Thursday, February 14, 2008

14 February 2008

Observing LocationChief Dennis L Devlin Park
Observational Period0945-1000 EST
Atmospheric Conditions
Cloud CoverClear
Temperature32°F
Wind15 MPH
gusting to
23 MPH
HumidityModerate
Barometric Pressure30.02" Hg
Rising
Feels LikeCold
Wind Chill 22°F -19°F

TransparencyGood
SeeingII
Instruments Brunton 8x21 compact binocular w/Welco gold shade 14 welder's filter - Charlie
Observing PartyCharlie Ridgway

Target Sunspots
ConstellationCap
CategorySolar
Time
yyyymmdd.hhmm
20080214.0945 EST
Comments
Distance
Light Time
0.987 AU
8m 13s
Angular Size33' 26.7"
Altitude27.1°
Heliographic Latitude
(B0)
-6.78°
Heliographic Longitude
(L0)
99.69°
Parallactic Angle
(P)
-17.05°
Carrington rotation number
(CR)
2066

Nothing Seen

 Groups SpotsR
North0 0 0
South0 0 0
Total0 0 0
R = (Groups * 10) + Spots)
I discovered today that I have had an incorrect heading in my sunspot reports for the past couple of years. P, which I have been calling Position Angle, is really Parallactic Angle. I think it is the same difference but am correcting my templates to reflect the new knowledge.