fnmine/.../www/Internal/run_summaries.txt 3/15/96 DRAFT FINAL I. Introduction This file contains brief summaries of all seps-off and seps-off related runs taken since the Feb 95 shutdown. It updates the version dated 7/31/95, hereafter called old_run_summaries. Please transmit suggestions for improvements and/or corections to bj. II. General Features of the Runs Date Runs Disk/Tape Listserv Log3 Lead General Comments 3/9 634-639 dkb100 #1109 p.100 1X0 Holy Grail only 3/17A 657-662 #1134 p.125 1X0 Mostly Holy Grail Quench after 662 High trigger rate 3/17B 663-682 /d1 #1142 p.128 1X0 T0 timing probs in #1143 early runs. High #1166 BD rates. 300K evts written to hypertape. 3/25 689-694 /d1 #1159 p.146 2X0 chs 101,103,109, 112 out. 4/1 736-742 /d1 #1185 p.155 2X0 4/6 746-756 MIN060 #1202 p.159 0.5X0 Michigan electronics MIN061 crashes; after rescue chmbrs 101/103 off. T0 glitches present. 4/11 761-764 MIN062 #1221 p.165 1X0 Mich hold from fake MIN063 #1224 computer corrupts some #1225 data in early runs. 767-772 Seps on/off plus scrape for E811 followed by more running. Beam-trig scaler glitches. 4/13 775-776 /d1 #1233 p.172 1X0 More glitches MIN066 MIN067 4/16 783-789 /d1,4,6 #1243 p.176 1X0 Glitches 4/17 MIN067 MIN068 4/25 793-800 /d1,4 #1282 p.183 1X0/Fe Glitches still there 5/3 813-814 /d1 #1324 p.194 1X0 6x1 low lum;quench 5/4 816-826 /d1,5,6 #1331/2 p.195 1X0 E811;low lum MIN071 MIN072 5/9- 832-840 /d1,4,5 #1366 p.198 1X0 chs 101-103 dead 5/10 MIN073 E811/853 parasitic 5/26 846-849 /d5,6 #1415 p.213 1X0 no prescrape; very high losses 5/28 850-861 /d5,6,7 #1423 p.215 1X0 last 30 min with E853 MIN074 upstream TDC's in MIN075 5/29 863-869 /d5 #1429 p.221 1X0 Some T0 problems; TDC/ADC changes for upstream counters. 6/5 886-893 /d5,6,7 #1449 p.229 1X0 Problems with nano. Acnet missing before run 893. 6/7 914-922 /d1,6 #1461 p.232 1X0 A/C failures; nano MIN081 #1462 and timing problems; MIN082 Pbars/protons = 5% Parasitic on E811 6/10 923-930 /d1,6 #1472 p.242 1X0 Parasitic on E811; 15 Hz, pbarcal commissioned. Flowers/Stonehenge HV was off. 6/15 938-943 /d5,6 #1483 p.253 1X0 Parasitic on E811 6/17 946-952 /d5 #1490 p.256 1X0 Attenuators on hcals modified prior to run. 7/19 986-1009 /d6 #1566 p.274 1X0 Parasitic on E811. 7/20 MIN087 #1576 + Polyblk Several loose trigger -094 runs. 10.2" polyethylene block in front of chmbrs. ------------------------------------ 12/13 1027-1032 /d11 #1712 p.? 1X0 E_cm = 630 GeV Nano chambers only. Compressed chamber config. Early data corrupted with main-ring triggers. Very low luminosity. Log4 ------------------------------------ 1/18 1087-1104 /d3,7,11 fnmine p.? 1X0 E811 runs 1/18-1/23. -1/19 fnmini #1836 Main ring off for first MIN200 #1837 half of run. Some MR -206 contamination problems in second half of run. 1/19 1106-1119 dkb100 #1840 p.? 1X0 Main ring off for much of -1/20 /d3,4,11 #1842 of the running. Bad TDC MIN207 unit; problems with T0. -210 1/21 1121-1127 dkb100 #1845 p.? 1X0 Beamtrig rate problems; -1/22 /d3,4,11 TDC and timing problems. MIN213 MR off for a few hours. -216 1/22 1128-1139 fnmini #1850 p.? 1X0 5 x 5 store. Beamtrig rate -1/23 /d4,11 problems. Various Pbar_or MIN217 delays used. -227 ****************************************** To get to the disks from fnmint define for010 dkb100:[data](runnum) dkb300:[data] fnmini::dua1:[data] "fnmini" means fnmini::usr$root1:[minimax.data] Note that dkb200 on fnmint has been renamed dkb100. Note also that most runs have been deleted from