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B/astorb/astorb Orbits of Minor Planets (Bowell+ 2014)
The catalog of Orbits (2014-01-05) (690926 rows)
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Note: This is a copy of the Asteroid Observing Services from the Asteroid Database at Lowell Observatory

ColumnValue  Explain   (UCD)
recno 1270  Record number assigned by the VizieR team. Should Not be used for identification.

Planet 1270   [1,]+ Asteroid number (blank if unnumbered)
NameDatura  Name or preliminary designation.
CompNameL.H. Wasserman  Orbit Computer.
H12.50 mag Absolute magnitude H parameter (Note 1)   
G 0.15  Slope magnitude parameter (Note 1)   
B-V  mag Color index (see E.F.Tedesco, pp.1090-1138)
Diam 9.5 km IRAS diameter (see E.F.Tedesco, pp.1151-1161; catalog II/190)
IRAScl   IRAS Taxonomic classification

EphemEphem  Show the Ephemeride of this Asteroid (from IMCCE)

Xflg 0   [0/31] Planet-crossing code (Note 4)   
Oflg 0   [0/255] Orbit computation code (Note 5)   
Sflg 0   [0/31] Survey observation code (Note 6)   
MPCC 0   [0/7] MPC critical-list code (Note 7)   
LowC 0   [0/5] Lowell Observatory discovery code (Note 8)   
FlaC 0   [0/10] Flagstaff Station Code (Note 9)   
Narc30864  Orbital arc, days, spanned by observations used in orbit computation.
Nobs1395  Number of observations used in orbit computation.
Epoch2015-10-05 "Y:M:D" Epoch of osculation, yyyymmdd (TDT) (Note 2)   
M216.694162 deg Mean anomaly (Note 3)   
omega259.046660 deg Argument of perihelion (Note 3)   
Omega 97.809478 deg Longitude of ascending node (Note 3)   
i 5.985488 deg Inclination (Note 3)   
e 0.20838563  Eccentricity (Note 3)   
a 2.23444525 AU Semimajor axis (Note 3)   
DateOrb2015-09-03 "Y:M:D" Date of orbit computation
CEU 1e-02 arcsec Current Ephemeris Uncertainty (Note 10)   
dCEU 2e-05 arcsec/d Rate of change of CEU (Note 10)   
DateCEU2015-10-04 "Y:M:D" Date of CEU
PEU0 6e-02 arcsec Next Peak Ephemeris Uncertainty (PEU) (Note 11)   
DatePEU02016-06-20 "Y:M:D" Date of PEU0
PEU1 1e-01 arcsec Largest PEU in 10 years from DatePEU0 (Note 11)   
DatePEU12023-09-01 "Y:M:D" Date of PEU1
PEU2 1e-01 arcsec As PEU1, assuming that two observations were made at DatePEU0 (Note 11)   
DatePEU22023-09-01 "Y:M:D" Date of PEU2
mod*   [a*] added or updated (Note 12)   
modDate2015-09-13 "Y:M:D" Date of last modification (Note 12)   

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