e-06 deg
node 99.4909456516815 0.0001193 deg
peri 205.6519318389115 0.00012114 deg
M 5.407936112259811 2.4583e-05 deg
tp 2459169.913380588671
(2020-Nov-16.41338059)
0.00013872 TDB
period 2036.11558263713
5.57
3.7311e-05
1.022e-07
d
yr
n .1768072515479383 3.2399e-09 deg/d
Q 3.61735382531797 4.4191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      6263 days (17.15 yr)  
   first obs. used      2002-03-16  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:50:48  

Additional Information
 Earth MOID = 1.65374 au 
 Jupiter MOID = 1.62312 au 
 T_jup = 3.190 
[ 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 15.4   n/a MPO436893  
diameter diameter 4.918 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180780 (2004 RY48)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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