Light scattering in the Earth’s atmosphere part 1 – scattering and related phenomena

Light diffraction on clouds

1. INTRODUCTION My deep interest in the light scattering in Earth’s atmosphere arose out of my observations of the behavior of the Earth’s atmosphere, especially around sunrise, sunset (golden hour, blue hour, twilight), and during eclipses. I like to observe the weather phenomena and atmosphere response to environmental phenomena both live and remotely. Due to … Read more

Watching the sky with Cambridge Astronomy Association

Cambridge Astronomy Association, University of Cambridge

Previously I described my involvement in the Krosno Branch of the Polish Association of Amateur Astronomers. Today I would like to carry on the subject of the associations of amateur astronomers arising about a different organization. I will not bring you the history and main contribution of the association, as I did before. Everything you … Read more

The quickest way to dehaze your photo for long distance observation purposes

IrfanView image dehave Mickleton UK

The basic way to remove the haze and color casts in your picture in open-source software is by using Gimp. This program can trivially easily do it for you, however, you must spend up to a few minutes adjusting your color preferences. Basically, the Gimp software is perfect for people, who want to enhance the … Read more

How to show the coordinate grids in Google Earth and Google Maps?

Google Maps MGRS

There are a few ways to show the coordinate grids on Google Earth. The easiest way to show the coordinate grids in Google Earth is to select “Grids” from the “Tools” options. Then you will have full zoomable coordinates grid cover (Pic 1 – 3). The default coordinate system bound to Google Earth is the … Read more

Incredible view of the London Skyline from the Sky Garden.

London Sky Garden view

Visiting the Sky Garden is the cheapest way to see London from the top. Recently I have written about London seen from The Shard. As we know getting into The Shard is not the cheapest experience. You have to pay 26 £ admissions per person. The Sky Garden gives you the opportunity to get a … Read more

Sigma 17-70mm f2.8-4.5 DC Macro one of the best kit lenses for Nikon

Sigma 17-70mm f/2.8-4.0 for Nikon

Today I will bring you information about one of the best kit lenses for Nikon – Sigma 17-70mm f2.8-4.5 DC Macro. This lens is called “a good lens for a good price”. This is obviously true because this lens example brings us the finest balance between price and quality. However, in my point, it can … Read more

“Beast from the east” a nightmare for British people

Beat from the east Cambridge UK

“Beast from the east” is the common British expression for the wintry air mass, that comes to Britain mainly from the east or northeast. It happens when a big land-based high-pressure system is coming to Eastern Europe and bringing arctic air mass from north-west Russia (The White Sea or the Ural Mountains) to Central and … Read more

Long lens photography from the plane – how it works?

Himalaya as seen from the plane

I really like to snap remote objects and mountain outlines. Especially since I got the new telephoto lens –  Nikon AF-S Nikkor 55-300mm f4.5-5.6 ED VR. Covering the distant sights from the ground is not only one option, but that may also give you a lot of positive feelings. You can also enjoy a much … Read more

Checking the tsunami vulnerability in your holiday destination

Heywhatsthat tsunami simulation

The Coastal zone makes up only 4% of the world’s land area but is home to one-third of the world’s population. The Coastal zone is also the most popular destination for holidaymakers, who stay in the hotel located alongside the beach. Being on your holiday we are not always aware of the basic and underrated … Read more

Astrophotography with the Peakfinder.org, part 2 – solar & lunar eclipses

Peakfinder mtBlanc

In the 2nd part of this short guide on the Peakfinder.org panorama generator, I would like to focus on another kind of observation, that we can enjoy. There are solar & lunar eclipses. Those celestial events are quite rare (especially solar eclipses) so this is the prime reason, that we should prepare as best as … Read more

Astrophotography with the Peakfinder.org, part 1 – Sun & Moon

Peakfinder Teide sunset

Taking a picture of mountains with sunset or moonrise in the background is a nice experience. Some of the photographers used to do this accidentally when travelling. People, who know the area better usually can predict exactly what time the Sun or Moon will rise & set above the outlined mountain communities or closer peaks. … Read more

Brief look on Sigma 24-70mm F2.8 EX DG Macro lens

Sigma 24-70mm f/2.8 for Nikon

When I gave the Nikkor 18-105mm lens back to the CEX shop I decided to buy something different. Coming across many lenses and different producers I found one, tailor-made for me at first glance. I have ordered through the webuy.com website the used Sigma 17-70mm F2.8 – 4.5 Macro lenses. Unfortunately, the lens, that I … Read more

Using Heywhatsthat.com to generate a multiple summit-perspective views in Google Earth – part 2

Heywhatsthat multi-summit panorama2

In this part of the article, I would like to say more about multiple summit-perspective views in Google Earth. First of all, previously I have described largely how to manage the heywhatsthat.com panoramas in Google Earth. Now you will see how to put a few summits into your Google software and manage them correctly. Let’s … Read more

Using Heywhatsthat.com to generate a multiple summit-perspective views in Google Earth – part 1

Heywhatsthat multi-summit panorama

Google Earth has been widely used in geography and GIS. Previously I showed you how to simulate a flood and total solar eclipse path in this tool. There are not only things, that I am going to show you over the forthcoming months. First of all, Google Earth is one of the programs, that I … Read more