Earthshine blog

"Earthshine blog"

A blog about a telescopic system at the Mauna Loa Observatory on Hawaii to determine terrestrial albedo by earthshine observations. Feasible thanks to sheer determination.

Diffuser test

Bias and Flat fields Posted by peter.thejll Nov 12, 2011 13:08

See this entry for a test of the Diffuser

http://iloapp.thejll.com/blog/earthshine?Home&post=83

Comments(0) https://earthshine.thejll.com/?p=352
Share

Choose site to share content on

Facebook LinkedIn

Pinterest Twitter

Choose site to share content on
Facebook	LinkedIn
Pinterest	Twitter

Leave a Reply Cancel reply

You must be logged in to post a comment.

Recently Published

Bachelor's Thesis based on the Andreas Mogensen Moon images
Jun 28, 2024 12:46
ISS experiment
Aug 22, 2023 17:29
Aug 22, 2023 17:29
Entangled States blog, about the ISS earthshine experiment
Aug 22, 2023 16:51
Feb 06, 2022 20:00
Lunar altimetry dataset
Nov 26, 2021 19:44
What next, for Earthshine observations?
Jul 21, 2021 10:53
2015 total lunar eclipse analysed
Oct 10, 2015 10:21
Trial animation
Aug 16, 2015 10:29
Some thoughts on the DSCOVR Moon/Earth picture
Aug 07, 2015 11:34
Effect of flatfields
Jun 05, 2015 12:10
Two-way smear from overexposure
Apr 27, 2015 10:41
Extinction two ways
Jan 13, 2015 15:34
Earthshine on Moon seen from the ISS
Dec 11, 2014 09:45
Internal variability
Sep 22, 2014 10:31
MM ears, revisited
Sep 10, 2014 09:30
Mickey Mouse ears.
Sep 08, 2014 11:30
Reflectances
Aug 30, 2014 11:43
Saturn is brighter than Earthshine
Aug 11, 2014 10:29
Solar halo profile Aug 1 2014
Aug 01, 2014 13:36
Pedestal is strange
May 23, 2014 14:37
Bulk extinction coefficients
May 23, 2014 13:12
Large halo
May 17, 2014 12:23
Weather conditions
May 16, 2014 09:50
Observed minus Model
Apr 25, 2014 20:26
101 albedo determinations
Apr 24, 2014 09:43
Drifting ... clear sky
Apr 23, 2014 09:26
Non-Poissonianity
Apr 21, 2014 09:58
Experiments in fitting
Apr 20, 2014 09:00
Two experiments
Apr 18, 2014 15:41
Status of model-fitting
Apr 17, 2014 11:12
Error Budget revisited
Apr 12, 2014 17:03
More statistics about fitting methods
Apr 06, 2014 12:49
Fit variability from a single image
Apr 03, 2014 08:18
Fit improvements
Apr 01, 2014 11:34
PSF estimated from Markab compared to Dragonfly paper's
Mar 15, 2014 09:21
Our own PSF re-fitted
Mar 14, 2014 17:49
Dragonfly-eye paper
Mar 14, 2014 10:37
JD2456717
Feb 28, 2014 14:07
JD2456715
Feb 26, 2014 14:02
What colour is the Earth, then?
Feb 13, 2014 19:16
Albedo 2 ways
Feb 12, 2014 09:34
B-V and cloudiness variations
Feb 09, 2014 20:20
Brighter-Fatter effect
Feb 09, 2014 13:33
Shutter/FW failure - 2456693.2
Feb 04, 2014 16:31
New superbias
Feb 03, 2014 12:47
More progress ... and yet ...
Jan 23, 2014 11:24
Scripts running
