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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132855043345758 2.0492e-08  
a 3.154113957311165 1.8668e-08 au
q 2.796798566928445 6.4967e-08 au
i 17.00074030346457 8.1618e-07 deg
node 121.8567139729128 6.0389e-06 deg
peri 101.4791816406003 1.2335e-05 deg
M 136.2036161805292 1.3935e-05 deg
tp 2458426.393641781207
(2018-Nov-03.89364178)
7.5692e-05 TDB
period 2046.04177755013
5.60
1.8165e-05
4.973e-08
d
yr
n .1759494864425757 1.5621e-09 deg/d
Q 3.511429347693884 2.0783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2335  
   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      .41894  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:58:57  

Additional Information
 Earth MOID = 1.84737 au 
 Jupiter MOID = 1.82202 au 
 T_jup = 3.129 
[ 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 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

[ show close-approach data ]
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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