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85192 (1991 RS11)
Classification: Main-belt Asteroid          SPK-ID: 2085192
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3264282790050932 5.4745e-08  
a 2.683904106673842 1.7347e-08 au
q 1.807801908117598 1.5139e-07 au
i 11.01071587103834 5.6329e-06 deg
node 133.1353974419841 2.6165e-05 deg
peri 208.7502603950432 2.7073e-05 deg
M 183.3612890175932 1.1381e-05 deg
tp 2459788.511045807321
(2022-Jul-28.01104581)
5.6484e-05 TDB
period 1606.012492464862
4.40
1.557e-05
4.263e-08
d
yr
n .2241576586041883 2.1732e-09 deg/d
Q 3.560006305230086 2.3009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      10398 days (28.47 yr)  
   first obs. used      1991-08-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60874  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:28:16  

Additional Information
 Earth MOID = .807003 au 
 Jupiter MOID = 1.86831 au 
 T_jup = 3.271 
[ 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 15.1   n/a MPO267962  
diameter diameter 2.741 km 0.775 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.258   0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85192 (1991 RS11)          Discovered 1991-Sep-04 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1991 RS11 = 2000 OE49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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