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JPL Small-Body Database Browser
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1418 Fayeta (A903 SJ)
Classification: Main-belt Asteroid          SPK-ID: 2001418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2033302448683898 4.3348e-08  
a 2.241442039824425 5.6237e-09 au
q 1.785689081008621 9.6318e-08 au
i 7.193884877450611 4.3285e-06 deg
node 355.1017606445822 2.7486e-05 deg
peri 324.3509296257444 2.851e-05 deg
M 187.7681251330403 8.6248e-06 deg
tp 2459186.909132320660
(2020-Dec-03.40913232)
3.0043e-05 TDB
period 1225.715552353519
3.36
4.6129e-06
1.263e-08
d
yr
n .2937059901938564 1.1053e-09 deg/d
Q 2.697194998640228 6.7672e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2621  
   data-arc span      42235 days (115.63 yr)  
   first obs. used      1903-09-23  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4315  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:22:52  

Additional Information
 Earth MOID = .77816 au 
 Jupiter MOID = 2.63093 au 
 T_jup = 3.597 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.09   n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
diameter diameter 11.701 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 63.641 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Higgins, D.J. (2011) http://www.david-higgins.com/Astronomy/asteroid/lightcurves.htm]
geometric albedo albedo 0.200   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.921   0.033 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=29.23 deg.
U-B UB 0.478   0.056 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=29.23 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1418 Fayeta (A903 SJ)          Discovered 1903-Sep-22 by Gotz, P. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A903 SJ = 1930 UM = A913 RC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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