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5215 Tsurui (1991 AE)
Classification: Main-belt Asteroid          SPK-ID: 2005215
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151803559959721 3.7167e-08  
a 2.682689114115829 1.2169e-08 au
q 2.275447356327856 9.8504e-08 au
i 14.12359098853619 4.5805e-06 deg
node 125.2124108837322 1.7372e-05 deg
peri 150.4615535904684 2.3405e-05 deg
M 101.2740240478164 1.5309e-05 deg
tp 2458549.008567815444
(2019-Mar-06.50856782)
6.7997e-05 TDB
period 1604.92206283517
4.39
1.092e-05
2.99e-08
d
yr
n .2243099576835795 1.5262e-09 deg/d
Q 3.089930871903802 1.4016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2426  
   data-arc span      23758 days (65.05 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:54:06  

Additional Information
 Earth MOID = 1.26923 au 
 Jupiter MOID = 2.12405 au 
 T_jup = 3.316 
[ 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 11.6   n/a MPO279569  
diameter diameter 12.160 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.8156 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2005) Minor Planet Bull. 32, 82-83.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hamanowa, H.; Hamanowa, H. (2011) http://www2.ocn.ne.jp/~hamaten/astlcdata.htm]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.377   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5215 Tsurui (1991 AE)          Discovered 1991-Jan-09 by Matsuyama and Watanabe at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 AE = 1979 MK9 = 1987 EO = 1987 HF = 1987 KK5 = 1988 OA = 1989 UZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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