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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0606764120701183 3.5488e-08  
a 2.793796890696619 1.6737e-08 au
q 2.624279319316495 1.0219e-07 au
i 3.070750706326401 5.5886e-06 deg
node 355.1271613369123 7.49e-05 deg
peri 96.87288770982249 9.4071e-05 deg
M 28.40862374990286 5.4178e-05 deg
tp 2458865.902074750056
(2020-Jan-17.40207475)
0.00025665 TDB
period 1705.652956530338
4.67
1.5327e-05
4.196e-08
d
yr
n .2110628651752914 1.8966e-09 deg/d
Q 2.963314462076742 1.7752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1036  
   data-arc span      9813 days (26.87 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:43:47  

Additional Information
 Earth MOID = 1.64316 au 
 Jupiter MOID = 2.13895 au 
 T_jup = 3.323 
[ 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 14.5   n/a MPO412328  

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

[ show close-approach data ]
Alternate Designations
 1993 FF21 = 1997 AS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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