fnmint and fnmini since the previous version of this summary. Data file, e.g., /d1 is on fnalv/.../$MINIMAX_DATA/d1 The Listserv numbers are the numbers of the mail messages on fnmini. III. List of Runs ******************** Date Run Disk? afs Lead Seps Events Comments 3/9 634 disk d1 out on 5.1K prerun 635 disk d1 in on 5.1K prerun 636 disk in on 1.5K prerun; Holy Grail 637 disk out off 8.3K Holy Grail 638 disk in off 8.3K Holy Grail 3/17A 657 disk in on 5.1K prerun 658 disk in on 1.6K prerun(Holy Grail(del=30) 660 disk in on 5.1K scrape run 661 disk in off 5.3K Holy Grail 662 disk in off 20.0K Holy Grail 3/17B 663 disk ... in on 6.1K scrape 664 disk ... in off 5.4K scanner's run 665 disk ... in off 20.5K 666 disk ... out off 21.1K 669 disk ... in off 20.0K T0 problems; fixed afterward 672 disk ... out off 20.0K Holy Grail 673 disk ... in off 20.0K Holy Grail 674 disk ... out off 20.0K 677 disk ... in off 20.0K 678 disk ... in off 5.3K 679 disk ... out off 5.9K 680 disk ... out off 5.2K 681 disk ... out off 20.0K 682 disk ... in off/on 21.8K 2 min with seps on; T0 retuned 3/26 689 disk ... out on 3.2K BD.Pbar_or(del=30) 690 disk ... in on 9.7K delay at 14; scrape run 691 disk ... in off 20.0K 692 disk ... in off 5.2K 693 disk ... out off 14.2K 694 disk ... out off/on 3.6K Seps on midrun 4/1 736 disk ... in on 0.3K End of scrape 737 disk ... in off 5.1K 738 disk ... in off 20.1K Scaler glitch; beamtrig rate x2 739 disk ... out off 20.1K 740 disk ... out off 5.0K 741 disk ... in off 23.0K 742 disk ... in on 0.4K 4/6 746 disk in on 3.0K High beamtrig rate 747 disk in off 25.0K Ch,ADC,TDC error msgs;T0 probs 748 disk in off 8.1K Mich chs crash at end of run. 750 disk out off 14.3K *T0 glitch at EOR; 101/103 empty 751 disk out off 28.1K *T0 glitch;101/103 empty 752 disk out off 25.4K *101/103 empty for starred runs 753 MIN060 in off 29.3K *chmbr-num errors,T0 probs,etc. 754 MIN061 out off 28.1K * 755 disk in off 25.0K * 756 disk out off/on 34.0K *Seps on 3 min at EOR 4/11 761 disk in on 1.5K Prerun 762 disk in on 0.3K Scrape run 763 disk in on/off 5.1K Mostly off 764 disk in off 25.1K +;1 ADC error/minute 765 MIN062 in off 52. K + 766 MIN063 out off 50.8K + Michigan hold gate from fake 767 disk out off 19.6K + computer in for plussed runs 768 disk in off 31.0K Hold problem fixed 769 disk in on 5.1K E811 scrape 770 disk in off 25.2K Scaler glitch midrun 771 disk out off 37.2K Glitch ends midrun 772 disk out on 0.1K Postrun 4/13 775 disk ... out on 0.3K Prerun; scraping 776 disk ... out off 20.1K 777 MIN066 ... out off 81.9K 778 MIN067 ... in off 70.1K 779 disk ... in off 20.9K Scaler glitch 5 min before EOR 780 disk ... in on 1.1K Postrun 4/16 783 disk in on 2.1K Prerun 784 disk in on 0.7K Prerun 785 disk in on 0.3K Prerun 786 disk ... in off 20.1K 787 MIN068 d4 in off 160. K 788 MIN069 d6 out off 50. K 789 disk d6 out off/on 35.5K Scaler glitch; seps on for 2 min 4/23 793 disk d4 out on 6.8K Prerun 2 hrs prior/location nn 795 disk ... in off 20.0K Big losses concurrent with start 796 disk d4 moving off 1.5K Invalid ch nos reported by unpkr 797 disk d4 out off 9.2K 798 disk d4 moving off 1.6K 799 disk d4 in off 7.0K 800 disk d4 in off/on 0.5K 5/3 813 disk ... out off 11.9K BD.Pbar_or(14); 1 x 6 store 814 disk ... out off 4.3K CD.Pbar_or(14);ended by abort 5/4 816 disk ... out? on 4.0K std trig; scrape 817 disk ... out? on 0.0K just before seps off. 818 disk ... out off 20.0K std 819 disk ... moving off 0.9K " 820 disk ... in off 20.0K " 