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JPL Small-Body Database Browser
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12738 Satoshimiki (1992 AL)
Classification: Main-belt Asteroid          SPK-ID: 2012738
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .288513373172507 8.8524e-08  
a 2.541112250532549 1.3534e-08 au
q 1.807967383521423 2.3183e-07 au
i 13.29021637887999 3.4841e-06 deg
node 142.8338681594751 2.7749e-05 deg
peri 274.1885256412829 2.8762e-05 deg
M 304.6729216276038 6.7926e-06 deg
tp 2458827.888992912573
(2019-Dec-10.38899291)		 2.8754e-05 TDB
period 1479.565519392543
4.05		 1.182e-05
3.236e-08		 d
yr
n .2433146726397105 1.9438e-09 deg/d
Q 3.274257117543676 1.7438e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1487  
   data-arc span      15046 days (41.19 yr)  
   first obs. used      1978-09-27  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44183  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:27:52  

Additional Information
 Earth MOID = .875934 au 
 Jupiter MOID = 2.26459 au 
 T_jup = 3.350 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6   n/a MPO502265  
diameter diameter 12.083 km 0.372 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.7081 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Oey, J. (2012) Minor Planet Bull. 39, 145-147.]
[Han, X.L.; Li, B.; Zhao, H. (2013) Minor Planet Bull. 40, 14-15.]
geometric albedo albedo 0.041   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

12738 Satoshimiki           Discovered 1992 Jan. 4 by T. Hioki and S. Hayakawa at Okutama.
Satoshi Hayakawa (b. 1992) and Miki Hayakawa (b. 1995) are children of the second discoverer and partners in his observations.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1992 AL = 1978 SF = 1988 CE1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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