QMAP Flight Log, 10 November 1996 ================================= ---------------------------------------------------------------------------- UT Frame # Command Remarks start stop ---------------------------------------------------------------------------- ---------------------------------------- LAUNCH ---------------------------------------- 2305 3538 LAUNCH pointing PC on, data PC on lnch 11156 pivot p=0.13 lnch 26964 pivot i=0.001 lnch end pivot d=0.001 d2=0 lnch 21998 flywheel p=800 lnch end flywheel i=1 lnch 11413 flywheel d=600 lnch 11429 flywheel d2=30000 lnch 6367 point source=man lnch 11981 0067D narrow camera lnch 15994 wobble mode=none lnch 12328 noise cal=off lnch 13274 ccd angle=0 lnch 5389 coolpump 0V lnch 5154 chop freq=4.325 lnch 11101 CCD unlocked lnch 02:09 terminate xmit on 2325 4805 data computer freezes for 20 seconds DSYNC continues without missing 27000 ft data PC 51C 5155 6367 start adjusting chop frequency 2334 5390 6367 coolpump 3V RBE is a bit hot 2340 40500 ft 2340 n5760 pointing computer dies at 49.6C data PC 53C inside baffle temp -13C 2345 46300 ft 2347 RBE cooling off (coolpump still 3V heater starts up (0.48A) 2348 6301 data computer freezes for 20 seconds 2349 n6310 reboot pointing PC (42C) 6368 9610 coolpump 0V (auto) 6368 end chop freq=4.599 (auto) leave it there 6368 11536 chop amp=0.977 (auto) 2350 n6400 gondola stopped rotating 2351 n6486 9199 north -11.5 n6460 pointing PC dead again (46.7C) race motor is on (rate starts climbing again) 2353 n6600 RBE heater current decreasing (0.3A) 2356 n6820 53800 ft, 22.9nm SSE 0001 n7200 inclinometer heater starting RBE heater back at 0.5A 0005 n7400 data PC 56.5C 0019 n8400 68000 ft data PC 57.4C RBE stopped regulating; heater temp 25.2C LO temp 39.5C magnetometer heater coming on 0025 n8800 stars zipping by on wide-field camera 0030 9200 pointing PC rebooted, 26C 0031 n9200 flywheel v=0 starting to de-spin pivot v=-1 nice stars on narrow camera; OK on wide 0032 n9250 pivot v=-2 0033 n9300 pointing PC dies at 32C 0034 9467 pointing PC restarted, 38C tach rpm=0 starting to de-spin again 9490 point source=man flywheel v=0 0035 9512 pivot v=-2 0036 9594 pivot v=-2.5 9611 11334 coolpump 2V 0038 9719 11368 mag north=-11.5 9719 10058 mag targ=15.04 (auto) 0040 pointing PC 51C 0042 10059 10113 point source=mag 10059 mag targ=0 try to point north on mag 0043 pointing PC 55C 0043 10114 flywheel exceeded rpm 10114 10340 point source=man 10114 10151 pivot v=0 10114 10340 flywheel v=0 0044 10152 10174 pivot v=-2 10175 10340 pivot v=-2.5 0047 10341 10382 point source=mag 10383 10928 point source=man flywheel v=0 0049 stopped rotating pointing PC 60C 0049 10520 10529 pivot v=-1.5 go to north manually 10530 10538 pivot v=0 10539 10553 pivot v=1 0050 10554 10687 pivot v=0 tach rpm=-10 0051 10618 flywheel exceeded rpm 10618 flywheel v=0 (auto) 10618 10706 pivot v=-0.5 0052 10707 10773 pivot v=-2 0053 10774 10816 pivot v=-1 10817 10928 pivot v=-2 0055 10929 11114 point source=mag 10929 11136 mag targ=0 0058 11102 11136 CCD locked on Polaris pendulation is large 11115 11136 point source=ccd 11137 11239 CCD lock lost 11137 11315 point source=mag 11137 11225 mag targ=9.37 (auto) 11157 11848 pivot prop=0.01 pointing PC 65C 0059 11226 11284 mag targ=0 0100 VCR tape 1 started 0100 11240 11394 CCD locked on Polaris 11285 11368 mag targ=2 0101 11316 11384 point source=ccd 0101 11335 14788 coolpump 4V current AZ 0 ---------------------------------------- SATURN ---------------------------------------- 0101 go to Saturn 0101 11369 12164 mag north=-8.55 set North before leaving 11369 11384 mag targ=-1 (auto) 0102 11385 11998 point source=mag leaving... 