OFVC Geyser Log for October 1 through October 31, 1999.
Transcribed By Lynn Stephens
Geyser Log abbreviations ie in eruption (wasn't observed at start) d duration I interval h height 3h45m15s "3 hours, 45 minutes, 15 seconds (for instance)" > greater than < less than ns "near start (the top of a steam column is observed still rising--when in doubt, ie is use d)" ini "initial-used for Lion, for instance" MJR major min minor ind indicator-used for Beehive vr "Visitor Report-it can be logged, (a reliable report) but the time might not be accurate" B "bursts as in Grand or Plume, recorded for instance as 3B" of overflow p "pause, time between 1 meter boil and burst from Great Fountain" Grand Eruption Codes: Interval type Dn Grand erupted n Turbans after long interval D0 Grand erupted on long Turban interval N No long Turban interval observed Starting Geyser T Turban G Grand Bursts n n bursts n+m n bursts plus m afterbursts * long 2nd burst (d>1m15s) # long 3rd brust (d>1m15s) C Continue Q Quit ---------------------------------------------------------------------------------------- Time Interval Duration Preplay Height Prediction 10/01/99 Old Faithful 7:52 ie 10/01/99 Old Faithful 9:21 4:18 9:10 10/01/99 Old Faithful 10:41 1:20 4:00 --- 140 10:50 10/01/99 Old Faithful 12:08 1:27 4:21 12:01 140 12:03 10/01/99 Old Faithful 13:52 1:44 4:04 13:26 130 13:38 10/01/99 Old Faithful 15:20 1:28 4:27 15:07 115 15:16 10/01/99 Old Faithful 16:57 1:37 4:19 16:47 115 16:52 10/01/99 Atomizer 16:12 major 10/01/99 Aurum 15:46 10/01/99 Bead 12:18 ie 10/01/99 Bead 12:45 ie 10/01/99 Bead 13:14 10/01/99 Beehive's Indicator 9:13 ie 10/01/99 Box Spring 12:28 10/01/99 Box Spring 13:13 ie 10/01/99 Castle 9:53 d=4m 10/01/99 Castle 16:04 ie 10/01/99 Daisy 8:19 10/01/99 Daisy 10:13 10/01/99 Daisy 15:57 ns 10/01/99 Grand 8:11 T2C 10/01/99 Grand 15:17 G1C 10/01/99 Great Fountain 12:06 p=1 10/01/99 Grotto 8:47 ie 10/01/99 Labial 12:23 10/01/99 Lion 12:34 ie 10/01/99 Lion 13:52 10/01/99 Little Cub 16:36 ie