821 disk ... in off 20.0K D.Pbar_or(14) 822 MIN071 d5 in off 70.0K BD.Pbar_or(14) 823 MIN072 d6 out off 60.0K " 824 disk ... out off 20.0K D.Pbar_or(14) 825 disk ... in off 20.7K BD.Pbar_or(14) 826 disk ... in off/on 10.7K " 5/9- 5/10 832 disk ... out on 7.6K scraping 833 disk ... in off 40.0K some scraping 12K into run 834 disk ... out off 21.4K D0 L = 0.5E30 835 MIN073 d7 in off 300.0K 836 disk ... in off 26.2K Holy grail trigger 837 disk ... in off 11.6K E853 begins run 838 disk d4 in off 25.2K xtal in; no significant losses 839 disk d5 out off 48.8K beam-kicks after 10K; huge losses 840 disk d5 out on 2.6K postrun; chs trip at EOR 5/26 846 disk d5 out on 1.7K prerun; BD.Pbar_or(30) 847 disk d5 out off 30.1K BD rate 80-150 KHz; huge losses 848 disk d6 in off 24.4K BD rate falls to 40 KHz 849 disk d5 in on 3.6K Postrun; chs trip at EOR 5/28 850 disk d5 in on 4.6K Prerun/prescrape; std trig(14) 851 disk d5 in on 3.9K Ditto 852 disk d5 in on 0.3K Prerun/postscrape 853 disk d5 in off 1.1K Startup error;Mich at 0;low DAQ rate 854 disk d5 in off 15.1K 855 disk d5 out off 26.6K 857 MIN074 d5 out off 160.2K Run 856 empty; tape at read only 858 MIN075 d5 in off 200.1K 859 disk d5 out off 25.2K 860 disk ... in off 25.1K E853 begins run 861 disk d5 in off 9.0K Abort at EOR 5/29 863 disk d5 in on 1.2K Std trig; scraping 864 disk d5 in off 1.1K Slow DAQ; mich thr = 0 865 disk d5 in off 13.2K Raw trig/T0 trig = 65% 866 disk d5 in off 9.3K NIM #2 changed out afterward 867 disk d5 out off 50.2K timing fixed ca. evt #89000 868 disk d5 in off 50.1K E853 xtal moved in/out midrun 869 disk d5 in on 0.5 Postrun 6/5 886 disk d5 out? on 0.4K Prerun; no acnet 887 disk d5 out? on 2.8K Prerun; no acnet 888 disk d5 out on 0.6K Scraping; no acnet 889 disk d5 out off 10.5K No acnet 890 disk ... out off 28.7K No acnet 891 disk d5 moving off 5.9K BD.Pbar_or(30); no acnet 892 disk d5 in off 51.4K Acnet on after about evt 99000 893 disk d6 in off/on 5.6K Wires 97-128,ch 117, on for all runs 6/7 914 disk ... ? on 1.4K Prerun 915 disk ... ? on 4.2K Prerun 916 disk ... ? on 6.7K Prerun 917 disk ... ? on 0.2K Postscrape 918 disk ... ? on 0.4K trig(del=30?) 919 disk ... in off 16.6K lost latches in chs 106 and 119 920 disk ... out off 15.4K lossy;T0 probs,106 latch revives 921 MIN081 d6 in off 45.-K?? Timing probs persist. 922 MIN082 d6 out off/on 20.-K?? 119 latch revives 6/10 923 disk ... out on 3.8K Prerun;del=30 925 disk ... out on 4.5K Prerun;del=14 926 disk d6 in off 0.3K Slow DAQ, but just Poisson 927 disk d6 in off 10.0K Scraping during run 928 disk d6 moving off 5.0K BD.Pbar_or(30) 929 disk d6 out off 19.6K 18 Hz; std trig 930 disk d6 out on 0.0K only 34 evts--a new low? 6/15 938 disk d6 out on 20.7K Prerun 939 disk d5 in off 42.0K 940 disk d6 in off 1.0K After E811 scrape 941 disk d6 moving off 15.0K Delay = 30 942 disk d6 out off 11.6K 943 disk d5 out on 0.0K Postrun; very short 6/17 946 disk d5 out on 8.7K Prerun; delay = 14 947 disk d5 out on 10.1K Prerun; delay = 30 948 disk d5 in off 10.2K 949 disk d5 in off 50.0K 950 disk d5 moving off 10.1K Delay = 30 951 disk d5 out off 48.6K 952 disk d5 out on 0.4K Postrun 7/19 986 disk d6 in on 20.0K Afternoon prerun; del=14 987 disk d6 in on 8.7K Scrape run; del=14 988 disk d6 in off 20.1K Scraping in progress 989 disk d6 moving off 6.3K Moving 990 disk d6 out off 20.0K 991 disk d6 moving off 3.0K delay=30 992 disk d6 in off 39.7K 994 MIN087 d6 out off 100.0K E811 scrapes. A ADC changed and 7/20 ch 124 HV reduced 50V midrun. 