(meteorobs) Obs: 17/18 May

[pmartsching at mchsi.com]

18 May 2006 03:15 - 06:15 (CDST 17/18 May 2006 1015 pm - 115 am)

Paul Martsching
McFarland Park Observatory 4 miles NE of Ames, Story County, Iowa
Long: 93 deg 34 min W   Lat: 42 deg 05 min N   Elevation: 318 meters
Method: Visual; paper, pencil & talking clock

Antihelion
Sporadics

03:15-04:15; 60 deg F; wind N 8 mph; clear; average limiting magnitude 6.0;
facing E 50 degrees; Total teff 1.0 hour (19 jets/planes)
Time   mag.   type   comment
03:18  +3     Spor
03:31  +3     Spor
03:39  +4     Spor
Antihelion: none
Sporadics: +3(2), +4

04:15-05:15; 56 deg F; wind N 5 mph; clear; average limiting magnitude 6.0;
facing E 50 degrees; Total teff 1.0 hour (6 jets/planes)
Time   mag.   type   comment
04:16  +4     Spor
04:20  -1     ANT    yellow
04:25  +2     Spor
04:35  +2     ANT
04:59  +3     Spor
Antihelion: -1, +2
Sporadics: +2, +3, +4

05:15-06:15; 52 deg F; wind N 2 mph; clear; average limiting magnitude 5.9;
facing E 50 degrees; Total teff 1.0 hour (7 jets/planes)
Time   mag.   type   comment
05:28  +1     Spor
05:31  +1     Spor   orange
05:35  -1     Spor   orange  1 sec train; 4 deg W of Vega > central Ophiuchus
06:13  +2     Spor   brief train
Antihelion: none 
Sporadics: -1,  +1(2), +2

Magnitude distribution:
Antihelion: -1, +2
Sporadics: -1, +1(2), +2(2), +3(3), +4(2)