NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Astatine (At)

Atomic Number = 85

Atomic Weight = 210

Reference E95

Isotope    Mass        Abundance Spin Mag Moment
210At 209.987126 0 5 221At 210.987469 0 9/2
At I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p5  23/2