LtE in CMO #273

From Edward Arnold GRAFTON


. . . . . . . .Subject: Mars Observation May 31th at 10:43 UT

 

Hi Mars Observers

 

Here is an image from May 31th 2003 at 10:43 UT. The sky was a little hazy, transparency 6/10. The seeing was good, 8/10. The temperature was in the mid 70s F with moderate dew present.

 

Image at:

 

http://www.egrafton.com/m5-31-03.jpg

 

BLUE + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .15 seconds, SBIG filter

RED + IR rejection, .15 seconds, SBIG filter

Clear filter, No IR .05 seconds, SBIG filter

(31 May 2003 09:36:43 -0500)

 

. . . . . . . .Subject: Mars Observation June 1st at 10:51 UT

 

Hi Mars Observers

 

Here is an image from June 1st 2003 at 10:51 UT taken from Houston, Texas. The sky was a little hazy, transparency 6/10. The seeing was good, 8/10. The temperature was in the low 70s F with moderate dew present.

 

Image at:

 

http://www.egrafton.com/m6-01-03.jpg

 

BLUE + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .15 seconds, SBIG filter

RED + IR rejection, .15 seconds, SBIG filter

Clear filter, No IR .05 seconds, SBIG filter

(1 June 2003 11:13:40 -0500)

 

. . . . . . . .Subject: Mars Observation June rd at 10:53 UT

 

Hi Mars Observers

 

Here is an image from June 3rd 2003 at 10:53 UT taken from Houston, Texas. The sky transparency was good, 7/10 and seeing was good, 8/10. The temperature was in the mid 70s F with heavy dew present.

 

Image at:

http://www.egrafton.com/m6-03-03.jpg

 

BLUE + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .2 seconds, SBIG filter

RED + IR rejection, .25 seconds, SBIG filter

Clear filter, No IR .04 seconds, SBIG filter

(3 June 2003 14:29:06 -0500)

 

. . . . . . . .Subject: Mars Observation June 9th at 10:17 UT

 

Hi Mars Observers

 

Here is an image from June 9th 2003 at 10:17 UT taken from Houston, Texas. The sky was a little hazy, transparency 7/10. The seeing was good, 7/10. The temperature was in the upper 70s F with moderate dew present.

 

Image at:

 

http://www.egrafton.com/m6-09-03.jpg

 

BLUE + IR rejection, .5 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

RED + IR + rejection, .15 seconds, SBIG filter

Luminance = RED + IR, 600-1000nm, .06 seconds, Edmund filter

(10 June 2003 09:03:54 -0500)

 

. . . . . . . .Subject: Mars Observation June 15th at 10:34 UT

 

Hi Mars Observers

 

Here is an image from June 15th 2003 at 10:34 UT taken from Houston, Texas. The sky transparency was good, 6/10 and seeing was very good, 8/10. The temperature was in the mid 70s F with heavy dew present.

 

Image at:

 

http://www.egrafton.com/m6-15-03.jpg

 

BLUE + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

RED + IR rejection, .5 seconds, SBIG filter

Luminance, RED filter + IR, 600-1000nm .06 seconds, Edmunds filter

(15 June 2003 12:24:43 -0500)

 

. . . . . . . .Subject: Mars Observation June 17th at 09:55 UT

 

Hi Mars Observers

 

Here is an image from June 17th 2003 at 09:55 UT taken from Houston, Texas. The sky transparency was very good, 8/10 and seeing was very good, 8/10. The temperature was in the mid 70s F with heavy dew present.

 

Image at:

 

http://www.egrafton.com/m6-17-03.jpg

 

RED + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

BLUE + IR rejection, .5 seconds, SBIG filter

Luminance, RED filter + IR, 600-1000nm .05 seconds, Edmunds filter

(17 June 2003 09:18:39 -0500)

 

. . . . . . . .Subject: Mars Observation June 18th at 10:18 UT

 

Hi Mars Observers

 

Here is an image from June 18th 2003 at 10:18 UT taken from Houston, Texas. The sky transparency was good good, 7/10 and seeing was very good to excellent, 8-9/10. The temperature was in the mid 70s F with heavy dew present and calm winds.

 

Image at:

 

http://www.egrafton.com/m6-18-03.jpg

 

RED + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

BLUE + IR rejection, .5 seconds, SBIG filter

Luminance, IR only, 700-1000nm .13 seconds, Edmunds filter

(18 June 2003 13:51:31 -0500)

 

. . . . . . . .Subject: Mars Observation June 19th at 10:03 UT

 

Hi Mars Observers

 

Here is an image from June 19th 2003 at 10:03 UT taken from Houston, Texas. The sky transparency was fair, 5/10 and seeing was good, 7/10. The temperature was in the mid 70s F with moderate dew present and calm winds.

 

Image at:

 

http://www.egrafton.com/m6-19-03.jpg

 

RED + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

BLUE + IR rejection, .5 seconds, SBIG filter

Luminance, Red + IR, 600-1000nm .07 seconds, Edmunds filter

(19 June 2003 08:27:44 -0500)

 

. . . . . . . .Subject: Mars Observation June 20th at 10:30 UT

 

Hi Mars Observers

 

Here is an image from June 20th 2003 at 10:30 UT taken from Houston, Texas. The sky transparency was good, 7/10 and seeing was very good to excellent, 9/10. The temperature was in the mid 70s F with moderate dew present and calm winds.

 

Image at:

 

http://www.egrafton.com/m6-20-03.jpg

 

RED + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

BLUE + IR rejection, .5 seconds, SBIG filter

Luminance, IR only, 700-1000nm .14 seconds, Edmunds filter

(20 June 2003 11:42:54 -0500)

 

. . . . . . . .Subject: Mars Observation June 22th at 10:20 UT

 

Hi Mars Observers

 

Here is an image from June 22th 2003 at 10:20 UT taken from Houston, Texas. The sky transparency was fair, 5/10 and seeing was good, 8/10. The temperature was in the mid 70s F with moderate dew present and calm winds.

 

C14 @ f/27, ST5 CCD

 

Image at:

 

http://www.egrafton.com/m6-22-03.jpg

 

RED + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

BLUE + IR rejection, .5 seconds, SBIG filter

Luminance, IR only, 700-1000nm .16 seconds, Edmunds filter

(22 June 2003 09:22:02 -0500)

 

. . . . . . . .Subject: Mars Observation June 23rd at 10:46 UT

 

Hi Mars Observers

 

Here is an image from June 23th 2003 at 10:46 UT taken from Houston, Texas. The sky transparency was good, 7/10 and seeing was good, 7/10. The temperature was in the mid 70s F with moderate dew present and calm winds.

 

C14 @ f/27, ST5 CCD

 

Image at:

 

http://www.egrafton.com/m6-23-03.jpg

 

RED + IR rejection, .15 seconds, SBIG filter

GREEN + IR rejection, .3 seconds, SBIG filter

BLUE + IR rejection, .5 seconds, SBIG filter

Luminance, IR only, 700-1000nm .10 seconds, Edmunds filter

(23 June 2003 08:14:33 -0500)


Ed GRAFTON (Houston, Texas, USA)


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