11385 11592 mag targ=124 11395 11637 CCD lock lost 11414 11566 flywheel d=300 11430 11566 flywheel d2=10000 11537 11873 chop amp=2 11567 14372 flywheel d=600 d2=30000 Saturn on wide-field camera 0105 11593 11754 mag targ=125.7 11600 reached FLOAT 0105 11638 11982 CCD locked on pointer star below Saturn pendulation strong 0107 11755 11902 mag targ=126.3 0108 11849 13975 piv prop=0.005 11874 15315 chop amp=3 0109 11903 12164 mag targ=126.75 0110 11982 13303 0066D wide camera 11983 11990 CCD lock lost 11991 13305 CCD locked on Saturn 0111 11999 13304 point source=ccd did we get it? tracking very good 0113 12165 15941 mag north=-10.53 12165 13274 mag targ=128.73 (auto) 0115 12329 12521 noise cal fast was off until now 0118 12522 13851 noise cal off 38 nm pendulation still strong (same period CCD & mag) 0120 99400 kft qualitative change in pendulation (better now) 0129 13275 mag targ=126.75 13275 13346 ccd angle=2.5 13304 15563 0067D narrow camera 13305 13313 CCD lock lost 13305 13322 point source=mag 0130 13314 14408 CCD locked on iota Cetis 13323 14273 point source=ccd 13347 14274 ccd angle=-2.5 0131 step in SIS I 0137 13852 13958 noise cal fast 0139 13959 14015 noise cal slow 13976 21473 piv prop=0.01 0140 14016 14199 noise cal off something in Ka1/2? 0142 gyro reads -1.5 deg/sec, but we're not moving 0142 14200 36515 noise cal slow ---------------------------------------- GALAXY SCAN ---------------------------------------- 0144 14274 15283 point source mag 14274 14393 mag az=136 (auto) 14275 end ccd angle=0 14316 15778 chop amp=3.25 14373 15348 flywheel d=300 d2=10000 0145 14394 14429 mag az=179 start Galaxy scan 14409 15236 CCD lock lost 0146 14430 14476 mag az=-140 14477 14527 mag az=-90 0147 14528 14646 mag az=0 0149 14647 14721 mag az=90 0149 RBE too warm SIS I is 0.450; temp=3K 0150 14722 14815 mag az=145 0151 14789 end coolpump 5V 0151 14816 14850 mag az=179 0152 14851 14898 mag az=-140 0153 14899 14946 mag az=-90 14947 15027 mag az=0 0154 15028 15170 mag az=37 0155 15038 15095 0063D LO off 0155 15096 16113 0062D LO on 0156 finish galaxy scan ---------------------------------------- CCD CAMERA CALIBRATION ---------------------------------------- 0156 15171 15205 mag az=39 0157 15206 15224 mag az=41 15225 15242 mag az=43 15237 15242 CCD locked on alpha Per 0158 15243 point source=CCD failed 15243 15267 CCD lock lost 15243 15283 point source=mag (auto) 15243 15261 mag az=43.6 (auto) 15262 15408 mag az=45 15268 15484 CCD locked on alpha Per 15284 15407 point source=CCD 15349 39324 flywheel d=600 d2=30000 0200 15408 15831 point source=mag pretty quiet mag 15409 15441 mag az=47 15442 15459 mag az=49 0201 15460 15729 mag az=50 15485 15491 CCD locked on delta Per 15492 15494 CCD lock lost 15495 15503 CCD locked on alpha Per 15503 15524 CCD locked on delta Per 0202 15525 15540 CCD lock lost 15541 15549 CCD locked on alpha Per 15550 15553 CCD lock lost 15555 15565 CCD locked on delta Per 15564 21206 0066D wide camera 15566 15574 CCD lock lost 15575 15580 CCD locked on alpha Per 15581 15590 CCD lock lost 15591 15607 CCD locked on gamma Per 15608 15620 CCD locked on alpha Per 15621 15631 CCD locked on gamma Per 15632 15653 CCD lock lost 15654 15660 CCD locked on gamma Per 15661 15667 CCD locked on alpha Per 15668 15671 CCD lock lost 15672 15687 CCD locked on gamma Per 15688 15708 CCD locked on alpha Per 15709 15825 CCD lock lost ---------------------------------------- NCP I ---------------------------------------- 0205 15730 15941 mag az=0 going back north 15779 35991 chop amp=1.625 0205 LO output