CCD Observing Log of Ritter Observatory | |
Page | of |
Echelle settings: | UT Date: 2004- Nov 08 |
Observer: NDR |
LDS Settings: | ||||
---|---|---|---|---|---|---|---|
X-Disp Tilt: 235.0 | Wavelength: H alpha | Exposure: 20041108.* | Temp.: 22.2 C |
RH (%): 54 |
Grating: 6 | Wavelength: H alpha | Tilt: 3o |
Echelle Tilt: 20.55 | Slit: 275 | Sky Conditions:
some cirrus |
Slit: 200 microns approx. | Focus: 6.25 |
Exp # |
(UT) |
(s) |
Start |
|
|
|
Mag |
(/pix) |
Comments |
---|---|---|---|---|---|---|---|---|---|
01-05 |
23:03 | 0 | - | E | Bias | - | - | 71 | |
06-08 | 23:15 | 2 | - | E | Flat | - | - | 3975 | Exposures 9 & 10 over 5500 ADU- redo |
09-10 |
23:29 |
1 | - | E | Flat | - | - |
3310 | |
11 | 23:50 | 300 | - | E | Th-Ar | - | - | 103 | stadium lights on |
12 | 23:59 | 300 | +0:54 | E | alpha Cyg | A2Iae | 1.25 | 162 | #13 0:07 Th-Ar (103) seeing is not good- redo with longer exposure |
14 | 0:15 |
600 | +1:10 | E | alpha Cyg | A2Iae | 1.25 | 263 |
wind is picking up (Estimate: ~30 mph) =>
closing |
15 | 0:32 | 300 | - | E | Th-Ar | - | - | 104 |
|
16-20 | 0:39 | 0 | - | E | Bias | - | - | 71 |
|
21-25 | 0:54 | 2 |
- | E | Flat | - | - | 4074 |
|