V1 Comparison – H335H and My M31-neg

V1 Comparison - H335H and My M31 (negative)

V1 Comparison – H335H and My M31 (negative)

M31_V1 Comparison – H335H with My M31

H353H
Emulsion side flipped and cropped
Slightly enhanced

My M31
Negative
Cropped

M31_V1 Details:
Designation: BASW 1 Classical Cepheid (delta Cep type)
Coord: (ep=J2000) : 00 41 27.32 +41 10 10.7
Mag: 19.0
Colour: B-V = +1.28
Amplitude ~ 1.2 magnitudes
Period: 30.41 days