low again 0206 arrived North 0206 15826 21206 CCD locked on Polaris 15832 21206 point source=CCD Note: we had set North incorrectly because Polaris isn't North set correctly now 0208 15942 35674 mag north=-9.85 15942 15994 mag az=-0.68 (auto) 0209 terminate xmit off (was on until now) 15995 21206 mag az=0 15995 35617 wobble mode=sine 15995 35617 wobble amp=1.25 per=50 0210 16114 16125 0063D LO off 16126 16340 0062D LO on 16126 16128 SIS I comes up in high state 16129 16340 SIS I back to low state 0213 bi-phase dropouts 0213 16341 16811 0063D LO off cool down for a few minutes no indication of pivot race wobbles 0221 16812 40270 0062D LO on 16812 17321 SIS I comes up in high state 0224 HDB starts to regulate RBE still too hot 17322 40270 SIS I back to low state ABOB regulating 0311 terminate xmit on 0311 terminate xmit off VCR tape #1 done VCR tape #2 started 0314 D DC level starting to stabilize RBE temperature still rising we're still on the wide-field camera 0324 21207 36176 0067D narrow camera 21207 21210 CCD lock lost 21207 21220 point source=mag (auto) 21207 21220 mag az=+0.5 (auto) 21211 35803 CCD locked on Polaris 21221 35791 point source=CCD 21221 35617 mag az=0 note distortions in CCD wobble curve 21474 21812 pivot p=0.005 21813 23657 pivot p=0.01 0336 21999 23583 flywheel p=700 looks much cleaner 0358 distortions in CCD X again 23584 34945 flywheel p=650 flywheel is a bit speedy; stiffen pivot 0400 23658 23778 pivot p=0.02 0401 23779 end pivot p=0.04 flywheel stabilized 0402 terminate xmit on 0403 terminate xmit off 0440 can see flywheel imbalance in CCD and flywheel V&I 0443 tach rpm=-60 in steps from -50 0448 26965 end pivot i=0.0005 from 0.001; to reduce low-freq beating between pivot and flywheel int terms 0513 1771 is getting flaky 0516 switch video transmitters 0516 VCR tape #2 done 0517 VCR tape #3 started 0517 29022 end camera select bit flaky => flywheel V&I all over the place 0518 video xmit OFF (battery out) 0533 VCR stopped; no video down 0540 terminate xmit on 0541 terminate xmit off 0543 video xmit on to test - OK 0544 video xmit off 0625 distortion in wobble 0628 big excursion in flywheel; pivot was saturated for 100 frames 0629 stabilized again 0633 100nm (Amarillo) pivot saturated again briefly 0642 position of Polaris is -0.2 0643 34946 end flywheel p=600 to get rid of some of the AZ distortions ---------------------------------------- CAS A (setting) ---------------------------------------- 0653 35618 36151 wobble mode=none stop wobble 35618 35674 mag az=-38 preset Cas A 0654 35675 40055 mag north=-8.24 35675 35748 mag az=-39.6 (auto) 35749 39344 mag az=-39.4 set mag but didn't listen 35792 39830 point source=mag start moving 35804 39831 CCD lock lost 0857 video xmit on; VCR on 0658 35992 40079 chop amp=3 pointer star too dim; can't see 0701 36152 39285 wobble mode=sine 36152 39285 wobble amp=0.625 per=50 36177 36198 0066D wide camera 36199 50632 0067D narrow camera 0701 video xmit off; VCR off 0706 36516 36594 noise cal=fast 0707 36595 37962 noise cal=off 0710 speed 35 kts 0710 terminate xmit on 0710 terminate xmit off 0717 video xmit on/off 0720 not very strong in Ka; wrong phase? 0727 37963 38132 noise cal=fast no flywheel V&I glitches! 0729 38133 19182 noise cal=off 0730 bi-phase dropouts 0733 speed 5 kts 0740 see Cas A in Q3/Q4 with bad phase? 