Jan 21, 2014 12:40
Hoijemakers
Jan 21, 2014 08:43
Press mentions
Jan 19, 2014 14:01
More on Stam Earth model spectra
Jan 18, 2014 10:33
CCD is back
Jan 17, 2014 16:25
Colour model of Earth
Jan 16, 2014 15:21
... and Dutch Radio!
Jan 15, 2014 15:36
DMI news item
Jan 14, 2014 16:34
In The Guardian online version
Jan 11, 2014 08:20
Status JD2456645
Dec 18, 2013 10:30
AERONET data vs our PSF profiles
Dec 14, 2013 16:12
More small steps
Dec 05, 2013 14:17
Small steps ...
Dec 04, 2013 16:21
Should Clementine be scaled to Wildey?
Nov 04, 2013 13:13
Diffuse reflectance imaging
Oct 17, 2013 14:27
Phase-dependent albedo
Oct 08, 2013 14:27
OBD revisited
Oct 07, 2013 14:22
Earthshine phase angle returns
Oct 05, 2013 15:39
'Blind Deconvolution' of a 100-stack
Oct 04, 2013 12:48
EMCCD characteristics
Oct 02, 2013 20:14
Earthshine phase angle
Sep 30, 2013 06:02
Surface brightness of Earthshine
Sep 26, 2013 08:56
How bad is the Drag?
Sep 22, 2013 11:04
Is image-shifting means-conserving?
Sep 22, 2013 09:02
Lower limit on noise levels
Sep 19, 2013 16:21
NCEP cloud data and B-V variations
Sep 18, 2013 15:21
Use Moon in EO satellite images
Sep 14, 2013 16:43
Full moon B-V colour
Sep 14, 2013 09:17
What did Allen mean?
Sep 13, 2013 19:47
Nice list of filter properties
Sep 10, 2013 07:50
Brigthness at the limb
Sep 05, 2013 12:48
Minnaert symmetries
Sep 04, 2013 13:48
FFT deconvolution of images
Aug 30, 2013 15:06
Moon halo in R, G and B
Aug 28, 2013 14:42
Colour woes
Aug 19, 2013 12:57
Requested vs acquired exposure times
Aug 18, 2013 08:22
Some small insights
Aug 15, 2013 16:46
Estimates of earthlight B-V color.
Aug 11, 2013 11:13
Aurora works.
Aug 08, 2013 09:36
Earth on JD 2455945
Aug 07, 2013 13:38
LabView code
Aug 02, 2013 12:29
Core vs. Wing
Jul 24, 2013 23:56
Putting the Force to the Test
Jul 19, 2013 12:19
B minus V albedos
Jul 16, 2013 13:01
Force method vs Edge Fitting method: The Fight
Jul 16, 2013 09:28
Repeated Force method
Jul 14, 2013 09:44
Using the Force
Jul 11, 2013 15:47
Wrong time stamp
Jul 05, 2013 15:44
Brightness of daylight sky
Jul 04, 2013 12:03
Meteorological conditions and Good Seeing
Jul 04, 2013 09:06
More Moon and Earthshine colours
Jul 03, 2013 10:29
Colour of sky at night
Jul 02, 2013 15:18
Fast trends in bias?
Jun 17, 2013 09:03
Reach of halo
Jun 14, 2013 10:02
Is there Life?
Jun 12, 2013 19:30
Aberdeen
Jun 12, 2013 19:23
Need to flatten?
Jun 10, 2013 13:01
B-V images, revisited
Jun 06, 2013 14:20
Data inventory - non-lunar images
Jun 06, 2013 10:23
Images of telescope
May 23, 2013 10:47
Inventory of boxes
May 23, 2013 09:30
Reviving the system
May 23, 2013 08:34
Ghost and Dragging
May 21, 2013 07:58
New blog!
May 20, 2013 12:39
Expected albedo variability
May 06, 2013 15:42
Is Earth Lambertian?
