From: George Zay, Descanso, CA Date: Nov. 22, 1997 METEOR VISUAL OBSERVING FORM SUMMARY REPORT DATE: November 16/17, 1997 BEGIN: 7h49 UT END: 13h24 UT OBSERVER : George J. Zay, IMO code: ZAYGE LOCATION : Long: 114deg, 35' West; Lat: 32deg 50' North Ogilby, Calif. USA; Elevation: OBSERVED SHOWERS: SHOWER RA DEC. Diam. ##### SHOWER RA DEC. DIAM. LEO 153 +22 5 ##### NTA 61 +23 10X5 STA 61 +16 10X5 ##### ----------------------------------------------------------------- ----------------------------------------------------------------- OBSERVING PERIODS: Data was recorded onto a tape recorder. No recording Dead time except 1 minute/hour for camera operations. 0 = None seen; / = shower not watched. PERIOD(UT) FIELD Teff F LM LEO NTA STA Spor ----------------------------------------------------------------- 7h49-8h50 15d+60 1.0 1 5.0 8 2 0 0 8h50-9h51 30d+23 1.0 1 4.87 12 1 1 2 9h51-10h52 150d+62 1.0 1 4.8 15 1 0 1 10h52-11h53 165d+58 1.0 1 4.67 20 1 0 1 11h53-12h54 165d+58 1.0 1 4.6 25 0 0 2 12h54-13h24 165d+58 0.48 1 4.37 12 0 0 1 ----------------------------------------------------------------- ----------------------------------------------------------------- MAGNITUDE DISTRIBUTIONS: SHOWER -9 -8 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 TOTAL LEO 1 1 2 1 3 3 7 6 11 15 31 9 2 92 NTA 1 2 2 5 STA 1 1 SPOR 1 2 3 1 7 MEAN LEO = 0.40 NTA = 1.2 STA = 2.0 Spor= 2.57 Total: 105 ------------------------------------------------------------------ ------------------------------------------------------------------ SKY OBSCURED: 0 Ki X Min = 1 -------- = K'= 0 ------- = F = 1 T min 1 - K' ------------------------------------------------------------------ ------------------------------------------------------------------ DEAD TIME: 6 minutes (Due to camera operations) BREAKS : none Teff : 5.48 hours ------------------------------------------------------------------ ------------------------------------------------------------------ AREA COUNT 7h49 2 6 5.0 8h25 2 6 5.0 8h50 2 6 5.0 9h30 3 7 4.8 9h51 3 7 4.8 10h30 3 7 4.8 10h52 3 7 4.8 11h53 3 7 4.8 11h53 9 7 4.4 12h30 9 7 4.4 12h30 3 7 4.8 12h54 9 7 4.4 12h54 3 7 4.8 13h11 3 6 4.6 13h11 9 7 4.4 13h15 3 5 4.5 13h22 Estimated 3.5(star count less than conver- sion tables) ------------------------------------------------------- MEAN LIMITING MAGNITUDE: 4.72 ------------------------------------------------------- METEOR DATA # TIME MAG SPEED COLOR TRAIN SHWR UT SEC 1 7h49 2 5 white 1/2 LEO 2 7h49 1 2 white NTA 3 8h19 -4 5 Orange 2 LEO 4 8h25 -1 5 white 1 LEO 5 8h25 2 5 white LEO 6 8h25 2 5 white LEO 7 8h33m39s +2 5 white LEO 8 8h37 1 5 white 1 LEO 9 8h39 3 5 white LEO 10 8h49 0 3 orange NTA 11 8h57 1 5 white 1 LEO 12 8h58m03 1 5 red 1 LEO * 13 9h02 2 5 white 2 LEO 14 9h09 1 3 white 2 NTA 15 9h12 1 5 white LEO 16 9h13 2 5 white 1 LEO 17 9h17 3 5 white spor 18 9h22 0 5 white LEO 19 9h22 3 5 white LEO 20 9h24 