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27717 (1989 CF3)
Classification: Main-belt Asteroid          SPK-ID: 2027717
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04622248949221901 5.2908e-08  
a 2.337413680361291 1.04e-08 au
q 2.229372601081823 1.2322e-07 au
i 6.495929221954388 4.9755e-06 deg
node 242.9714986933522 4.5042e-05 deg
peri 310.6936807235505 6.8215e-05 deg
M 112.2815301335871 5.3578e-05 deg
tp 2458193.393889673596
(2018-Mar-15.89388967)
0.00019363 TDB
period 1305.27433624335
3.57
8.7111e-06
2.385e-08
d
yr
n .2758040896108473 1.8407e-09 deg/d
Q 2.44545475964076 1.088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      11251 days (30.80 yr)  
   first obs. used      1989-02-04  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:40:57  

Additional Information
 Earth MOID = 1.2321 au 
 Jupiter MOID = 2.53668 au 
 T_jup = 3.557 
[ 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 MPO395272  
diameter diameter 2.299 km 0.640 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.305   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27717 (1989 CF3)          Discovered 1989-Feb-04 by Elst, E. W. at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 CF3 = 1998 VB18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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