Skip to main content

HST

Title Posted By Updated/commented date Typesort icon
Alert Notice 475: Monitoring of the dwarf nova U Geminorum in support of HST observations weo 2 years 35 weeks ago Page
Alert Notice 143: Major campaign on the flare star 1014+20 AD Leo AND SN 1991T AND Nova Her 1991 AND Nova Men (LMC) 1991 weo 1 year 41 weeks ago Page
Special Notice #385: SBS 1108+574 HST/COS observations crucial NOW weo 1 year 15 weeks ago Page
Special Notice #340: HST/COS observations 2013 March 8 and March 9 weo 2 years 25 weeks ago Page
Alert Notice 214: 0557-23 Supernova 1995ad in NGC 2139 AND 0059+53 Nova Cas 1995 AND Observations of 0409-71 VW Hyi and 0749+22 U Gem AND Fading of 1544+28a R CrB AND Change of Julian Date to 2450000 and AAVSO Data Entry Program [V723 Cas] weo 1 year 32 weeks ago Page
Alert Notice 422: Observing Campaign on Hubble's First Variable in M31: M31_V1 RebeccaTurner 1 year 16 weeks ago Page
Special Notice #357: BD Pav next HST COS target followed by QZ Ser weo 2 years 11 weeks ago Page
Alert Notice 468: Observing campaign on V380 Oph cancelled weo 3 years 6 days ago Page
Alert Notice 399: Nightly monitoring of AG Dra in support of HST calibration observations weo 1 year 43 weeks ago Page
Special Notice #314: HST COS scheduled to observe V405 Peg December 7 weo 2 years 38 weeks ago Page
Alert Notice 356: Request to monitor PQ Andromedae for HST Observations weo 1 year 42 weeks ago Page
Special Notice #382: SDSS J100658.40+233724.4 observations crucial now weo 1 year 23 weeks ago Page
Special Notice #336: Next three HST/COS CV campaign targets weo 2 years 28 weeks ago Page
Alert Notice 217: Brightening of 0059+53 Nova Cassiopeiae 1995 AND Request to monitor dwarf nova 0103+59 HT Cassiopeiae AND Request to monitor 2138+43 SS Cygni [V723 Cas] weo 1 year 32 weeks ago Page
Special Notice #354: DT Oct obs crucial now, GW Lib and V1108 Her next targets weo 2 years 14 weeks ago Page
Special Notice #267: HST observations of CH Cyg scheduled and monitoring urgently needed weo 3 years 23 weeks ago Page
Special Notice #371: BB Ari observations particularly crucial now weo 1 year 47 weeks ago Page
Observing Campaign: Request to monitor SDSS 074545 for HST observations weo 1 year 42 weeks ago Page
Special Notice #376: HST observations of U Gem scheduled for December 6 weo 1 year 38 weeks ago Page
Special Notice #329: Critical time for CV Campaign HST/COS target SDSS J100515.38+191107.9 weo 2 years 30 weeks ago Page
Alert Notice 221: Fading of 2007+20 FG Sge AND Request to monitor 2138+43 SS Cyg for observations with HST, EUVE, and RXTE AND 1058+38 Markarian 421 in outburst AND Activity of 1814+39 AM Her continues AND 1746-17 -- Sgr is a new planetary-nebula nucleus weo 1 year 32 weeks ago Page
Special Notice #351: 1RXS J105010.3-140431 obs crucial now and upcoming targets weo 2 years 15 weeks ago Page
Alert Notice 450: Request for observations of SDSS J080434.20+510349.2‭ ‬in support of HST observations weo 3 years 43 weeks ago Page
Alert Notice 417: Request for observations of GW Lib and V842 Cen in support of HST observations weo 2 years 3 weeks ago Page
Special Notice #309: Next Set of HST COS targets announced weo 2 years 40 weeks ago Page
Special Notice #326: Next HST/COS target is SDSS J100515.38+191107.9 weo 2 years 30 weeks ago Page
Alert Notice 225: 0241-08 Supernova 1996an in NGC 1084 AND 0207-63 WX Hydri to be observed with Hubble Space Telescope weo 1 year 32 weeks ago Page
Alert Notice 526: Monitoring of LS IV -14 116 in support of upcoming satellite observations weo 1 week 1 day ago Page
Special Notice #348: QZ Lib observations critical now for HST/COS and SDSS J154453.60+255348.8 next target weo 2 years 18 weeks ago Page
The Cepheid Variable M31_V1: Hubble's First Cepheid Matthew Templeton 4 years 10 weeks ago Page
Special Notice #363: HS 2214+2845 (= V513 Peg) obs critical now weo 2 years 6 weeks ago Page
Special Notice #305: HST COS observations of FL Psc (ASAS J002511+1217.2) scheduled weo 2 years 41 weeks ago Page
Alert Notice 365: Request to Monitor EF Eri for Hubble Space Telescope Observations weo 1 year 42 weeks ago Page
Special Notice #323: Observations of BB Dor requested weo 2 years 32 weeks ago Page
Alert Notice 230: 1343+61 Supernova 1996bk in NGC 5308 AND Fading of 0059+53 Nova Cas 1995 AND 2138+43 SS Cygni in outburst and under observation by RXTE and EUVE AND 0207-63 WX Hydri and 2138+43 SS Cygni observed with Hubble Space Telescope [V723 Cas] weo 1 year 32 weeks ago Page
Alert Notice 513: Request for observations of GW Lib in support of HST observations weo 23 weeks 2 days ago Page
Special Notice #344: IY UMa and MR UMa next HST/COS targets weo 2 years 22 weeks ago Page
AAVSO Special Notice #236 weo 4 years 25 weeks ago Page
Special Notice #360: CC Scl observations critical this week weo 2 years 9 weeks ago Page
Special Notice #299: Observations needed TODAY of SDSS J164248.52+134751.4 weo 2 years 46 weeks ago Page
AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484