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21396 Fisher-Ives (1998 FC52)
Classification: Main-belt Asteroid          SPK-ID: 2021396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1940602617533689 3.0804e-08  
a 2.38330600527252 8.4267e-09 au
q 1.920801018050959 7.5162e-08 au
i 3.058042466143599 3.3486e-06 deg
node 56.39249936836298 7.4215e-05 deg
peri 205.5997795802052 7.4877e-05 deg
M 5.68172727187422 1.1654e-05 deg
tp 2459179.289738624187
(2020-Nov-25.78973862)
4.3468e-05 TDB
period 1343.903663431878
3.68
7.1275e-06
1.951e-08
d
yr
n .2678763439640316 1.4207e-09 deg/d
Q 2.845810992494081 1.0062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1199  
   data-arc span      10043 days (27.50 yr)  
   first obs. used      1992-11-27  
   last obs. used      2020-05-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52754  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:44:44  

Additional Information
 Earth MOID = .904159 au 
 Jupiter MOID = 2.22706 au 
 T_jup = 3.509 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456999.5 (2014-Dec-08.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946270141071984 3.0777e-08  
q 1.91887172005049 7.5111e-08 au
tp 2456491.278375708647
(2013-Jul-17.77837571)
4.0868e-05 TDB
node 56.43384739247241 7.4221e-05 deg
peri 205.4888337196337 7.4881e-05 deg
i 3.058594255948814 3.3486e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1199  
   data-arc span      10043 days (27.50 yr)  
   first obs. used      1992-11-27  
   last obs. used      2020-05-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52754  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:44:44  

Additional Information
 Jupiter MOID = 2.22706 au 
 T_jup = 3.509 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.472000647686534E-16 -2.30247433449296E-15 7.921200008567453E-14 -2.106210076300821E-15 3.54430064465861E-14 1.110950737127789E-16
q -2.30247433449296E-15 5.641659555773185E-15 -1.90028443255886E-13 5.738521298560543E-15 -8.245147770134416E-14 -2.053619884400317E-16
tp 7.921200008567453E-14 -1.90028443255886E-13 1.670172997414111E-9 4.74195564681179E-12 4.230625371411374E-10 6.30555732225849E-13
node -2.106210076300821E-15 5.738521298560543E-15 4.74195564681179E-12 5.508724080130607E-9 -5.499449081071043E-9 -6.628858028021577E-12
peri 3.54430064465861E-14 -8.245147770134416E-14 4.230625371411374E-10 -5.499449081071043E-9 5.607135952705505E-9 6.78575175794157E-12
i 1.110950737127789E-16 -2.053619884400317E-16 6.30555732225849E-13 -6.628858028021577E-12 6.78575175794157E-12 1.121315732890997E-11

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 15.63   n/a E2021B10  

21396 Fisher-Ives           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Russ Fisher-Ives (b. 1955), a 2003 Intel International Science and Engineering Fair Excellence in Teaching Award finalist, is a teacher at the Rio Rancho High School, Bernalillo, New Mexico, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041226/MPCPages.arcLast Updated: 2004-12-25

[ show close-approach data ]
Alternate Designations
 1998 FC52 = 1999 TV148 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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