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180786 (2004 RO182)
Classification: Main-belt Asteroid          SPK-ID: 2180786
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 .1276940169854951 5.4077e-08  
a 3.199950241338208 3.3715e-08 au
q 2.791335740868028 1.8617e-07 au
i 4.07561342945562 5.8341e-06 deg
node 290.6017017031638 8.6196e-05 deg
peri 355.1605219375534 8.959e-05 deg
M 2.898474126438072 2.415e-05 deg
tp 2459183.666276409010
(2020-Nov-30.16627641)
0.0001402 TDB
period 2090.803722372313
5.72
3.3044e-05
9.047e-08
d
yr
n .1721825899523122 2.7212e-09 deg/d
Q 3.608564741808389 3.802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      9746 days (26.68 yr)  
   first obs. used      1993-10-11  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58181  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:57  

Additional Information
 Earth MOID = 1.77301 au 
 Jupiter MOID = 1.55073 au 
 T_jup = 3.178 
[ 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 15.36   n/a E2021B55  
diameter diameter 4.398 km 1.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180786 (2004 RO182)          Discovered 2004-Sep-10 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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