Sunspot umbral spectra in the region 4000 to 8640 cmp-p1s (1.16 to 2.50 [microns])
By: L. Wallace and K. Hinkle, W.C. Livingston
Series: N.S.O. technical report -- #01-001; NSO technical report -- #01-001
Publisher: National Solar Observatory
Published: 2001
Place of publication: Tucson, Ariz
Language: eng
Subjects: Sunspots; Spectra; Solar Spectrum
Notes: Cover title.

Includes bibliographical references.