May 06, 2013 09:17
How variable is Nature?
May 05, 2013 14:31
Presentation November 2012
May 05, 2013 05:36
Presentation May 3 2013
May 03, 2013 12:31
B-V images
Apr 29, 2013 10:29
Updated 'best list'
Apr 24, 2013 10:34
Is RON stationary?
Apr 17, 2013 16:52
PSF profiles from the NGC6633 images
Apr 07, 2013 09:38
V-VE1 colour map
Apr 07, 2013 03:59
Profiles of Arcturus in different bands
Apr 07, 2013 00:53
PSF in V and B
Apr 06, 2013 01:22
For the poster at EGU: comparing methods' results
Mar 29, 2013 15:21
B-V of the Moon vs. phase
Mar 23, 2013 18:24
List of possible student projects
Mar 22, 2013 09:51
Understanding the linear slopes
Mar 22, 2013 09:30
The halo, seen in B-V
Mar 21, 2013 10:49
And now, V - V images
Mar 20, 2013 15:13
B - V images of the Moon
Mar 20, 2013 11:09
The Blue Marble
Mar 18, 2013 15:47
Further adventures of VE2
Mar 12, 2013 16:11
VE2 Gets Stranger
Mar 11, 2013 09:53
The VE2 Mystery
Mar 08, 2013 21:25
Evaluation of fit improvements
Feb 28, 2013 10:08
Effect of Wildey vs. Clementine
Feb 25, 2013 08:49
Smallest halo
Feb 23, 2013 06:53
Meteor caught in the act!
Feb 21, 2013 09:17
6 nights
Feb 17, 2013 08:21
VOM plots and ideal models
Feb 12, 2013 11:41
Effect of alignment, II
Feb 10, 2013 13:01
indiserver
Feb 09, 2013 15:19
Noise model
Feb 08, 2013 12:37
Effect of image alignment on result quality
Feb 07, 2013 10:42
Stability of imaging in rapid sequence
Feb 06, 2013 23:10
PSF with two parameters: Better?
Jan 26, 2013 17:29
A Bold Proposal!
Jan 26, 2013 10:45
More on SKEs
Jan 26, 2013 10:06
Some results
Jan 25, 2013 16:02
Best of the data - revisited
Jan 23, 2013 15:24
Effect of SKE on halo
Jan 22, 2013 13:39
Natural variability in albedo
Jan 22, 2013 09:09
Satellite images
Jan 21, 2013 09:35
Wildey digital lunar atlas
Dec 31, 2012 09:26
Laplacian method applied to all good observations
Dec 30, 2012 22:41
More CPU/GPU tests
Dec 30, 2012 00:07
Laplacian revisited: A Brain-Wave
Dec 27, 2012 09:52
A whiff of success
Dec 19, 2012 14:07
Are the PSF alfas correlated?
Dec 19, 2012 08:50
What colour is the earthshine?
Dec 17, 2012 14:19
Case study in B-V: JD2456034
Dec 17, 2012 11:34
More colour maps
Dec 14, 2012 06:22
Best of the data -- averaged frames with 100 good slices
Dec 14, 2012 05:58
B-V for JD2456034 - updated
Dec 13, 2012 10:06
More colour mapping
Dec 13, 2012 04:42
Lunar colour map
Dec 12, 2012 06:00
More on Laplacian method
Dec 10, 2012 16:31
Laplacian method
Dec 10, 2012 11:29
Bad image structures
Dec 04, 2012 16:23
Effect of disc position on halo removal
Nov 30, 2012 14:43
More Structure ...
Nov 30, 2012 08:45
Structure in unwanted places
Nov 27, 2012 15:25
Scaled Bias
Nov 23, 2012 09:06
The best of data, the worst of data ..
Nov 22, 2012 10:28
Identifying the best of the data
