Tag: apparent-magnitude

29 How could a hobbyist astronomer determine apparent magnitude of a star? 2013-09-27T18:08:36.317

28 Is the Sun visible from Proxima Centauri to human eyes? 2016-08-24T19:57:02.193

19 At what distance from Earth would our Sun be the same apparent magnitude as the next brightest star in the sky? 2013-12-04T11:53:49.823

9 How bright is the full Earth during the lunar midnight? 2014-12-04T11:56:37.180

8 As viewed from Mars, what are Jupiter's and Saturn's maximum brightness in apparent magnitude? 2016-01-29T11:31:34.607

8 Why are nearby stars like Proxima Centauri and Barnard's star not visible to the naked eye? 2017-08-22T02:57:58.400

6 What is the brightest star (relative magnitude) in M31? 2015-09-28T22:06:29.270

6 Have there been successful attempts at spotting Neptune with the naked eye? 2016-06-27T22:04:42.500

5 Why do dark objects look white from a distance? (Moon, Ceres, but not Earth!) 2015-03-17T08:54:24.703

4 How bright could Gliese 710 appear in 1.35 million years? 2017-01-06T03:47:37.497

4 Sun's apparent magnitude at 2.5 AU? 2017-03-21T17:04:06.600

4 "Pluto Time" for any solar system body 2018-10-04T01:43:00.727

3 How is the magnitude of a star measured? 2014-02-07T09:08:43.483

3 need data-point: actual counts per second with APD (avalanche photodiode) detector 2014-03-16T01:20:33.040

3 What's the difference between apparent brightness and apparent magnitude? Are they the same? 2016-10-19T21:50:56.030

3 Why do different instrumental filters use different magnitude systems (Vega vs AB)? 2017-02-14T02:52:16.693

2 Galactic extinction as a function of distance 2015-03-31T14:52:19.303

2 How to calculate magnitude of a star in a triple star system? 2015-04-16T22:13:37.543

2 What is the share of stars in total radiation input of Earth? 2015-11-10T12:49:56.893

2 Absolute/apparent magnitude and distance for HIP31978 inconsistent? 2016-01-08T03:26:11.960

2 How bright would Alpha Centauri appear (in apparent Magnitude) if it were 1 light year away? 2017-09-15T15:21:35.357

2 Can we measure comets in a similar way to exoplanets? 2017-12-14T21:34:39.397

2 Are stars beyond the asteroid belt less constant? 2017-12-17T04:51:03.367

2 total energy and apparent bolometric magnitude 2018-01-25T14:45:58.990

2 How to get the zeropoint magnitude? 2018-03-14T15:19:08.630

2 How would a flat mirror on the Moon reflect sunlight 2018-08-15T08:11:47.970

2 What is the planet relative to earth that shows the greatest change in apparent brightness? 2018-10-06T16:58:12.797

2 Light pollution and apparent magnitude of objects in solar system 2018-10-29T14:46:10.487

1 How can apparent magnitude be negative? 2016-04-12T17:19:41.030

1 Asteroid apparent magnitude 2017-02-12T15:28:22.880

1 Problem about finding distance with magnitude given 2017-03-30T07:26:36.103

1 What apparent sizes of the sun an Earth like planet can have? 2017-04-19T17:18:47.717

1 How much has the apparent magnitude of the Sun changed? 2017-06-19T19:57:10.977

1 Asteroid visible during the day? 2017-07-24T22:36:51.033

0 Around what apparent magnitude can the naked eye observe an object during full moon 2015-03-31T01:08:08.100

0 Formula for translating view brightness to pixel values on a monitor? 2017-04-17T04:49:50.643

0 compute magnitude in vega system from fluxes in the unit of photons per unit area 2017-04-29T15:42:53.213

0 What are the apparent visual magnitudes of Spica A and Spica B? 2018-05-31T15:46:44.500