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19213 (1993 FF21)
Classification: Main-belt Asteroid          SPK-ID: 2019213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06068334946036781 3.3656e-08  
a 2.793462136401821 1.5378e-08 au
q 2.623945497374244 9.5052e-08 au
i 3.071015506185685 5.508e-06 deg
node 355.12429065246 7.0819e-05 deg
peri 96.72164111435364 8.9312e-05 deg
M 70.76733021508657 5.2409e-05 deg
tp 2458865.269965734478
(2020-Jan-16.76996573)
0.00024788 TDB
period 1705.346407286959
4.67
1.4082e-05
3.855e-08
d
yr
n .2111008053623106 1.7432e-09 deg/d
Q 2.962978775429399 1.6312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1109  
   data-arc span      10229 days (28.01 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:52:12  

Additional Information
 Earth MOID = 1.64255 au 
 Jupiter MOID = 2.13905 au 
 T_jup = 3.323 
[ 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 14.54   n/a E2021B10  

19213 (1993 FF21)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FF21 = 1997 AS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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