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...is now others may also add to the project as well as noting if objects are visible from their cities. ...ects that can be seen by looking through a [[telescope]] with your eye and not by using [[CCD]] or film [[astrophotography]].

...ng on the observers latitude. Also keep in mind that objects are generally visible for three seasons. So Leo being a spring constellation would be an early mo

...so a [[list of non-visible objects]] for objects that were checked but not visible.

...tellation]] of [[Taurus]]. It is visible even with the unaided eye, though not as spectacular as it is in a dark site. The best view is with binoculars as

X- Not visible from a light polluted site even with a small telescope. ...example if BT, the object was seen through binoculars and a telescope, but not with the unaided eye.

...on of Hercules. Not visible from the city to the unaided eye, it is easily visible in binoculars and downright spectacular in a telescope. It can be tricky to

...rk sky environment, but not visible in the light polluted skies of a city. Visible with binoculars or a telescope it's well worth the look.

... open cluster can vary quite substantially. Sometimes only a few stars are visible for some clusters and sometimes there are so many stars in a cluster, they The Hyades]] and [[M45 | The Pleiades]] are naked eye clusters that are visible even from inside a city and that observation with binoculars or a telescope

*ob_mag= The object's visible [[magnitude]]. *ob_altname= Your real name if you wish. If not just put in your login name again.

...is visible to both binoculars and telescopes from inside the city, but not visible to the unaided eye.

...A small open cluster south east of Sadr in Cygnus. Not a lot of stars, but visible in both binoculars and a telescope from inside a city.

...noculars. Not a particularly spectacular globular, it is a deep sky object visible from inside a city with optical aid.

|ob_description=This irregular galaxy is visible in a telescope but not in binoculars. It's easy to find if you've already found [[M81]] as M82 is

... stars in a telescope. The nebulocity which forms the Eagle Nebula was not visible in binoculars or telescope.

...iral galaxy is normally visible to the unaided eye from a dark site though not through the light pollution of a city. An easy object in both binoculars an

... faint companion to M31 is visible in a telescope from the city. It is not visible to the unaided eye or through binoculars. To find it, first find M31 then l

|ob_description=This globular cluster is an easy find in a telescope but not visible in either binoculars or with the unaided eye from inside a city.

|ob_description=This globular cluster is an easy find in a telescope but not visible in either binoculars or with the unaided eye from inside a city.

...a few stars are visible with averted vision through a telescope. It is not visible with binoculars or the unaided eye from a city.

...er is sparse from inside a city when viewed through a telescope. It is not visible in binoculars or with the unaided eye.

|ob_description=This small cluster is sparse from inside a city. It is not visible with binoculars or the unaided eye from a city.

|ob_description=This small cluster is sparse from inside a city. It is not visible with binoculars or the unaided eye from a city.

...escription=This small cluster is very sparse from inside a city. It is not visible with binoculars or the unaided eye from a city.

|ob_description=his small cluster is sparse from inside a city. It is not visible with binoculars or the unaided eye from a city.

|ob_description=This small cluster is sparse from inside a city. It is not visible with binoculars or the unaided eye from a city.

|ob_description= This small cluster is sparse from inside a city. It is not visible with binoculars or the unaided eye from a city.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

:of this license document, but changing it is not allowed. ...ves for the author and publisher a way to get credit for their work, while not being considered responsible for modifications made by others.

...he unaided eye as faint fuzzy patches of light. Much fewer, of course, are visible from inside a light polluted city. It is important to note that this is not an evolutionary view. Galaxies do not progress from one type to another.

...ight, they can't be seen directly. Despite this, several dark nebulae are visible to the naked eye. How is this? Dark nebulae block the light of stars or oth Some cold nebulae are visible not due to the light they create, but due to reflecting the light of a nearby s

...and the [[:Category:Not Visible | not visible]] category to make sure it's not there. remember that some NGC objects also have Messier numbers and would b

...ortant measure of an object as it can allow us to gage if it is visible or not. [[Limiting Magnitude|Limiting magnitude]] is the dimmest object that can b ...ed by amateur astronomers as it tells them if an object will be visible or not given the [[Limiting Magnitude|limiting magnitude]] of their optical system

...y only a small part of the much larger constellation of [[Ursa Major]] and not a constellation on its own. ... mean that they are actually together in space. Second, that asterisms are not the same as constellations.

...e ''Almagest'', Ptolemy described 48 constellations covering the night sky visible from Ancient Greece. Ptolemy's constellations dominated astronomical though ...nd other objects as the constellation name is associated with a region and not just a grouping of stars.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

|ob_description=Despite the reported magnitude, this cluster is not visible in binoculars and is a sparse 4-5 star cluster in a telescope.

...cts that were surveyed, that is an observation was attempted, but were not visible from inside the light polluted environs of a city. [[Category:Not Visible]]

...escription= Not a particularly exciting object with only a couple of stars visible from a city.

|ob_visibility=Not Visible |ob_description=This object was not visible during observations.

...e CCD to be exposed for a period of time. This creates an image that shows not only the variance across the CCD but also any variance caused by the optica ... paint used on the screen, the screen may also not be truly white and thus not flat in certain filters<ref name="massey">Massey, P. and Jacoby, G.H., 1992