Nov 21, 2012 23:35
Where does the earthshine come from
Nov 05, 2012 13:14
Summarizing
Nov 04, 2012 13:29
Observatory Choice Returns
Oct 23, 2012 08:38
Observatory choice
Oct 19, 2012 10:58
The Daily Progression
Sep 28, 2012 15:25
Lunar phase and azimuth
Sep 27, 2012 12:49
A look at some first results: B and V
Sep 27, 2012 11:38
How alfa relates to extinction
Sep 26, 2012 16:17
What the JPL model for the moon's apparent magnitude gives us
Sep 24, 2012 12:09
Effect of reflectance model
Sep 20, 2012 11:41
Brightness of opposite sides of the Moon
Sep 19, 2012 11:10
Albedo maps compared
Sep 19, 2012 09:59
Removing scattered light - 3 methods compared
Sep 18, 2012 10:34
Comparing lunar albedo maps
Sep 14, 2012 14:35
Removing scattered light - 2 methods compared
Sep 13, 2012 11:05
Lunar apparent magnitude with phase
Sep 11, 2012 05:22
PSF alfa estimated via EFM method
Sep 07, 2012 09:12
CCD camera rotation
Sep 05, 2012 09:09
BBSO method results
Sep 03, 2012 15:26
Method considerations
Sep 01, 2012 18:15
First results
Aug 31, 2012 14:00
Linear and Log BBSO methods
Aug 30, 2012 12:50
Differential refraction
Aug 29, 2012 15:16
Driving on the Moon
Aug 29, 2012 14:14
Fluxes vs phases
Aug 27, 2012 16:22
Synodic period of Moon
Aug 27, 2012 11:36
Reinstalling the SDK
Aug 25, 2012 20:50
Repeatability of finding center and radius of the lunar disc.
Aug 21, 2012 12:33
Effect of registration errors on measuring the flux in a darkside patch
Aug 21, 2012 11:53
CCD alive after all?
Aug 13, 2012 15:06
Power problems
Jul 10, 2012 10:50
Refining understanding of fluxes
Jul 09, 2012 15:23
Data summary, July 2012
Jul 07, 2012 19:24
Filter Wheel and/or Shutter annoy, again.
Jul 03, 2012 09:37
JD2456109 - weather log
Jul 01, 2012 12:06
Instrumental zero points
Jul 01, 2012 03:47
Bad focus
Jun 30, 2012 08:37
JD2456105
Jun 27, 2012 13:15
JD2456102
Jun 24, 2012 13:52
Met data
Jun 21, 2012 21:42
JD2456095 - weather log
Jun 16, 2012 15:59
Looking at raw data
Jun 15, 2012 11:22
JD2456093 - weather log
Jun 14, 2012 16:11
JD2456092 - weather log
Jun 13, 2012 15:25
JD2456090 - weather log
Jun 12, 2012 14:18
JD2456090 - weather log
Jun 11, 2012 15:14
Pressure sensor
Jun 07, 2012 17:53
Cloud Sensor
Jun 02, 2012 18:57
Good Questions
Jun 01, 2012 08:20
Data status May 2012
May 30, 2012 14:05
JD2456076
May 29, 2012 08:41
JD2456075 - weather log
May 28, 2012 08:11
JD2456074 - weather log
May 27, 2012 07:27
JD2456073
May 26, 2012 09:45
JD2456072 - weather log
May 25, 2012 08:10
JDS2456071 - weather log
May 25, 2012 08:09
Focus (4)
May 24, 2012 13:21
Focus (3)
May 23, 2012 17:28
Focus (2)
May 23, 2012 13:34
JD2456070 - weather log
May 23, 2012 10:57
Focus
May 23, 2012 08:29
JD2456069 - weather log
May 22, 2012 08:23
CCD linearity (2)
