! File: 2992C.PROP ! Database: PEPDB ! Date: 18-FEB-1994:02:50:29 coverpage: title_1: FULL APERTURE LOCK TEST proposal_for: OV/2 pi_fname: WILLIAM pi_mi: H. pi_lname: JEFFERYS pi_inst: TEXAS, UNIVERSITY OF pi_country: USA pi_phone: 512-471-1455 keywords_1: FGS, ASTROMETRY hours_pri: 4.00 num_pri: 4 fgs: Y time_crit: Y pi_position: PROFESSOR ! end of coverpage abstract: line_1: These data are intended to achieve fine lock with the line_2: full OTA aperture. The objective is to perform fine line_3: lock and then obtain a transfer function scan of the line_4: same star in all three FGS's. The purpose of the line_5: transfer function scan is to determine uplink parameters line_6: and to determine the S-curve characteristic in case of line_7: fine lock failure. ! ! end of abstract general_form_proposers: lname: JEFFERYS fname: WILLIAM mi: H. inst: TEXAS, UNIVERSITY OF country: USA ! lname: SHELUS fname: PETER mi: J. inst: TEXAS, UNIVERSITY OF country: USA ! lname: HEMENWAY fname: PAUL mi: D. inst: TEXAS, UNIVERSITY OF country: USA ! lname: FREDRICK fname: LAURENCE mi: W. inst: VIRGINIA, UNIVERSITY OF country: USA ! lname: VAN ALTENA fname: WILLIAM mi: F. inst: YALE UNIVERSITY country: USA ! lname: BENEDICT fname: GEORGE mi: F. inst: TEXAS, UNIVERSITY OF country: USA ! lname: DUNCOMBE fname: RAYNOR mi: L. inst: TEXAS, UNIVERSITY OF country: USA ! lname: FRANZ fname: OTTO mi: G. inst: LOWELL OBSERVATORY country: USA ! ! end of general_form_proposers block general_form_text: question: 2 section: 1 line_1: These data are intended to achieve fine lock with the line_2: full OTA aperture. The objective is to perform fine line_3: lock and then obtain a transfer function scan of the line_4: same star in all three FGS's. The purpose of the line_5: transfer function scan is to determine uplink parameters line_6: and to determine the S-curve characteristic in case of line_7: fine lock failure. line_9: The derived uplink parameters will be examined prior to line_10: the through-focus test. ! question: 3 section: 1 line_1: a) Attempt fine lock on a star in NGC188 in FGS2. line_2: b) Obtain a transfer function scan of that star in FGS2. line_3: a) Attempt fine lock on a star in NGC188 in FGS1. line_4: b) Obtain a transfer function scan of that star in FGS1. line_5: a) Attempt fine lock on a star in NGC188 in FGS3. line_6: b) Obtain a transfer function scan of that star in FGS3. ! question: 4 section: 1 line_1: ! question: 5 section: 1 line_1: The desired K1X, K1Y for the three FGS's will be determined line_2: by HDOS and supplied Friday AM 7/20. ! question: 6 section: 1 line_1: ! question: 7 section: 1 line_1: ! question: 8 section: 1 line_1: The desired K1X, K1Y for the three FGS's will be determined line_2: by HDOS and supplied Friday AM 7/20. ! question: 10 section: 1 line_1: ! !end of general form text general_form_address: lname: JEFFERYS fname: WILLIAM mi: H. category: PI inst: TEXAS, UNIVERSITY OF ! lname: BENEDICT fname: GEORGE mi: F. category: CON inst: UNIVERSITY OF TEXAS addr_1: ASTRONOMY DEPARTMENT city: AUSTIN state: TX zip: 78712 country: USA phone: 512-471-3448 ! ! end of general_form_address records fixed_targets: targnum: 2 name_1: UPGREN-69 descr_1: STAR IN NGC188 pos_1: RA=00H 37M 51.90S +/- 0.5S, pos_2: DEC=+84D 57' 47.8" +/- 0.5S equinox: 1950 fluxnum_1: 1 fluxval_1: V=9.58 +/-0.05 fluxnum_2: 2 fluxval_2: B=10.08 +/-0.07 ! ! end of fixed targets ! No solar system records found ! No generic target records found exposure_logsheet: linenum: 1.000 sequence_1: DEFINE sequence_2: AST targname: UPGREN-69 config: FGS opmode: POS aperture: # sp_element: F583W num_exp: 1 time_per_exp: 1M fluxnum_1: 1 priority: 1 param_1: FES-TIME=0.025, param_2: DATA-RATE=32 req_1: NON-INT comment_1: FINE LOCK ATTEMPT AT FULL APERTURE ! linenum: 2.000 sequence_1: DEFINE sequence_2: TF targname: UPGREN-69 config: FGS opmode: TRANS aperture: # sp_element: F583W num_exp: 1 time_per_exp: 50S fluxnum_1: 1 priority: 1 param_1: STEP-SIZE=1.0, param_2: DATA-RATE=32, param_3: SCANS=1, param_4: ACQ-MODE=SEARCH req_1: NON-INT comment_1: TRANSFER FUNCTION AT FULL APERTURE comment_2: USE DATA-RATE = 32 ! linenum: 11.000 sequence_1: USE sequence_2: AST aperture: 2 req_1: SAME POS FOR 12 AS 11; req_2: SEQ 11-12 NO GAP comment_1: DESIRED K1X,K1Y FOR FGS2 comment_2: TO BE DETERMINED BY HDOS comment_3: FRIDAY AM 7/20/90 ! linenum: 12.000 sequence_1: USE sequence_2: TF aperture: 2 comment_1: USE SAME K1X,K1Y AS ABOVE comment_2: FOR FGS2 ! linenum: 21.000 sequence_1: USE sequence_2: AST aperture: 1 req_1: SAME POS FOR 22 AS 21; req_2: SEQ 21-22 NO GAP comment_1: DESIRED K1X,K1Y FOR FGS1 comment_2: TO BE DETERMINED BY HDOS comment_3: FRIDAY AM 7/20/90 ! linenum: 22.000 sequence_1: USE sequence_2: TF aperture: 1 comment_1: USE SAME K1X,K1Y AS ABOVE comment_2: FOR FG1 ! linenum: 31.000 sequence_1: USE sequence_2: AST aperture: 3 req_1: SAME POS FOR 32 AS 31; req_2: SEQ 31-32 NO GAP comment_1: DESIRED K1X,K1Y FOR FGS3 comment_2: TO BE DETERMINED BY HDOS comment_3: FRIDAY AM 7/20/90 ! linenum: 32.000 sequence_1: USE sequence_2: TF aperture: 3 comment_1: USE SAME K1X,K1Y AS ABOVE comment_2: FOR FGS3 ! ! end of exposure logsheet ! No scan data records found