Mira Variables with the Shortest Periods

Star	Period/days
SS Her	107
T Gru	137
R Vul	137
X Cam	143
R Vir	146

Mira Variables with the Longest Periods

Star	Period/days
VX Sgr	732
S Cas	611
R Cen	547
V Del	534
V Hya	533

Visually Brightest Mira Variables

Star	Magnitude
omicron Cet	1.7
chi Cyg	3.6
R Car	3.9
R Hya	4.0
S Car	4.5

Visually Brightest Cepheid Variables

Star	Magnitude
eta Aql	3.4
l Car	3.4
delta Cep	3.51
zeta Gem	3.7
beta Dor	3.8

Cepheid Variables with the Longest Periods

Star	Period/days
SV Vul	45.04
U Car	38.8
l Car	35.2
RY Vel	28.13
T Mon	27

Cepheid Variables with the Shortest Periods

Star	Period/days
SU Cas	1.9
R TrA	3.39
RT Aur	3.73
AH Vel	4.22
V Vel	4.37