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4952 Kibeshigemaro (1990 FC1)
Classification: Main-belt Asteroid          SPK-ID: 2004952
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132560431716442 2.0475e-08  
a 3.153974648089736 1.8541e-08 au
q 2.796767959183414 6.488e-08 au
i 17.00070241129317 8.1618e-07 deg
node 121.8562833418884 6.039e-06 deg
peri 101.3966170804508 1.234e-05 deg
M 170.7940173736382 1.4109e-05 deg
tp 2458425.865156767030
(2018-Nov-03.36515677)
7.5748e-05 TDB
period 2045.906226325482
5.60
1.8041e-05
4.939e-08
d
yr
n .1759611439506552 1.5517e-09 deg/d
Q 3.511181336996058 2.0641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2336  
   data-arc span      16569 days (45.36 yr)  
   first obs. used      1975-10-01  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:34:56  

Additional Information
 Earth MOID = 1.84901 au 
 Jupiter MOID = 1.82118 au 
 T_jup = 3.129 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457312.5 (2015-Oct-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .111611903372668 2.0718e-08  
q 2.805226549929951 6.5787e-08 au
tp 2456382.682811428997
(2013-Mar-31.18281143)
6.8735e-05 TDB
node 121.9438594044908 6.0469e-06 deg
peri 102.5546977917034 1.2349e-05 deg
i 16.97767145977613 8.1533e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2336  
   data-arc span      16569 days (45.36 yr)  
   first obs. used      1975-10-01  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:34:56  

Additional Information
 Jupiter MOID = 1.82118 au 
 T_jup = 3.129 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.29247068691028E-16 -1.319074248123692E-15 7.923935156156793E-13 3.52698859997412E-14 6.656739736313516E-14 1.497517378375673E-15
q -1.319074248123692E-15 4.327889039039866E-15 -2.211047399592212E-12 -1.061175261504074E-13 -1.552710924224771E-13 -4.625215911098897E-15
tp 7.923935156156793E-13 -2.211047399592212E-12 4.724436398868772E-9 -4.706018990467839E-11 7.364510841865085E-10 -1.341863032169339E-12
node 3.52698859997412E-14 -1.061175261504074E-13 -4.706018990467839E-11 3.656510358414925E-11 -4.305192713205728E-11 1.879565759574447E-12
peri 6.656739736313516E-14 -1.552710924224771E-13 7.364510841865085E-10 -4.305192713205728E-11 1.525029045203507E-10 -2.150025936800588E-12
i 1.497517378375673E-15 -4.625215911098897E-15 -1.341863032169339E-12 1.879565759574447E-12 -2.150025936800588E-12 6.647700251087735E-13

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 11.89   n/a E2021B10  
diameter diameter 19.233 km 4.961 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 9.166 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 27-32.]
geometric albedo albedo 0.057   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4952 Kibeshigemaro (1990 FC1)          Discovered 1990-Mar-26 by Sugie, A. at Dynic
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1990 FC1 = 1975 TL6 = 1989 AR9 = 1989 CX7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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