Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 1174c Report Date: 09-May-96:16:16 Version: ********** Check-in Date: ********** 1.Proposal Title: SPECTROSCOPY OF INTERACTING BINARIES, CYCLE 3 ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID STELLAR ASTROPHYSICS GTO/HRS 1174 Sub Category HOT STARS ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Dr. Albert Boggess NASA, GODDARD SPACE FLIGHT C USA (301)286-5975 ------------------------------------------------------------------------------------ 7. Abstract Two interacting binaries with accretion disks have been selected to determine the nature of the stellar components, and mass flow characteristics of the systems. These objects are the well-known x-ray binaries Sco X-1 and HZ Her. GHRS observations with the medium resolution G160M grating will be used to provide superior signal-to-noise and resolution than presently available using IUE. ------------------------------------------------------------------------------------ 8. Scientific Key Words: STAR - BINARY STARS - MASS FLOW - EVOLUTION ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 4.00 par: 0 10. Num targs pri: 10 par: 0 ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 1174c PI: Dr. Albert Boggess Proposal Title: SPECTROSCOPY OF INTERACTING BINARIES, CYCLE 3 ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ George E. Mccluskey Jr. LEHIGH UNIVERSITY USA Yoji Kondo NASA, GODDARD SPACE FLIGHT USA CENTER Fred C. Bruhweiler CATHOLIC UNIVERSITY OF AMERICA USA Albert Boggess NASA, GODDARD SPACE FLIGHT USA CENTER ------------------------------------------------------------------------------------ 3. Description of proposed observations. COMMENT CONTINUED FROM EL PAGE 20, LINE 69.000: The rest of this comment is "if at all practical". COMMENT CONTINUED FROM EL PAGE 21, LINE 75.000: The rest of this comment is "if at all practical". ------------------------------------------------------------------------------------ 4. Justification of need for HST observations. Data needed for this investigation are high-resolution ultraviolet spectra that cannot be obtained from ground or with the IUE> ------------------------------------------------------------------------------------ 7. Data reduction and analysis plans. All data reduction and analysis are expected to be performed at NASA/GSFC or, in part, at Space Telescope Science Institute. ------------------------------------------------------------------------------------ 10. Resources to be supplied by investigator's institution(s). Necessary resources will be supplied by the host institution, partially supported by the NASA funds provided through the HRS PI. ------------------------------------------------------------------------------------ 13. ------------------------------------------------------------------------------------ 11. Address Information Name: ALBERT BOGGESS Category: PI Institution: NASA, GODDARD SPACE FLIGHT CENTER Address: CODE 600 City: GREENBELT State: MD Zip Code: 20771 Country: USA Telephone: Telex (or e-mail): ------------------------------------------------------------------------------------ Name: YOJI KONDO Category: Institution: NASA, GODDARD SPACE FLIGHT CENTER Address: CODE 684 City: GREENBELT State: MD Zip Code: 20771 Country: USA Telephone: (301)344-6247 Telex (or e-mail): ------------------------------------------------------------------------------------ Page 3 Name: GEORGE E. MCCLUSKEY JR. Category: Institution: LEHIGH UNIVERSITY Address: DIVISION OF ASTRONOMY City: BETHLEHEM State: PA Zip Code: 18018 Country: USA Telephone: (215)861-3721 Telex (or e-mail): ------------------------------------------------------------------------------------ Name: FRED C. BRUHWEILER Category: Institution: CATHOLIC UNIVERSITY OF AMERICA Address: DEPT. OF PHYSICS City: WASHINGTON State: DC Zip Code: 20074 Country: USA Telephone: (202)319-5315 Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 1174c [ 4] ------------------------------------------------------------------------------------------------------------------------------------ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial |Acqui|FLX| Flux data No | Name | Description | Position |Eqnx | Vel. |Prblm|REF| | | | | | | | | ------------------------------------------------------------------------------------------------------------------------------------ 2 SCO-X-1 A, 166 RA=16H17M04.0S +/-1", 1950 1 V=13.0 DEC=-15D31'14" +/-1" 2 F-CONT(1500)=2.5 E-13 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 1174c [ 5] ------------------------------------------------------------------------------------------------------------------------------------ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |10 | 11 | 12 |13 |14| 15 ------------------------------------------------------------------------------------------------------------------------------------ Line | Seq | Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | S/N |Flx|Pr| Special Number | Name | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| |Rel. Time|Ref| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 43 SCO-X-1 HRS ACQ 2.0 MIRROR-N2 BRIGHT=RETURN 1 1.8S 1 1 ONBOARD ACQ FOR 43.1-48.5 CYCLE 3 / 43-48.5 Comments: STEP-TIME=0.2 S ------------------------------------------------------------------------------------------------------------------------------------ 43.1 SCO-X-1 HRS ACQ/ 2.0 MIRROR-N2 1 9S 1 1 ONBOARD ACQ FOR 47 PEAKUP Comments: STEP-TIME=1.0S ------------------------------------------------------------------------------------------------------------------------------------ 47 SCO-X-1 HRS ACCUM 2.0 G160M 1240 STEP-PATT=4 5 332S 10 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 48 ^ ^ ^ 2.0 G160M 1550 STEP-PATT=4 4 332S 10 1 ------------------------------------------------------------------------------------------------------------------------------------ 48.4 SCO-X-1 HRS ACCUM 2.0 G160M 1400 STEP-PATT=4 4 332S 10 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 48.5 SCO-X-1 HRS ACCUM 2.0 G160M 1400 STEP-PATT=4 4 332S 10 2 1 ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 1174c [ 6] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations HRS ^ ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACQ ACQ/PEAKUP ACCUM ^ ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters BRIGHT=RETURN STEP-PATT=4 ------------------------------------------------------------------------------------------------------------------------------------ Proposal for GTO/HRS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 4.00 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category STELLAR ASTROPHYSICS ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category HOT STARS ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ONBOARD ACQ FOR 43.1-48.5; CYCLE 3 / 43-48.5 ONBOARD ACQ FOR 47; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements MIRROR-N2 G160M ------------------------------------------------------------------------------------------------------------------------------------ Target Names SCO-X-1 ------------------------------------------------------------------------------------------------------------------------------------