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226792 (2004 RH180)
Classification: Main-belt Asteroid          SPK-ID: 2226792
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09311626995086479 5.2522e-08  
a 2.733417569301745 2.7221e-08 au
q 2.478891921030207 1.4094e-07 au
i 4.356658986242088 4.9528e-06 deg
node 280.4021825923195 7.4522e-05 deg
peri 19.93402510627859 9.0125e-05 deg
M 260.0371646889293 5.7224e-05 deg
tp 2459658.846019683124
(2022-Mar-20.34601968)
0.00026578 TDB
period 1650.659133191381
4.52
2.4657e-05
6.751e-08
d
yr
n .2180946948774194 3.2579e-09 deg/d
Q 2.987943217573283 2.9756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      401  
   data-arc span      7388 days (20.23 yr)  
   first obs. used      2000-11-20  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57115  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:37:15  

Additional Information
 Earth MOID = 1.46177 au 
 Jupiter MOID = 2.18302 au 
 T_jup = 3.343 
[ 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 15.91   n/a MPCxxxxx  
diameter diameter 3.160 km 1.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.112   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226792 (2004 RH180)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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