M Dwarf and Giant Spectral Standards

Moderate resolution spectra in FITS format covering ~6000–9000A.

If you find this data useful, please consider acknowledging this webpage in your publication or presentation:
"This research has benefited from the M dwarf standard spectra made available by Kelle Cruz at http://www.astro.caltech.edu/~kelle/M_standards/."

WARNING: Accurate spectral typing is best accomplished by obtaining spectral standards with your own instrumental setup.

M Dwarfs
List from Kirkpatrick, Henry, & McCarthy, 1991.
Coordinates from Simbad
  • M0.5
Gl 720A
  • M1
Gl 229
  • M1.5
Gl 205
  • M2.5
Gl 250B
Gl 381
  • M3
Gl 752A
  • M3.5
Gl 273
Gl 643
  • M4
Gl 213
Gl 699
  • M4.5
Gl 83.1
Gl 166C
  • M5.5
Gl 65A
LHS 3339
  • M6
Gl 406
  • M6.5
G 51-15
  • M7
VB 8
  • M8
VB 10
  • M9
LHS 2065
 
M Giants
List from Garcia 1989
  • K4+
HD90432
  • K5-
HD133774
  • K5
HD82668
  • M0
HD95578
  • M0.5
HD80874
  • M1
HD102212
  • M1.5
HD119149
  • M2
HD120052
  • M4
HD80431
  • M4+
HD102620
  • M4.5
HD120323
Everything: standards.tar.gz