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5692 Shirao (1992 FR)
Classification: Main-belt Asteroid          SPK-ID: 2005692
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1816766604427653 3.3721e-08  
a 2.654879632370729 1.0102e-08 au
q 2.172549966884098 8.8746e-08 au
i 11.92755163793365 3.7116e-06 deg
node 181.754060307964 1.5806e-05 deg
peri 44.02372839758429 1.8075e-05 deg
M 155.1944755001725 9.4031e-06 deg
tp 2458319.355213039733
(2018-Jul-19.85521304)
4.0188e-05 TDB
period 1580.031264098854
4.33
9.0185e-06
2.469e-08
d
yr
n .2278435928325256 1.3005e-09 deg/d
Q 3.13720929785736 1.1938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2529  
   data-arc span      25807 days (70.66 yr)  
   first obs. used      1949-05-29  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:44:04  

Additional Information
 Earth MOID = 1.182 au 
 Jupiter MOID = 1.87714 au 
 T_jup = 3.334 
[ 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 12.5   n/a MPO452247  
diameter diameter 9.548 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.8878 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pray, D. (2005) Minor Planet Bull. 32, 48-51.]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, Brian D. (2014) Minor Planet Bull. 41, 235-241.]
geometric albedo albedo 0.223   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5692 Shirao (1992 FR)          Discovered 1992-Mar-23 by Endate and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 FR = 1949 KK = 1966 FO = 1966 FS = 1970 CH = 1976 SN2 = 1979 HT2 = 1979 HV1 = 1985 UW2 = 1989 SO9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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