May 18, 2012 11:42
CCD linearity
May 16, 2012 14:07
JD2456063/4
May 16, 2012 09:41
EFM software rewritten to Fortran.
May 15, 2012 10:33
JD2456062/3 - weather log
May 15, 2012 10:31
JD2456061/2 - weather log
May 14, 2012 12:49
JD2456060 - weather log
May 13, 2012 10:34
Drift alignment
May 02, 2012 15:01
JD2456046 - weather log
Apr 29, 2012 08:04
JD2456045 - weather log
Apr 28, 2012 08:24
ES as fraction of Moonshine
Apr 19, 2012 11:46
Wishes
Apr 18, 2012 10:31
4 FFs using the ND filters
Apr 18, 2012 10:27
JD2456035 - log entry
Apr 17, 2012 15:32
JD2456003 - instrumental alfa determined
Apr 17, 2012 09:28
JD2456034 log entry
Apr 16, 2012 15:56
New method to calculate bias and FF
Apr 15, 2012 10:43
How to find a comet
Apr 12, 2012 10:34
Three lunar reflectances
Apr 12, 2012 09:29
Results
Mar 30, 2012 11:03
Cable near setting Moon
Mar 29, 2012 09:59
Results for 2456003
Mar 27, 2012 15:08
Comparing EFM and FFM results
Mar 27, 2012 11:03
Halo size vs. alfa
Mar 25, 2012 18:34
Results from 7 nights, EFM method
Mar 23, 2012 15:20
Moon movie with halo
Mar 23, 2012 04:34
Moonrise
Mar 21, 2012 13:55
JD2456006
Mar 19, 2012 17:12
Data inventory March 2012
Mar 19, 2012 13:43
Term Independence in Error Budget
Mar 18, 2012 09:28
PSF smooths
Mar 17, 2012 08:09
Stdev and bias in EFM
Mar 16, 2012 15:35
Error on albedo vs. error on DS
Mar 13, 2012 12:38
Error on determination of linearly changing albedo
Mar 11, 2012 12:41
Albedo variations in CERES data
Mar 09, 2012 10:25
JD2455996
Mar 09, 2012 10:05
measuring linearly changing albedo
Mar 09, 2012 05:41
comparison of alignment procedures
Mar 08, 2012 18:30
Wild Slew is back!
Mar 07, 2012 08:21
Can it be done, we ask!
Mar 06, 2012 14:36
Arithmetic solution for albedo
Mar 05, 2012 15:37
JD2455991
Mar 04, 2012 09:29
JD2455990
Mar 03, 2012 17:04
JD2455988
Mar 02, 2012 08:15
SVD on images
Mar 01, 2012 10:41
JD2455987
Mar 01, 2012 08:12
JD2455983
Feb 26, 2012 10:42
JD2455982
Feb 25, 2012 13:14
Bunch of papers on earthshine
Feb 06, 2012 10:49
FFM Revised
Feb 04, 2012 20:48
FFM scores even Higher
Feb 03, 2012 08:40
FFM scores High
Feb 02, 2012 13:49
A success
Feb 01, 2012 17:05
If only!
Jan 29, 2012 11:38
More analysis of scattered light
Jan 29, 2012 01:48
The Test Returns
Jan 28, 2012 17:38
The Testing of Methods
Jan 26, 2012 08:07
JD2455949
Jan 22, 2012 17:21
Conservation of flux
Jan 22, 2012 13:37
Effect of a PSF on the lunar disc
Jan 22, 2012 13:17
Testing stability of Poisson-noise 'addition'
Jan 22, 2012 11:11
JD2455944
Jan 18, 2012 11:38
Moon halo
Jan 15, 2012 14:32
Ellipticity
Jan 15, 2012 14:28
JD2455940
Jan 13, 2012 17:37
Target drift
Jan 13, 2012 17:35
JD2455938
Jan 12, 2012 11:38
Scattered light from Moon measured at MLO
Jan 11, 2012 09:36
Coordinates of bad pixels
