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27759 (1991 RE6)
Classification: Main-belt Asteroid          SPK-ID: 2027759
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08661587701461704 4.03e-08  
a 3.002904724407394 1.8064e-08 au
q 2.742805498111511 1.1947e-07 au
i 10.36371324156414 5.6435e-06 deg
node 31.76502516882028 2.2663e-05 deg
peri 274.1510986643425 4.1217e-05 deg
M 161.4310883983138 3.5618e-05 deg
tp 2457748.194225664613
(2016-Dec-25.69422566)
0.00018765 TDB
period 1900.687666824553
5.20
1.715e-05
4.695e-08
d
yr
n .1894051328282916 1.709e-09 deg/d
Q 3.263003950703277 1.9629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1676  
   data-arc span      12033 days (32.94 yr)  
   first obs. used      1986-10-27  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50134  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:02:00  

Additional Information
 Earth MOID = 1.75306 au 
 Jupiter MOID = 1.97555 au 
 T_jup = 3.222 
[ 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 13.0   n/a MPO381480  
diameter diameter 8.551 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.167   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27759 (1991 RE6)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RE6 = 1986 UF2 = 1999 CB44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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