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Marswatch

1998-1999 Apparition

Linking Amateur and Professional Mars Observing Communities.

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Images - 1998 December
    (All times U. T. - Images not to scale.)



01-18

No images.


19

1998 Dec 19 MarsDonald C. Parker, Coral Gables, Florida
Lynxx PC camera 16-in (41cm) Meade SCT, Eyepiece Projection @ f/55.5

Integration Times:
   Blue (BG12 + IR Rejection) 25.00s
   Green (VG9 + IR Rejection)   6.50s
   Red (RG610 + IR Rejection)  0.70s
Images flat and dark corrected.
Seeing fair to poor (4-5). Transparency variable with intermittent clouds
( 3.0-4.5m); High ENE wind 3-15 kts. No dew.


20-22

No images.


23

1998 Dec 23 MarsDonald C. Parker, Coral Gables, Florida
Lynxx PC camera 16-in (41cm) F/6 NEWTONIAN, Eyepiece Projection @ f/55.2

Integration Times:
   Blue (BG12 + IR Rejection) 20.00s
   Green (VG9 + IR Rejection)   6.25s
   Red (RG610 + IR Rejection)  0.63s
Images flat and dark corrected.
Seeing GOOD (8). Transparency 4.5-5.0m); High ENE wind 3-13 kts. No dew.

Note clouds over Chryse, Moab.


24


25

1998 Dec 25 MarsDonald C. Parker, Coral Gables, Florida
Lynxx PC camera 16-in (41cm) F/6 NEWTONIAN, Eyepiece Projection @ f/55.2

Integration Times:
   Blue (BG12 + IR Rejection) 20.00s
   Green (VG9 + IR Rejection)   6.25s
   Red (RG610 + IR Rejection)  0.60s
Images flat and dark corrected.
Seeing GOOD (8-9). Transparency 4.5-5.0m); No wind. Heavy dew.
Note clouds over Chryse, Moab, and Aeria -- ?ECB??.


26-31

No images.



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This page is maintained by David Knighton for the International MarsWatch. The 1998-1999 MarsWatch site it hosted by the Astronomical League as a service to the astronomical community. Comments, corrections, and suggestions can be addressed to webmaster@astroleague.org. This page last updated January 27, 1999.