995 MIN088 d6 in off 50.8K Lossy at beginning; trig = D.Pbar_or(14).T0 996 disk d6 in off 19.9K trig = Pbar_or.T0 997 disk d6 in off 16.2K trig = BD.T0 998 disk d6 in off 5.4K trig = T0 999 disk d6 in off 5.3K std trig restored 1000 MIN089 d6 out off 50.1K 1001 MIN090 d6 in off 100.1K 1002 MIN091 d6 in off 115.0K 1003 MIN092 d6 in off 15.0K delay = 30 1004 MIN093 d6 out off 20.3K 1005 MIN094 d6 in off 50.0K trig=D.Pbar_or(14).T0; lossy 1006 disk d6 out off 10.1K trig=D.Pbar_or(14).T0; one loss spike 1007 disk d6 moving off 7.2K trig=D.Pbar_or(30).T0 1008 disk d6 in off 10.0K trig=D.Pbar_or(14).T0 1009 disk d6 in on 0.1K trig=D.Pbar_or(14).T0; postrun ------------------------- 12/13 1027 disk .... out on 5.2K trig=BD.Pbar_or.T0(del=22). **315 GeV** 1028 disk .... out on/off 0.3K? trig=same(del=6);chmbrs 113-120 trip 1029 disk .... out off 0.1K Chamber trips discovered. 1030 disk .... out off 2.6K No MR veto in this and prev runs. 1031 disk .... out off 1.8K "Good" data-but no Mich chmbrs. 1032 disk .... in off/on 0.6K/ 550 evts seps off; 15 sec low bkgnd 0.3K seps on followed by blowup. ------------------------- 1/18 1087 disk d1 out on 6.0K Prerun BD.Pbar_or.T0(del=7) 1088 disk d1 out on/off 3.3K Seps off at end. 1089 disk d1 out off 50.1K trig=same(del=8) 1090 disk d1 moving off 3.7K Scanner's run (del=22) 1091 disk d1 in off 100.8K del = 8 unless otherwise noted. 1092 MIN200 d7 in off 251.3K 1093 MIN201 d3 out off 103.1K 1094 MIN202 d7 in off 84.0K E811 second scrape at end. 1095 disk d1 in off 24.5K Scraping in progress. 1096 MIN203 d7 in off 250.0K 1097 disk d1 out off 11.6K Scanners run; del=22 1098 disk d1 out off 50.1K High voltage run. 1099 MIN204 d3 in off 174.8K MR gate returns at end of run. 1/19 1100 MIN205 d3 in off 110.7K Chmbr trip midrun; operators tuning. 1101 MIN206 d7 in off 109.5K "Lost p spiking early". 1102 disk d1 out off 12.2K Scanner's run (del=22). 1103 disk d1 in off 75.2K 1104 disk d1 out off ~52.0K Burst in alphabet rate at evt#158364 1/19 1106 disk d1 out on 4.9K Scraping run (del=8) 1107 disk d1 in off 46.3K BD.Pbar_or.T0 (del=8) 1108 MIN207 d3 out off 250.1K Del=8 for all runs in this group. 1109 MIN208 d3 in off 250.2K MR off for all runs in this group? 1/20 1110 MIN209 d4 in off 250.0K 1111 MIN210 d4 out off 234.4K Bad TDC unit discovered. 1117 disk d4 out off 3.2K T0 prob until run 1119: 1118 disk d4 in off 24.5K (BD.Pbar_or/Beam Trig = 1/3) 1119 disk d1 in off 13.4K End of store. 1/21 1121 disk d1 out on 19.4K Scraping; std trig(del=22);MR on 1122 disk d1 out off 87.1K T0 problem fixed midrun; TDC probs. 1123 MIN213 d4 out off 37.1K TDC swapped postrun 1124 disk d1 out off 92.0K MR off midrun; Kicker ADC's go in. 1125 MIN214 d3 in off 251.5K Del=8 always unless noted. 1/22 1126 MIN215 d4 in off 50.5K MR still off. 1127 MIN216 d4 in off 28.9K del=6; MR on sometimes near end. 1/22 1128 disk d1 out off 50.7K del=6;T0 probs;some scraping. 1129 MIN217 d4 out off 53.8K del=10; T0 probs persist throughout. 1130 MIN218 d4 in off 50.4K del=10; TDC probs. 1131 MIN219 d4 in off 51.3K del=4; std BD.Pbar_or.T0 always. 1132 MIN220 d4 out off 52.4K del=4. 1133 MIN221 d4 out off 50.7K del=12.MR on for all runs in group. 1134 MIN222 d4 in off 50.0K del=12. 1135 MIN223 d4 in off 50.0K del=2. 1136 MIN224 d4 out off 50.0K del=2. 1137 MIN225 d14 in off 250.0K del=8. 1/23 1138 MIN226 d14 out off 260.6K del=8;ungraceful EOR. 1139 MIN227 d14 in off 153.0K del=8; end of run. ******************************** bj