NNo GCVS J2000.0 Type Max Min I Min II Epoch Year Period M-m/D Spectrum References Other desig. p.m.(as/yr) Epoch Ident. New type GCVS
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
040001 |R Aqr *|234349.46 -151704.2 |M+ZAND | 5.2 | 12.4 | |V |54045. | | 390. |41 |M5e-M8.5e+pec |00001 00002| |+0.033 -0.033|2000.0 | |Hip |M+Sym |R Aqr |
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
_______________Cross-identifications:_______________
R Aqr = BD -16 6352 |
R Aqr = BS 08992 |
R Aqr = CRL 3136 |
R Aqr = GSC 6404.00077 |
R Aqr = HD 222800 |
R Aqr = Hip 117054 |
R Aqr = IRAS 23412-1533 |
R Aqr = IRC -20642 |
R Aqr = MWC 0400 |
R Aqr = SAO 165849 |
____________________________________________________
Reference to a chart or photograph:
00002. AAVSO Variable Star Charts, AAVSO, Cambridge, Massachusetts
Reference to a study of the star:
00001. GCVS compilers.
__________________________________________________________________
Remark:
P varies, current elements are given. SiO, OH, H2O maser.
Porb = 44 years? In a nebula, has a jet. During certain time
intervals several years long, too faint maxima and/or too bright
minima, with the total range within two magnitudes.
----The End----