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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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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09301931715355594 5.3139e-08  
a 2.733975091565206 2.7508e-08 au
q 2.47966259543298 1.4218e-07 au
i 4.356765823514261 4.97e-06 deg
node 280.4057438634743 7.455e-05 deg
peri 19.81069747397349 9.0629e-05 deg
M 216.5497835932065 5.7947e-05 deg
tp 2459658.444050492981
(2022-Mar-19.94405049)
0.00027079 TDB
period 1651.16417465548
4.52
2.492e-05
6.823e-08
d
yr
n .2180279862692121 3.2906e-09 deg/d
Q 2.988287587697432 3.0067e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      7092 days (19.42 yr)  
   first obs. used      2000-11-20  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:29:59  

Additional Information
 Earth MOID = 1.4645 au 
 Jupiter MOID = 2.18306 au 
 T_jup = 3.342 
[ 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 MPO454629  
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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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