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11861 Teruhime (1988 VY2)
Classification: Main-belt Asteroid          SPK-ID: 2011861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072014034177784 3.9862e-08  
a 3.156701357622014 2.116e-08 au
q 2.818298541914128 1.2892e-07 au
i 12.44482369148606 4.6074e-06 deg
node 63.96150656600196 2.016e-05 deg
peri 274.8262537862418 3.14e-05 deg
M 213.7624446750258 2.7115e-05 deg
tp 2459432.656653542547
(2021-Aug-06.15665354)
0.00015809 TDB
period 2048.559924361343
5.61
2.0598e-05
5.639e-08
d
yr
n .1757332044422539 1.767e-09 deg/d
Q 3.495104173329901 2.3428e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2015  
   data-arc span      11138 days (30.49 yr)  
   first obs. used      1988-11-10  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:58:07  

Additional Information
 Earth MOID = 1.84496 au 
 Jupiter MOID = 1.9272 au 
 T_jup = 3.161 
[ 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 11.2   n/a MPO435812  
diameter diameter 11.677 km 0.455 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.435   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11861 Teruhime           Discovered 1988 Nov. 10 by T. Kojima at Chiyoda.
Teruhime (1552-1627) was a wife and supporter of Kuroda Kanbe, who was instrumental in helping Japan end the Age of Civil Wars.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-10-08Last Updated: 2015-01-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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