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21142 (1993 FV30)
Classification: Main-belt Asteroid          SPK-ID: 2021142
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2496453073006215 4.9105e-08  
a 2.545369662013705 1.0832e-08 au
q 1.909930070546614 1.2664e-07 au
i 7.191922857897346 3.0258e-06 deg
node 33.03974978545554 5.0761e-05 deg
peri 45.90993019559426 5.3178e-05 deg
M 18.39024158715464 1.3368e-05 deg
tp 2459124.727842063498
(2020-Oct-02.22784206)
5.5298e-05 TDB
period 1483.285400459025
4.06
9.4684e-06
2.592e-08
d
yr
n .2427044720379454 1.5493e-09 deg/d
Q 3.180809253480795 1.3536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      10708 days (29.32 yr)  
   first obs. used      1991-10-01  
   last obs. used      2021-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:51:07  

Additional Information
 Earth MOID = .932654 au 
 Jupiter MOID = 2.13532 au 
 T_jup = 3.388 
[ 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 14.84   n/a E2021B10  

21142 (1993 FV30)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FV30 = 1999 RE167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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