Jovial Giant

Jupiter August 3, 2010

Sketch and Details by Carlos E. Hernandez

I was able to make another observation of Jupiter under good seeing conditions. I was able to make out a good amount of detail over the globe of Jupiter. I hope that you like it.

Date (U.T.): August 3, 2010
Time (U.T.): 06:40
L1 065.9*, L2 0.58.8*, L3 251.1*
Diameter (Equatorial): 45.8″
Instrument: 9-inch (23-cm) F/13.5 Maksutov-Cassegrain
Magnification: 129x and 310x
Filters: None (IL)
Seeing (1-10): 6-7, Antoniadi (I-V): II
Transparency (1-6): 4

Notes:
South Polar Region (SPR): Appears dark to dusky and mottled (3-4/10). An elongated dark (3/10) condensation is noted within it.
South (SSSTZ): Appears shaded to bright (6-7/10), but no other detail within.
South South South Temperate Belt (SSSTB): Appears thin and dusky (4/10).
(SSTZ): Appears dusky to dull (4-5/10) with shaded to bright (6-7/10) small ovals/rifts within it.
South South Temperate Belt (SSTB): Appears broad and dusky (4/10).
(STZ): Appears shaded to bright (6-7/10) with it’s following portion appearing to widen to the north.
South Temperate Belt (STB): Appears broad and dark to dusky (3-4/10). The following portion of it appears to diverge towards the north. It contains dark (3/10) condensations within it.
South Tropical Zone (STrZ): Appears bright (7/10) with no other detail visible within it.
South Equatorial Belt (SEB): Appears a faint pastel reddish-orange color with dull (5/10) streaks noted within it. The northern border of the SEB appears dull to dusky (4-5/10) and irregular.
Equatorial Zone (EZ): The EZ appears to contain a complex network of bluish-green condensations and streaks (lace-type). Bright (7/10) ovals are noted over the northern portion of the EZ between the prominent bluish-green festoons (3-4/10).
North Equatorial Belt (): Appears dark to dusky (3-4/10) with dark (3/10) condensations noted within it. A large bright (7/10) oval is noted over it’s following as well as smaller ovals along the northern border of the NEB. A bright (7/10) rift is noted to originate over the southern-preceding border of the and curve to continue over it’s midsection towards the following limb. The southern border contains bluish-green festoons (3-4/10) which project into the EZ.
North Tropical Zone (NTrZ): Appears bright (7/10) without any other detail visible within it.
North Temperate Belt (NTB): Appears dark to dusky (3-4/10) and bisected. The southern component appears to contain dark (3/10), elongated condensations.
(NTZ): Appears thin and shaded (6/10).
North North Temperate Belt (NNTB): Appears dusky (4/10) and thin.
(NNNTZ): Appears thin and shaded (6/10).
North North North Temperate Belt (NNNTB): Appears dusky (4/10) and broad.
North (NNNTZ): Appears this and shaded (6/10).
(NPR): Appears dark to dull (3-5/10) with dusky (4/10) mottling noted within.

A digital image produced using Pixelmator.

The best of luck in your own observations of Jupiter.

Carlos E Hernandez