Gamma1 Andromedae
DSS image of Gamma1 Andromedae
Overlaid DSS image of Gamma1 Andromedae, 60' x 60' with north at top and west to the right

Aladin viewer for the region around Gamma1 Andromedae
Almach, γ1 And, 57 And A
HD 12533, HR 603, WDS J02039+4220A, SAO 37734, Σ 205A, BD+41 395, HIP 9640

Type  Star
Magnitude  2.1
Right Ascension  2h 3' 54.0"  (2000)
Declination  42° 19' 47" N
Constellation  Andromeda
Description  Almach
Classification  K2+IIb
Observing Notes

Andrew Cooper
Aug 17, 2023    Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 76x
Seeing: 7 Transparency: 7 Moon: 0%

Almach is a brilliant rich yellow with a 5th magnitude white companion 10" east-northeast forming a lovely binary with a notable color contrast

γ2 And is a binary with a 5.3m and a 6.5m separated by 0.2" listed as BC in WDS, WDS also lists a 15m D companion with 28" sepration from A at position angle 245° though Gaia EDR3 data shows this to be a background star
Other Data Sources for Gamma1 Andromedae
Associated objects for Gamma1 Andromedae
Nearby objects for Gamma1 Andromedae
2 objects found within 120'
Almach Gamma2 Andromedae
Credits...

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

A complete list of credits and sources can be found on the about page

Gamma1 Andromedae