Jan 08, 2012 12:24
2455933
Jan 07, 2012 10:31
Bad Pixels
Jan 06, 2012 21:59
2455924: results from a good night
Jan 03, 2012 15:42
MOON table for 2012
Jan 01, 2012 10:39
New category
Jan 01, 2012 10:34
Data inventory as of end of 2011
Dec 31, 2011 12:14
Link to Torben's images from MLO
Dec 30, 2011 20:50
Improved periodic bias plot
Dec 30, 2011 20:21
The Earthshine Telescope at MLO
Dec 30, 2011 19:22
Wind histogram for MLO
Dec 30, 2011 19:19
Local map of MLO
Dec 30, 2011 19:15
MLO on a map of Hawaii
Dec 30, 2011 19:11
Image of our shed at MLO
Dec 30, 2011 19:08
Telescope spectral report
Dec 30, 2011 09:38
Laser versus LED
Dec 30, 2011 04:16
Lamps on the Antenna
Dec 29, 2011 15:19
Laser PSF in Canon 35 mm
Dec 29, 2011 12:54
JD2455924
Dec 29, 2011 09:23
Knife edge due to a house
Dec 28, 2011 14:48
JD2455923
Dec 28, 2011 05:47
Colour filters
Dec 27, 2011 14:52
M41 and photometric calibration of filters
Dec 27, 2011 03:50
One Clear Night Returns
Dec 25, 2011 10:24
One Clear Night
Dec 23, 2011 22:36
ND0.9 filters do nothing
Dec 21, 2011 20:43
When fog falls yea verily upon the mountain
Dec 21, 2011 15:26
Noise model - Poisson versus Gaussian noise estimator
Dec 14, 2011 14:14
MLORWP
Dec 14, 2011 11:32
Wild Slew bug found?
Dec 13, 2011 15:48
BBSO compared 4 ways
Dec 13, 2011 13:25
JD2455905
Dec 12, 2011 11:49
S/N image
Dec 07, 2011 16:20
Working method for albedo measurement
Dec 05, 2011 01:17
New analysis method
Dec 03, 2011 10:36
The Bias acts up
Dec 02, 2011 16:30
Simple Errorbudget Co-add
Dec 01, 2011 16:06
The Three Dark Sides
Nov 30, 2011 17:35
5 Filters, One Night returns
Nov 24, 2011 11:26
5 Filters, One Night
Nov 22, 2011 16:28
No significant dark current
Nov 20, 2011 14:05
JD2455886
Nov 20, 2011 13:53
Testing BBSO method
Nov 18, 2011 16:50
JD2455883 darks
Nov 18, 2011 16:02
Photos from MLO
Nov 18, 2011 15:08
Temperature near the shutters
Nov 18, 2011 11:23
Wet
Nov 18, 2011 11:06
Upgraded software
Nov 17, 2011 02:16
Square aperture for CCD
Nov 15, 2011 17:49
Historic material on Earthshine
Nov 15, 2011 17:33
Diffuser test
Nov 12, 2011 13:08
JD2455877
Nov 12, 2011 10:19
Asteroid
Nov 09, 2011 12:59
Rainbow Angle
Nov 06, 2011 14:53
Questions
Nov 06, 2011 09:48
Color separation
Nov 03, 2011 08:43
Flatfield errors
Nov 02, 2011 18:11
BBSO code
Nov 02, 2011 16:31
Refraction on JD2455729
Nov 01, 2011 10:51
Photon noise in Canon camera
Nov 01, 2011 04:19
Photos from the site
Oct 31, 2011 15:12
JD2455865
Oct 31, 2011 06:12
Sunglint software
Oct 30, 2011 15:59
Noise model
Oct 30, 2011 11:38
JD2455864
Oct 30, 2011 06:43
Comparison of flats within a single twilight session
Oct 28, 2011 18:37
Fit the ES directly?
Oct 28, 2011 13:16
Hohlraum lamp flat fields
Oct 26, 2011 16:33
Sunglint Map
Oct 26, 2011 15:35
Color of Earthshine
