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27800 (1993 FA28)
Classification: Main-belt Asteroid          SPK-ID: 2027800
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09015999482322773 3.8631e-08  
a 2.267310197838594 8.3074e-09 au
q 2.062889522138815 8.8465e-08 au
i 4.666042277763928 4.2319e-06 deg
node 341.4186992211294 4.9055e-05 deg
peri 52.08677218228371 5.4297e-05 deg
M 19.20872137576379 2.2386e-05 deg
tp 2458533.963370813385
(2019-Feb-19.46337081)
7.7528e-05 TDB
period 1246.995364168478
3.41
6.8535e-06
1.876e-08
d
yr
n .2886939361158375 1.5867e-09 deg/d
Q 2.471730873538373 9.0564e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1036  
   data-arc span      9744 days (26.68 yr)  
   first obs. used      1993-03-21  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55287  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:08:14  

Additional Information
 Earth MOID = 1.07136 au 
 Jupiter MOID = 2.85191 au 
 T_jup = 3.605 
[ 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 15.3   n/a MPO358889  
diameter diameter 2.226 km 0.491 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.247   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27800 (1993 FA28)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FA28 = 1998 VL32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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