Top 22 Variable Stars (sorted by constellation)

Object list derived from DeepMap 600, copyright (c) 1997 Orion Telescopes & Binoculars.

Name Const Type RA Dec Period Mag Description

R Aql

 Aql Mira 19 06.4 +08 14 284d 5.5-12.0 gets redder as mag decreases
RY Aqr Aqr eclipsing 21 20.3 -11 01 2.0d 8.8-10.0 period varies; fun to watch
RZ Cas Cas eclipsing 02 48.9 +69 38 1.2d 6.2-7.7 fast fade and brightening
U Cep Cep eclipsing 01 02.3 +81 51 2.5d 6.8-9.2 far-northern binary, period varies
S Cep Cep Mira 21 35.2 +78 37 487d 7.4-12.9 striking deep red color; also a double *
Mu Cep Cep semi-reg 21 43.5 +58 47 730d 3.4-5.1 Herschel's Garnet Star--very red; also a double *
Delta Cep Cep Cepheid 22 29.2 +58 25 5.4d 3.5-4.4 prototype Cepheid short-period vbl; also a double *
Omicron Cet Cet Mira 02 19.3 -02 59 332d 2.0-10.1 Mira--first long-period vbl discovered
R CrB CrB R CrB 15 48.6 +28 09 irregular 5.7-14.8 usually at max, but occas sudden fades
Y Cvn Cvn semi-reg 12 45.1 +45 26 157d 7.4-10.0 La Superba--vivid red vbl
Chi Cyg Cyg Mira 19 50.6 +32 55 407d 3.3-14.2 long-period, dramatic mag variation
R Hya Hya Mira 13 39.7 -23 17 389d 3.4-10.9 prototype long-period red giant
R Leo Leo Mira 09 47.6 +11 26 312d 4.4-11.3 long-period vbl 5 degrees W of Regulus
R Lep Lep Mira 04 59.6 -14 48 427d 5.5-11.7 Hind's Crimson Star--deep red color
RR Lyr Lyr RR Lyr 19 25.5 +42 47 13.6hrs 7.1-8.1 short-period pulsating vbl
U Ori Ori Mira 05 55.8 +20 10 372d 4.8-12.6 changes 7+ mags in a year!
Beta Per Per eclipsing 03 08.3 +40 57 2.9d 2.1-3.4 Algol--each eclipse takes 10 hours
L2 Pup Pup semi-reg 07 13.5 -44 38 141d 2.6-6.2 bright, good naked-eye vbl
R Sct Sct RV Tau 18 47.5 -05 42 140d 4.5-8.2 alternating high, low min; near M11
R Ser Ser Mira 15 50.7 +15 08 356d 5.2-14.4 easy to follow w/ telescope
RY Sgr Sgr R CrB 19 16.5 -33 31 irregular 5.8-14.0 usually 5.8 mag, but suddenly drops