Oct 25, 2011 20:32
HD2455859
Oct 24, 2011 17:04
The Sunglint
Oct 24, 2011 13:47
Living Planet site
Oct 24, 2011 12:02
JD2455858
Oct 23, 2011 17:39
JD2455857
Oct 22, 2011 17:01
JD2455856
Oct 22, 2011 10:37
Working Scripts
Oct 21, 2011 21:56
JD2455856
Oct 21, 2011 16:11
GPU- versus CPU-based modeling of scattered light
Oct 21, 2011 02:53
JD2455854
Oct 20, 2011 18:24
PSF of Vega obtained by Tom Stone
Oct 20, 2011 03:10
PSF Profile for Altair
Oct 20, 2011 03:02
Light far from Moon in Canon 35 mm camera
Oct 20, 2011 02:58
MOVEMOONTOREF
Oct 19, 2011 14:13
Weird saturation pattern
Oct 19, 2011 14:09
JD2455853
Oct 19, 2011 14:00
Dome Azimuth
Oct 19, 2011 12:32
The 10 ms limit
Oct 19, 2011 10:03
The Spur
Oct 18, 2011 22:21
Cusp Angle and the Offset
Oct 16, 2011 12:57
Dome Home and the Extra Circuits
Oct 16, 2011 08:09
JD2455849
Oct 14, 2011 18:37
Shutter dissapointment - part II: The Rubbing It In
Oct 13, 2011 17:30
Another problem
Oct 13, 2011 17:19
Calculated flat field
Oct 13, 2011 16:02
Altair and Menkab - the psfs
Oct 12, 2011 12:12
Altair shines again!
Oct 12, 2011 10:01
PSF of Menkab in 5 bands
Oct 09, 2011 05:38
Periodic bias level
Oct 07, 2011 11:50
MEDIAN ADJUST
Oct 04, 2011 20:18
JD2455838
Oct 04, 2011 19:51
PSF in a Canon 35 mm camera
Oct 04, 2011 14:45
Papers we may need for reference
Oct 04, 2011 11:36
Diffraction-limited optics
Oct 03, 2011 14:03
FW stuck
Oct 03, 2011 13:02
What the Skycam saw
Oct 03, 2011 08:29
JD2455836
Oct 02, 2011 08:56
Altair maps the stellar psf!
Oct 02, 2011 08:23
Timings
Oct 01, 2011 08:06
JD2455835
Oct 01, 2011 07:44
Dome and telescope pointing
Oct 01, 2011 07:21
Comparison of brute force and FFT methods for computing scattered light
Oct 01, 2011 02:11
JD2455834
Sep 30, 2011 13:57
Front Iris not affecting throughput?
Sep 30, 2011 13:05
Night with strong halos
Sep 29, 2011 13:46
Astigmatism
Sep 29, 2011 03:30
Shutter timing stability from full moon observations
Sep 29, 2011 03:19
Lessons learned.
Sep 28, 2011 20:42
Flat fields
Sep 28, 2011 20:41
JD2455831
Sep 28, 2011 19:17
Summary of data analysis methods
Sep 25, 2011 09:14
Two Jupiter PSFs compared
Sep 25, 2011 09:09
tau Tauri Occultation July 26 2011
Sep 24, 2011 17:05
shutter field experience
Sep 24, 2011 16:58
JD2455827
Sep 24, 2011 16:55
Poisson nature of detectors
Oct 24, 2009 19:29
Optical Density
Sep 14, 2009 18:59
Cloud Monitor
Mar 22, 2009 08:33
Uniblitz shutters
May 05, 2008 19:11
Linearity of CCD/CMOS detectors
Mar 22, 2008 07:31
Scattered light analysis
Mar 18, 2008 10:34
Canon parts catalogue
Mar 18, 2008 10:28
Error budget version 1
Mar 17, 2008 17:14
Canon 350D shutter accuracy
Mar 15, 2008 20:10

Earthshine blog

"Earthshine blog"

Diffuser test

Leave a Reply Cancel reply

Categories

Recently Published