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30890 (1993 FB9)
Classification: Main-belt Asteroid          SPK-ID: 2030890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516161548613859 3.3466e-08  
a 3.160351503512046 1.6539e-08 au
q 2.68119116053915 1.0895e-07 au
i 3.53681808014116 3.2988e-06 deg
node 79.09027086357131 6.5793e-05 deg
peri 231.5994111578237 6.6801e-05 deg
M 226.6715937944522 1.3252e-05 deg
tp 2459960.514182994444
(2023-Jan-16.01418299)
7.7273e-05 TDB
period 2052.114126798998
5.62
1.6108e-05
4.41e-08
d
yr
n .1754288396043295 1.3771e-09 deg/d
Q 3.639511846484942 1.9046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1930  
   data-arc span      10234 days (28.02 yr)  
   first obs. used      1993-03-17  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5283  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:32:06  

Additional Information
 Earth MOID = 1.66663 au 
 Jupiter MOID = 1.63018 au 
 T_jup = 3.184 
[ 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 13.71   n/a MPCxxxxx  
diameter diameter 11.466 km 0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30890 (1993 FB9)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FB9 = 1999 JP67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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