0745 39183 39298 noise cal=fast 0746 39286 40110 wobble mode=none 39299 40123 noise cal=off ---------------------------------------- Looking for Stars ---------------------------------------- 39325 39771 flywheel d=300 d2=10000 39345 39380 mag az=-90 going back North the long way 39381 39461 mag az=-179 39362 39509 mag az=160 39510 39536 mag az=90 39537 39615 mag az=126 stopping in Galaxy at az=126 0750 video xmit ON; transmission bad 0751 video xmit OFF; too noisy for cal. 39616 39650 mag az=90 39651 39659 mag az=110 ---------------------------------------- NCP II ---------------------------------------- 39660 40055 mag az=0 go back North 39771 50436 flywheel d=600 d2=30000 39831 50466 point source=CCD auto-acquire Polaris 39832 50478 CCD locked on Polaris 0750 video xmit on; verified 0752 video xmit off 0754 video xmit on/off 0755 fint 0 pint 0 current AZ of Polaris is -0.45; don't set North 40056 50372 mag north=-8.17 40056 40110 mag az=-0.06 (auto) 40080 50483 chop amp=1.625 40111 50372 mag az=0 40111 50310 wobble mode=sine 40111 50310 wobble amp=1.25 per=50 40124 51485 noise cal slow 0800 DC levels rising; RBE temps dropping flywheel V&I glitches are back speed 1 kt 0800 40271 40615 0063D LO off test DC level change 0805 40617 end 0062D LO on SIS I high 40623 SIS I back down (but not quite) 0807 pivot saturating again; no problem 0858 bi-phase stops; B stops 0859 downlink returns commanding back after reset datawords don't work; discrete OK 0905 video xmit on/off 0917 92.7 kft; ballast 20 sec 0927 terminate xmit on 0927 video xmit on/off 0928 terminate xmit off 0928 92.6 kft; ballast 60 sec 94.5 kft 0934 note bump in D DC level 0936 mag AZ distorted due to pendulation CCD is good CCD Y pendulation is 9 pix (pp), 19 sec 0944 pendulation to 5 pixels speed 9 kts, 139 nm 1020 pendulation to <1 pix 1023 94.7 kft 50311 50934 wobble mode=none stop scanning no more glitches in flywheel V&I ---------------------------------------- MARS ---------------------------------------- Polaris az=-0.86 1027 50373 end mag north=-7.82 50373 50466 mag az=-0.35 (auto) 1027 terminate xmit on 1028 terminate xmit off 1028 50437 50591 flywheel d=300 d2=10000 50467 50665 point source=mag 50467 52009 mag az=103.45 go to Mars 50479 50665 CCD lock lost 50484 52111 chop amp=3 1030 50592 end flywheel d=600 d2=30000 1031 50633 52050 0066D wide camera 50666 52007 point source=CCD auto-acquire Mars 50666 52028 CCD locked on Mars 1031 video xmit on/off 1032 video xmit on/off 1035 50935 52158 wobble mode=sine 50935 52043 wobble amp=0.625 per=50 1043 51486 51846 noise cal=off 1044 should be about there 1046 bi-phase dropouts CIP batteries getting low 51847 end noise cal=normal go back North ---------------------------------------- NCP III ---------------------------------------- 1051 52008 52251 point source=mag 52010 57486 mag az=0 go back north 52029 52251 CCD lock lost 52044 52158 wobble amp=1.25 per=50 52051 end 0067D narrow camera 1052 52112 56902 chop amp=1.625 1053 52159 52354 wobble type=none 1054 52252 56871 point source=CCD auto-acquire Polaris 52252 57486 CCD locked on Polaris 1056 52355 56871 wobble mode=sine 52355 56871 wobble amp=1.25 per=50 1057 fint 0; pint 0 1104 pivot no longer railed 1104 CIP turned OFF to conserve power we continue running automatically 1121 video xmit on/off; verified 1132 terminate xmit on 1142 terminate xmit off 1152 video xmit on/off; verified 1155 terminate xmit on 1158 Ed requests shutdown 1201 56872 56881 point source=mag 56872 end wobble mode=none stop wobble 56882 57486 point source=CCD 56903 57096 chop amp=5 1204 57097 57144 chop amp=0 1205 57145 57239 chop amp=1.625 1206 57240 end chop amp=0 1210 57487 end CCD lock lost 57487 end point source=mag (auto) 57487 end mag az=4.4 (auto) 1213 all off ---------------------------------------------------------------------------- Frame numbers refer to flight file frames.