Chances are, when we meet intelligent life forms in outer space, they're going to be descended from predators.
/ Michio Kaku /



In memoriam Halton C. Arp (1927-2013).


My astronomy sketches. Hover mouse over image for the inverted look. For fainter objects, take a look at the black-on-white original, sometimes it reveals more details.


Need advice? Want to discuss an observation? Feel free to contact me at flovro gmail*com.

ÚJ! Amennyiben elérhető, a ikonra kattintva magyarul is olvashatod az észlelést.


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STF 2730 (Binary star)
Also known as: Struve 2730
Right ascension: 20h 52m Declination: 6° 26'
Constellation: Delphinus
Date/time: 2011.08.26 23:00 UT
Equipment: 12" f/5 Newtonian
FoV: 9' Magnification and filter(s): 375x
Seeing: 3/10 Transparency: 4/5
SQM: 21.24 m/as2 Temperature: 20°C
Location: Nádasdladány, Hungary
Observer: Ferenc Lovró
Description:

Nice, almost equally bright standard pair. Both is white with the main component having a light touch of yellow. Separation: 3.2", PA: 345°. A: 8.5m, B: 8.6m.
Hi-resolution image: [ reversed sketch | original sketch ]
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