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48643 Allen-Beach (1995 UA2)
Classification: Main-belt Asteroid          SPK-ID: 2048643
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1234712749794108 3.9034e-08  
a 2.309491249064273 9.4043e-09 au
q 2.024335419988515 9.3968e-08 au
i 10.15391807801944 4.8268e-06 deg
node 111.7509720801971 2.1045e-05 deg
peri 303.6945716823937 2.861e-05 deg
M 229.563582350333 2.0656e-05 deg
tp 2459064.982408305682
(2020-Aug-03.48240831)
7.4713e-05 TDB
period 1281.95537721035
3.51
7.8302e-06
2.144e-08
d
yr
n .2808210070333278 1.7153e-09 deg/d
Q 2.59464707814003 1.0565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      854  
   data-arc span      9711 days (26.59 yr)  
   first obs. used      1993-01-25  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58927  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:15:26  

Additional Information
 Earth MOID = 1.05598 au 
 Jupiter MOID = 2.7091 au 
 T_jup = 3.555 
[ 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 15.7   n/a MPO436123  

48643 Allen-Beach           Discovered 1995 Oct. 20 by P. Sicoli and F. Manca at Sormano.
Bill Allen (b. 1947) and Sally Beach (b. 1950) are publishing and life partners who produce daily minor-object news online to inform the public and to serve those engaged in minor-object science, including especially amateur astronomers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040504/MPCPages.arcLast Updated: 2004-05-11

Alternate Designations
 1995 UA2 = 2000 AL55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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