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 Generated on May 10 2016 22:32 PM

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SEO Content

Title Heavens-Above

Length : 13

Perfect, your title contains between 10 and 70 characters.
Description Satellite predictions and other astronomical data customised for your location.

Length : 79

Great, your meta description contains between 70 and 160 characters.
Og Meta Properties This page does not take advantage of Og Properties. When people share or like your page, it is great to have good Og properties. Otherwise, they will just see a link to your website.

In case of Facebook or Twitter this is how you get started:

Facebook: https://developers.facebook.com/docs/sharing/webmasters

Twitter: https://dev.twitter.com/cards/getting-started
H1 H2 H3 H4 H5 H6
0 0 0 0 0 0
Images We found 5 images on this web page.

2 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio Ratio : 33%

Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.
Flash Perfect, no Flash content has been detected on this page.
Iframe Great, there are no IFrames detected on this page.

URL Rewrite Your links have query strings. This is not very readable for your users.
Underscores in the URLs We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links We found a total of 43 links including 0 link(s) to files

Anchor Type Juice
Login Internal Passing Juice
Unspecified Internal Passing Juice
Login (optional) Internal Passing Juice
Change your observing location Internal Passing Juice
ISS Interactive 3D Visualization Internal Passing Juice
ISS Internal Passing Juice
OTV-4(has been recently recovered) Internal Passing Juice
Tiangong 1 Internal Passing Juice
N. Korean satellite Internal Passing Juice
Hubble Space Telescope Internal Passing Juice
Envisat Internal Passing Juice
Satellite database Internal Passing Juice
Daily predictions for brighter satellites Internal Passing Juice
Iridium Flares Internal Passing Juice
Spacecraft escaping the Solar System Internal Passing Juice
Amateur Radio Satellites - All Passes Internal Passing Juice
Height of the ISS Internal Passing Juice
Interactive sky chart (now with PDF print option) Internal Passing Juice
Sky chart (old version) Internal Passing Juice
Sun Internal Passing Juice
Moon Internal Passing Juice
Planets Internal Passing Juice
Solar system chart Internal Passing Juice
Comets Internal Passing Juice
Asteroids Internal Passing Juice
Constellations Internal Passing Juice
Download our Android App External Passing Juice
Forum (English only) Internal Passing Juice
What time is it? Internal Passing Juice
Calendar Internal Passing Juice
Frequently asked questions (FAQ) Internal Passing Juice
Links to other sites Internal Passing Juice
Privacy policy Internal Passing Juice
Daily page counts Internal Passing Juice
Visits by country Internal Passing Juice
Visits by operating system and browser type Internal Passing Juice
Visits by language Internal Passing Juice
World Internal Passing Juice
Europe Internal Passing Juice
United States Internal Passing Juice
Observations, sorted by observer Internal Passing Juice
FAQ Internal Passing Juice
Imprint Internal Passing Juice

SEO Keywords

Keywords Cloud iss satellites heavens-above daily chart visits predictions interactive system português
Keywords Consistency
Keyword Content Title Description Headings
iss 4
satellites 4
chart 3
system 3
visits 3


Url Domain : heavens-above.com
Length : 17
Favicon Great, your website has a favicon.
Printability We could not find a Print-Friendly CSS.
Language Good. Your declared language is en.


Doctype HTML 5
Encoding You have not specified the document's charset.
W3C Validity Errors : 33
Warnings : 2
Email Privacy Warning! At least one email address has been found in plain text. Your email address will be used for spam. Please consider one of these options:

1. Integrate a contact form on your site.
2. Make it difficult for spam bots by using an obfuscator: Email Address Obfuscator
Deprecated HTML Great! We haven't found any deprecated HTML tags.
Speed Tips
Attention! Try to avoid nested tables in HTML.
Your website is using inline styles.
Great, your website has a few CSS files.
Perfect, your website has a few JavaScript files.
Perfect, your website takes advantage of gzip.


Mobile Optimization
Apple Icon
Meta Viewport Tag
Flash content


XML Sitemap Missing

Your website does not have an XML sitemap - to make it easier for search engines to find your pages it is wise to generate a sitemap.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more efficiently.

Go here to know more on how to set this up: http://www.sitemaps.org/protocol.html

If you have a lot of pages (up to 500 pages is free) you can auto generate them here: https://www.xml-sitemaps.com
Robots.txt http://heavens-above.com/robots.txt

Great, your website has a robots.txt file.
Analytics Missing

We didn't detect an analytics tool installed on this website.

Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but it can also be good to install a second one in order to cross-check the data. This can be Google Analytics or Clicky.com

PageSpeed Insights