LtE in CMO #283

From Donald C PARKER



. . . . . . .Date: Mon, 17 Nov 2003 21:34:09 +0000

Subject: Mars Images

 

Hi All,

I have attached some Mars images from 14 Nov.

Best,

MARS IMAGES 13-14 November, 2003

 

D.C. Parker, Coral Gables, FL. 16-in (41cm) Newtonian

ST9XE CCD Camera Eyepiece Projection @ f/59

Integration Times: RRGB Images

RED (RG610 Red Filter, 610-1100nm: NO IR Rejection) 0.16-0.19s 2-4 images

GREEN (CFW8C, 531nm central; BWHM 86nm) 0.70s 4-5 images

BLUE (CFW8C, 450nm central, BWHM 116nm) 2.70s 4-7 images

Images bias,flat and dark corrected.

 

Seeing poor (2-3 Pickering). Post cold front. Transparency = 4m, haze.

Wind steady N 5-16 kts. Altitude = 54-56 degrees. No dew.

 

Floor of Hellas clear: Zea Lacus, Alpheus, and Peneus visible. PM clouds over Hellas, Libya, and Aeria.

Large localized cloud over Noachis. NP Hood visible but not especially bright.

 

. . . . . . Date: Tue, 18 Nov 2003 18:33:45 +0000

Subject: Mars Images

 

Hi All,

I have attached some Mars images from 17-18 November. Looks normal for the season.

Best,

MARS IMAGES 17-18 November, 2003

 

D.C. Parker, Coral Gables, FL. 16-in (41cm) Newtonian

ST9XE CCD Camera Eyepiece Projection @ f/55

Integration Times: RRGB Images

RED (RG610 Red Filter, 610-1100nm: NO IR Rejection) 0.15-0.16s 2-4 images

GREEN (CFW8C, 531nm central; BWHM 86nm) 0.60s 4 images

BLUE (CFW8C, 450nm central, BWHM 116nm) 2.20s 3-6 images

Images bias,flat and dark corrected.

 

Seeing good (7-8 Pickering) but very high winds (NE, 8-20 kts). Transparency = 4m .

Altitude = 54-57 degrees. No dew.

 

Much detail on the floor of Hellas: Zea Lacus, Peneus, and Alpheus prominent.

PM limb brightening and NP Hood bright but otherwise little cloud activity.

 

. . . . . . Date: Mon, 24 Nov 2003 21:36:50 +0000

Subject: Mars Images

 

Hi All,

I have attached some Mars images from 22 November.

Best,

MARS IMAGES 21-22 November, 2003

 

D.C. Parker, Coral Gables, FL. 16-in (41cm) Newtonian

ST9XE CCD Camera Eyepiece Projection @ f/55

Integration Times: RRGB Images

RED (RG610 Red Filter, 610-1100nm: NO IR Rejection) 0.14-0.15s 2-3 images

GREEN (CFW8C, 531nm central; BWHM 86nm) 0.55s 4 images

BLUE (CFW8C, 450nm central, BWHM 116nm) 2.20s 6-7 images

Images bias,flat and dark corrected.

 

Seeing good (7 Pickering) but high winds (NE, 4-11 kts). Transparency = 4.5m .

Altitude = 57-58 degrees. No dew.

 

NP Hood bright and large both visually and on CCD images.

Light terminator haze. Cerberus-Trivium remains weak.

 


Don PARKER (Miami, FL, USA)

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