3 5 white LEO 21 9h25 2 3 white STA 22 9h27 -2 5 orange 2 LEO 23 9h32 2 5 white LEO 24 9h41 2 5 white LEO 25 9h50 1 5 white LEO 26 9h51 1 4 white spor 27 9h54 2 5 white LEO 28 10h00m10s 1 5 white LEO 29 10h06 2 5 white LEO 30 10h13m44s -8 5 white 30s LEO 31 10h18 0 5 white LEO 32 10h18 0 5 white LEO 33 10h19m08 -1 5 white LEO 34 10h19 3 4 white spor 35 10h21 2 5 white 1 LEO 36 10h33 0 5 white LEO 37 10h34 3 5 white LEO 38 10h45 2 5 white LEO 39 10h45 2 3 orange NTA 40 10h46 2 5 white 1 LEO 41 10h49 1 5 white LEO 42 10h51m00s -2 5 white LEO 43 10h52 4 5 white LEO 44 10h55 -2 5 white 1 LEO 45 11h04 -2 5 white LEO 46 11h06 2 5 white LEO 47 11h06 2 3 white NTA 48 11h06 4 5 white LEO 49 11h07 3 5 white LEO 50 11h08 -3 5 white 1 LEO 51 11h16m18s -1 5 white LEO 52 11h18 0 5 white LEO 53 11h18m31s 2 5 white 1/2 LEO 54 11h25 2 5 white LEO 55 11h28m30s -9 5 blue 8 LEO 56 11h31 -3 5 white LEO 57 11h32 0 5 white LEO 58 11h40 2 5 white LEO 59 11h42m09s -2 5 white LEO 60 11h43 2 5 white LEO 61 11h46 2 5 white spor 62 11h48 0 5 white LEO 63 11h50 -1 5 white LEO 64 11h50 2 5 white LEO 65 11h52 2 5 white LEO 66 11h54 1 5 white LEO 67 11h54 1 5 whtie 1 LEO * 68 12h02m51s -6 5 white LEO * 69 12h06 1 5 white LEO 70 12h09 2 5 white LEO 71 12h09 3 5 white spor 72 12h09 2 5 white LEO 73 12h12 -3 5 white LEO 74 12h13m57s -4 5 white 2 LEO 75 12h18 2 5 white LEO 76 12h20 0 5 white LEO 77 12h23 2 5 whtie LEO 78 12h24 1 5 white LEO 79 12h24 -2 5 white LEO 80 12h29 2 5 white LEO 81 12h30 3 5 white LEO 82 12h32 2 5 white LEO 83 12h33 -6 4 white 3 LEO 84 12h38 2 5 white LEO 85 12h40 4 3 white spor 86 12h40 3 5 white LEO 87 12h46 0 5 white LEO 88 12h48 3 5 white LEO 89 12h48 0 5 white LEO 90 12h49 -1 5 white LEO 91 12h53 2 5 white LEO 92 12h53m22s +1 5 white 1 LEO 93 12h57 1 5 white LEO 94 12h58 1 5 white LEO 95 12h59 3 5 white LEO 96 13h00 -1 5 white LEO 97 13h03 -4 5 white LEO 98 13h05 -5 5 white 3 LEO 99 13h08 2 2 white spor 100 13h09 -2 5 white LEO 101 13h12 2 5 white LEO 102 13h16 2 5 white LEO 103 13h18 2 5 white LEO 104 13h18 1 5 white LEO 105 13h20 0 5 white LEO ### 13h24 ######### STOP ################ ------------------------------------------------------- VELOCITY SCALE: 0 = STATIONARY 1 = VERY SLOW 2 = SLOW 3 = MEDIUM 4 = FAST 5 = VERY FAST ------------------------------------------------------- LEONIDS IN 15 MINUTE INCREMENTS(1 min/hour shows camera operation Dead Time). Periods in U.T. # LEONIDS 7h49-8h04 = 1 8h04-8h19 = 1 8h19-8h34 = 4 8h34-8h49 = 2 8h49-9h05 = 3 9h05-9h20 = 2 9h20-9h35 = 5 9h35-9h50 = 2 9h50-10h06 = 3 10h06-10h21 = 5 10h21-10h36 = 2 10h36-10h51 = 4 10h51-11h07 = 6 11h07-11h22 = 5 11h22-11h37 = 4 11h37-11h52 = 7 11h52-12h08 = 5 12h08-12h23 = 7 12h23-12h38 = 7 12h38-12h53 = 7 12h53-13h09 = 7 13h09-13h24 = 5 ------------------------------------------------------ Meteors # 12, 67 and 68 were photographed. Meteor #68 was with a guided camera.