Skip to main content

HST

Title Posted Bysort icon Updated/commented date Type
Special Notice #324: LT Eri (SDSS J040714.78-064425.1) is next HST COS target weo 1 year 26 weeks ago Page
Alert Notice 229: Request and reminder to monitor 2138+43 SS Cygni for observations with HST and with EUVE, RXTE, and SAX AND Reminder - 0207-63 WX Hydri to be observed with Hubble Space Telescope weo 27 weeks 2 days ago Page
Special Notice #345: MR UMa observations needed now and RZ Leo next HST/COS target weo 1 year 15 weeks ago Page
Special Notice #359: OR And monitoring needed for HST/COS campaign weo 1 year 6 weeks ago Page
Special Notice #297: HST COS observations of SDSS J164248.52+134751.4 scheduled weo 1 year 41 weeks ago Page
Alert Notice 378: Request to monitor RE J1255+266 for HST Observations weo 37 weeks 4 days ago Page
Special Notice #321: Observations critical tonight for SDSS J093249.57+472523.0 weo 1 year 28 weeks ago Page
Alert Notice 241: Request to monitor 2138+43 SS Cygni for observations with HST, EUVE, and RXTE AND Note about Alert Notices and News Flashes weo 27 weeks 2 days ago Page
Special Notice #341: V485 Cen observations crucial tonight through Sunday night weo 1 year 19 weeks ago Page
Alert Notice 426: Rescheduled request for observations of V455 AND in support of HST observations weo 11 weeks 4 days ago Page
Alert Notice 466: Monitoring of V380 Oph requested in support of HST observations weo 1 year 48 weeks ago Page
Alert Notice 403: Request for observations of V2105 Oph in support of HST observations weo 38 weeks 2 days ago Page
Special Notice #317: HST COS observing HS 0218+3229 2012 December 22 and SDSS J093249.57+472523.0 is probable next target weo 1 year 31 weeks ago Page
Alert Notice 318: New Alert Notice publication policy AND Possible nova in Aquila AND New possible CV in Norma AND Request to monitor the CV SDSS 013132 for HST observations AND V2291 Oph eclipse PEP campaign AND TU Cas visual+PEP+CCD campaign weo 37 weeks 12 hours ago Page
Special Notice #339: V406 Vir (SDSS J123813.73-033932.9) HST/COS observations early tomorrow weo 1 year 21 weeks ago Page
Alert Notice 215: Dwarf nova 0043+56b GX Cas in outburst AND 1544+28a R Coronae Borealis continues to fade AND Brightening of 1848-19 FN Sagittarii AND Reminders on 0409-71 VW Hydri, 0749+22 U Geminorum, and 2138+43 SS Cygni weo 27 weeks 2 days ago Page
Special Notice #356: V1108 Her obs urgent TONIGHT and new date for BD Pav weo 1 year 7 weeks ago Page
Alert Notice 454: Monitoring of CH Cyg requested for Chandra and HST observations weo 2 years 20 weeks ago Page
Special Notice #369: GZ Cet (SDSS J013701.06-091234.9) HST/COS obs next week weo 46 weeks 1 day ago Page
Special Notice #313: HST COS observing CW Mon tonight and V405 Peg is next target weo 1 year 33 weeks ago Page
Observing Campaign: Request to monitor PQ Andromedae for HST observations weo 37 weeks 3 days ago Page
Special Notice #385: SBS 1108+574 HST/COS observations crucial NOW weo 10 weeks 3 days ago Page
Special Notice #332: Observations of IR Com crucial now through February 8 weo 1 year 24 weeks ago Page
Alert Notice 219: Minor outburst of 0324+43 GK Persei AND 0059+53 Nova Cassiopeiae 1995 [V723 Cas] weo 27 weeks 2 days ago Page
Special Notice #353: SDSS J153817.35+512338.0 obs crucial now and DT Oct is next weo 1 year 10 weeks ago Page
Special Notice 257: Reminder to observe V455 And for HST observations weo 2 years 43 weeks ago Page
Special Notice #365: Correction to AAVSO Special Notice #364 weo 1 year 6 days ago Page
Special Notice #308: Observations crucial starting tonight for FL Psc (ASAS J002511+1217.2) weo 1 year 36 weeks ago Page
Alert Notice 361: Request to monitor SDSS091908 for HST Observations weo 37 weeks 3 days ago Page
Special Notice #382: SDSS J100658.40+233724.4 observations crucial now weo 18 weeks 4 days ago Page
Special Notice #328: HST/COS observing U Gem 2013 January 30 weo 1 year 25 weeks ago Page
Alert Notice 222: Extreme fading of 1921+50 CH Cygni AND Reminder - Request to monitor 2138+43 SS Cygni for Observations with HST, EUVE, and RXTE weo 27 weeks 2 days ago Page
Special Notice #350: 1RXS J105010.3-140431 and SDSS J153817.35+512338.0 next HST/COS targets weo 1 year 12 weeks ago Page
AAVSO Special Notice #238 weo 3 years 16 weeks ago Page
Special Notice #362: OR And and AX For obs critical now weo 1 year 2 weeks ago Page
Special Notice #304: HST COS observations of SDSS J001153.08-064739.1 scheduled weo 1 year 38 weeks ago Page
Alert Notice 366: Request to monitor SDSS133948 for HST Observations weo 37 weeks 3 days ago Page
Special Notice #376: HST observations of U Gem scheduled for December 6 weo 33 weeks 4 days ago Page
Special Notice #325: BB Dor monitoring requested for Swift and HST observations weo 1 year 26 weeks ago Page
Alert Notice 228: Request to monitor 1804+67 HS 1804+6753 for observations with Hubble Space Telescope weo 27 weeks 2 days ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484